Difference between revisions of "Planetary Classes"

From Trekipedia
Jump to: navigation, search
m
m
 
(14 intermediate revisions by the same user not shown)
Line 1: Line 1:
 +
{{MyriadPlanetClasses}}
 +
{{banner|Prime|100%}}
 
==Class A==
 
==Class A==
[[File:gothos-tos-18.jpg|250px|thumb|right|[[Gothos]] ([[Star Trek|TOS]] [[The Squire of Gothos (Episode)|18]])]]
+
{{ImageBox2|file=gothos-tos-18.jpg|caption=[[Gothos]] ([[Star Trek|TOS]] [[The Squire of Gothos (Episode)|18]])}}
 
'''Geothermal<ref name="STSC" />'''
 
'''Geothermal<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|0-2 billion years
 
|style="width:75%"|0-2 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|1,000-10,000km
 
|style="width:75%"|1,000-10,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere/Cold Zone
 
|style="width:75%"|Ecosphere/Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Partially molten
 
|style="width:75%"|Partially molten
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Primarily hydrogen compounds
 
|style="width:75%"|Primarily hydrogen compounds
 
|-
 
|-
|style="width:25%"|Evolution
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Evolution
 
|style="width:75%"|Cools to become Class C
 
|style="width:75%"|Cools to become Class C
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|None
 
|style="width:75%"|None
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Gothos]]
 
|style="width:75%"|[[Gothos]]
 
|}
 
|}
Line 33: Line 35:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|0-10 billion years
 
|style="width:75%"|0-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|1,000-10,000km
 
|style="width:75%"|1,000-10,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Hot Zone
 
|style="width:75%"|Hot Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Partially molten, high surface temperature
 
|style="width:75%"|Partially molten, high surface temperature
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Extremely tenuous, few chemically active gases
 
|style="width:75%"|Extremely tenuous, few chemically active gases
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|None
 
|style="width:75%"|None
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Mercury]]
 
|style="width:75%"|[[Mercury]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class C==
 
==Class C==
 +
{{ImageBox2|file=psi2000-tos06.jpg|caption=Psi 2000 ([[Star Trek|TOS]]&nbsp;[[The Naked Time (Episode)|06]])}}
 
'''Geoinactive<ref name="STSC" />'''
 
'''Geoinactive<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|1,000-10,000km
 
|style="width:75%"|1,000-10,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere/Cold Zone
 
|style="width:75%"|Ecosphere/Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Low surface temperature
 
|style="width:75%"|Low surface temperature
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Frozen
 
|style="width:75%"|Frozen
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|None
 
|style="width:75%"|None
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Pluto]], [[Psi 2000]]
 
|style="width:75%"|[[Pluto]], [[Psi 2000]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 +
 
==Class D==
 
==Class D==
[[File:moon-ent-96.jpg|250px|thumb|right|[[Moon (Sol IIIa)]] ([[Star Trek: Enterprise|ENT]] [[Demons (Episode)|96]])]]
+
{{ImageBox2|file=moon-ent-96.jpg|caption=[[Moon (Sol IIIa)]] ([[Star Trek: Enterprise|ENT]] [[Demons (Episode)|96]])}}
 
'''Asteroid/Moon<ref name="STSC" />'''
 
'''Asteroid/Moon<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|100-1,000km
 
|style="width:75%"|100-1,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone; found primarily in orbit of larger planets or in asteroid fields
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone; found primarily in orbit of larger planets or in asteroid fields
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Barren and cratered
 
|style="width:75%"|Barren and cratered
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|None or very tenuous
 
|style="width:75%"|None or very tenuous
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|None
 
|style="width:75%"|None
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Moon (Sol IIIa)]], [[Lunar V (Bajor VIIe)]]
 
|style="width:75%"|[[Moon (Sol IIIa)]], [[Lunar V (Bajor VIIe)]]
 
|}
 
|}
Line 112: Line 116:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|0-2 billion years
 
|style="width:75%"|0-2 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Molten, high surface temperature
 
|style="width:75%"|Molten, high surface temperature
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Hydrogen compounds and reactive gases
 
|style="width:75%"|Hydrogen compounds and reactive gases
 
|-
 
|-
|style="width:25%"|Evolution
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Evolution
 
|style="width:75%"|Cools to become Class F
 
|style="width:75%"|Cools to become Class F
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Carbon cycle ([[Excalbians]])
 
|style="width:75%"|Carbon cycle ([[Excalbians]])
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Excalbia]]
 
|style="width:75%"|[[Excalbia]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class F==
 
==Class F==
 +
{{ImageBox2|file=janus-06-tos26.jpg|caption=Janus VI ([[Star Trek|TOS]]&nbsp;[[The Devil in the Dark (Episode)|26]])}}
 
'''Geometallic<ref name="STSC" />'''
 
'''Geometallic<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|1-3 billion years
 
|style="width:75%"|1-3 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Volcanic eruptions due to molten core
 
|style="width:75%"|Volcanic eruptions due to molten core
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Hydrogen compounds
 
|style="width:75%"|Hydrogen compounds
 
|-
 
|-
|style="width:25%"|Evolution
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Evolution
 
|style="width:75%"|Cools to become Class G
 
|style="width:75%"|Cools to become Class G
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Silicon-based ([[Horta]])
 
|style="width:75%"|Silicon-based ([[Horta]])
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Janus VI]]
 
|style="width:75%"|[[Janus VI]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 +
 
==Class G==
 
==Class G==
[[File:delta_vega-tos-01.jpg|250px|thumb|right|[[Delta Vega (TOS)|Delta Vega]] ([[Star Trek|TOS]] [[Where No Man Has Gone Before (Episode)|01]])]]
+
{{ImageBox2|file=delta_vega-tos-01.jpg|caption=[[Delta Vega (TOS)|Delta Vega]] ([[Star Trek|TOS]] [[Where No Man Has Gone Before (Episode)|01]])}}
 
'''Geocrystalline<ref name="STSC" />'''
 
'''Geocrystalline<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|3-4 billion years
 
|style="width:75%"|3-4 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Still crystallizing
 
|style="width:75%"|Still crystallizing
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Carbon dioxide, some toxic gases
 
|style="width:75%"|Carbon dioxide, some toxic gases
 
|-
 
|-
|style="width:25%"|Evolution
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Evolution
 
|style="width:75%"|Cools to become Class K, L, M, N, O, or P
 
|style="width:75%"|Cools to become Class K, L, M, N, O, or P
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Primitive single-celled organisms
 
|style="width:75%"|Primitive single-celled organisms
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Delta Vega (TOS)|Delta Vega]]
 
|style="width:75%"|[[Delta Vega (TOS)|Delta Vega]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class H==
 
==Class H==
 +
{{ImageBox2|file=rigel-12-tos03.jpg|caption=Rigel XII ([[Star Trek|TOS]] [[Mudd's Women (Episode)|03]])}}
 
'''Desert<ref name="STSC" />'''
 
'''Desert<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|4-10 billion years
 
|style="width:75%"|4-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Hot and arid, little or no surface water
 
|style="width:75%"|Hot and arid, little or no surface water
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|May contain heavy gases and metal vapors
 
|style="width:75%"|May contain heavy gases and metal vapors
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Drought- and radiation-resistant plants, animal life
 
|style="width:75%"|Drought- and radiation-resistant plants, animal life
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Rigel XII]], [[Tau Cygna V]]
 
|style="width:75%"|[[Rigel XII]], [[Tau Cygna V]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 +
 
==Class I==
 
==Class I==
 
'''Gas Supergiant<ref name="STSC" />'''
 
'''Gas Supergiant<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|140,000-10 million km
 
|style="width:75%"|140,000-10 million km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Cold Zone
 
|style="width:75%"|Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates heat
 
|style="width:75%"|Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates heat
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Zones vary in temperature, pressure, and composition; water vapor may be present
 
|style="width:75%"|Zones vary in temperature, pressure, and composition; water vapor may be present
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Unknown
 
|style="width:75%"|Unknown
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Q'tahl]]
 
|style="width:75%"|[[Q'tahl]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class J==
 
==Class J==
[[File:jupiter-tng-101-102.jpg|250px|thumb|right|[[Jupiter]] ([[Star Trek: The Next Generation|TNG]] [[Encounter at Farpoint (Episode)|101-102]])]]
+
{{ImageBox2|file=jupiter-dsc15.jpg|caption=[[Jupiter]] ([[Star Trek: Discovery|DSC]] [[Will You Take My Hand? (Episode)|15]])}}
 
'''Gas Giant<ref name="STSC" />'''
 
'''Gas Giant<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|50,000-140,000km
 
|style="width:75%"|50,000-140,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Cold Zone
 
|style="width:75%"|Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates some heat
 
|style="width:75%"|Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates some heat
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Zones vary in temperature, pressure, and composition
 
|style="width:75%"|Zones vary in temperature, pressure, and composition
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Hydrocarbon-based (Jovian)
 
|style="width:75%"|Hydrocarbon-based (Jovian)
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Jupiter]], [[Saturn]]
 
|style="width:75%"|[[Jupiter]], [[Saturn]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 +
 
==Class K==
 
==Class K==
[[File:mars-stsc.jpg|250px|thumb|right|[[Mars]] ([[Star Trek: Star Charts (Book)|STSC]])]]
+
{{ImageBox2|file=mars-stsc.jpg|caption=[[Mars]] ([[Star Trek: Star Charts (Book)|STSC]])}}
 
'''Adaptable<ref name="STSC" />'''
 
'''Adaptable<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|4-10 billion years
 
|style="width:75%"|4-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|5,000-10,000km
 
|style="width:75%"|5,000-10,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Barren, little or no surface water
 
|style="width:75%"|Barren, little or no surface water
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Thin, mostly carbon dioxide
 
|style="width:75%"|Thin, mostly carbon dioxide
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Primitive single-celled organisms; adaptable for humanoid colonization through the use of pressure domes
 
|style="width:75%"|Primitive single-celled organisms; adaptable for humanoid colonization through the use of pressure domes
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
|style="width:75%"|[[Mars]]
+
|style="width:75%"|[[Mars]],<ref name="STSC"/> [[Planet Mudd]]<ref name="TOS41"/>
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
Line 306: Line 315:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|4-10 billion years
 
|style="width:75%"|4-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Rocky and barren, little surface water
 
|style="width:75%"|Rocky and barren, little surface water
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Oxygen/argon, high concentration of carbon dioxide
 
|style="width:75%"|Oxygen/argon, high concentration of carbon dioxide
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Limited to plant life; suitable for humanoid colonization
 
|style="width:75%"|Limited to plant life; suitable for humanoid colonization
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Indri VIII]]
 
|style="width:75%"|[[Indri VIII]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class M==
 
==Class M==
[[File:earth-st-11.jpg|250px|thumb|right|[[Earth]] ([[Star Trek (Film)|''Star Trek'']])]]
+
See: [[:Category:Class M Planets|Class M Planets]]
'''Terrestrial / ''Minshara'' class<ref name="STSC" /><ref name="TOS00" /><ref name="ENT01" />'''
+
{{Clear}}
{|style="width:50%" align="left"
+
 
|-
 
|style="width:25%"|Age
 
|style="width:75%"|3-10 billion years
 
|-
 
|style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|-
 
|style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|-
 
|style="width:25%"|Surface
 
|style="width:75%"|Surface water abundant; if water or ice covers more than 80% of surface, planet is considered Class O or P
 
|-
 
|style="width:25%"|Atmosphere
 
|style="width:75%"|Nitrogen, oxygen, trace elements
 
|-
 
|style="width:25%"|Lifeforms
 
|style="width:75%"|Extensive vegetation, animal life, humanoids
 
|-
 
|style="width:25%"|Example
 
|style="width:75%"|[[Earth]], [[Vulcan]]
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
 
==Class N==
 
==Class N==
 
'''Reducing<ref name="STSC" />'''
 
'''Reducing<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|3-10 billion years
 
|style="width:75%"|3-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|High surface temperature due to greenhouse effect; water exists only as vapor
 
|style="width:75%"|High surface temperature due to greenhouse effect; water exists only as vapor
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Extremely dense, carbon dioxide and sulfides
 
|style="width:75%"|Extremely dense, carbon dioxide and sulfides
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Unknown
 
|style="width:75%"|Unknown
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Venus]]
 
|style="width:75%"|[[Venus]]
 
|}
 
|}
Line 385: Line 371:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|3-10 billion years
 
|style="width:75%"|3-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Liquid water covers 80% or more of surface area
 
|style="width:75%"|Liquid water covers 80% or more of surface area
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Nitrogen, oxygen, trace elements
 
|style="width:75%"|Nitrogen, oxygen, trace elements
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Aquatic vegetation, animal life, humanoids
 
|style="width:75%"|Aquatic vegetation, animal life, humanoids
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Argo]]
 
|style="width:75%"|[[Argo]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 
==Class P==
 
==Class P==
 +
{{ImageBox2|file=exo-03-tos09.jpg|caption=Exo III ([[Star Trek|TOS]]&nbsp;[[What Are Little Girls Made Of? (Episode)|09]])}}
 
'''Glaciated<ref name="STSC" />'''
 
'''Glaciated<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|3-10 billion years
 
|style="width:75%"|3-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-15,000km
 
|style="width:75%"|10,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Ecosphere
 
|style="width:75%"|Ecosphere
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Water ice covers 80% or more of surface area
 
|style="width:75%"|Water ice covers 80% or more of surface area
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Nitrogen, oxygen, trace elements
 
|style="width:75%"|Nitrogen, oxygen, trace elements
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Hardy vegetation, animal life, humanoids
 
|style="width:75%"|Hardy vegetation, animal life, humanoids
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Exo III]]
 
|style="width:75%"|[[Exo III]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
 +
 
==Class Q==
 
==Class Q==
 
'''Variable<ref name="STSC" />'''
 
'''Variable<ref name="STSC" />'''
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|4,000-15,000km
 
|style="width:75%"|4,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Ranges from molten to water and/or carbon dioxide ice, due to eccentric orbit or variable output of star
 
|style="width:75%"|Ranges from molten to water and/or carbon dioxide ice, due to eccentric orbit or variable output of star
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Ranges from tenuous to very dense
 
|style="width:75%"|Ranges from tenuous to very dense
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Genesis Planet]]
 
|style="width:75%"|[[Genesis Planet]]
 
|}
 
|}
Line 460: Line 448:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|4,000-15,000km
 
|style="width:75%"|4,000-15,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Interstellar space, cometary halos
 
|style="width:75%"|Interstellar space, cometary halos
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|May be temperate due to geothermal venting
 
|style="width:75%"|May be temperate due to geothermal venting
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Primarily volcanic outgassing
 
|style="width:75%"|Primarily volcanic outgassing
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Non-photosynthetic plants, animal life
 
|style="width:75%"|Non-photosynthetic plants, animal life
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Dakala]]
 
|style="width:75%"|[[Dakala]]
 
|}
 
|}
Line 486: Line 474:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10-50 million km (Class S)<br/>
 
|style="width:75%"|10-50 million km (Class S)<br/>
 
50-120 million km (Class T)
 
50-120 million km (Class T)
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Cold Zone
 
|style="width:75%"|Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Tenuous, composed of gaseous hydrogen and hydrogen compounds; radiates considerable heat
 
|style="width:75%"|Tenuous, composed of gaseous hydrogen and hydrogen compounds; radiates considerable heat
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Zones vary in temperature, pressure, and composition; water vapor may be present
 
|style="width:75%"|Zones vary in temperature, pressure, and composition; water vapor may be present
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Unknown
 
|style="width:75%"|Unknown
 
|}
 
|}
Line 510: Line 498:
 
{|style="width:50%" align="left"
 
{|style="width:50%" align="left"
 
|-
 
|-
|style="width:25%"|Age
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Age
 
|style="width:75%"|2-10 billion years
 
|style="width:75%"|2-10 billion years
 
|-
 
|-
|style="width:25%"|Diameter
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Diameter
 
|style="width:75%"|10,000-50,000km
 
|style="width:75%"|10,000-50,000km
 
|-
 
|-
|style="width:25%"|Location
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Location
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|style="width:75%"|Hot Zone/Ecosphere/Cold Zone
 
|-
 
|-
|style="width:25%"|Surface
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Surface
 
|style="width:75%"|Temperature can exceed 500&deg;K
 
|style="width:75%"|Temperature can exceed 500&deg;K
 
|-
 
|-
|style="width:25%"|Atmosphere
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Atmosphere
 
|style="width:75%"|Turbulent, saturated with toxic chemicals and thermionic radiation
 
|style="width:75%"|Turbulent, saturated with toxic chemicals and thermionic radiation
 
|-
 
|-
|style="width:25%"|Lifeforms
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Lifeforms
 
|style="width:75%"|Crystalline, Mimetic
 
|style="width:75%"|Crystalline, Mimetic
 
|-
 
|-
|style="width:25%"|Example
+
|class="HeaderRow ButtonLeftCorners" style="width:25%"|Example
 
|style="width:75%"|[[Tholia]], [[Demon Planet (Delta Quadrant)]]
 
|style="width:75%"|[[Tholia]], [[Demon Planet (Delta Quadrant)]]
 
|}
 
|}
 
<div style="clear:both;">&nbsp;</div>
 
<div style="clear:both;">&nbsp;</div>
  
{|
+
==References==
|+style="background-color:#000;text-color:#fff;"|<div align="left" style="color:#fff;margin-left:1em;">'''References'''</div>
+
<references>
|-
+
<ref name="TOS41">{{RefTOS41}}</ref>
|<references>
+
<ref name="STSC">{{RefSTSC}}</ref>
<ref name="STSC">[[Star Trek: Star Charts (Book)|''"Star Trek:'' Star Charts"]]. [[Star Trek (Miscellaneous)|''Star Trek'' (Miscellaneous)]]. Book. Simon &amp; Schuster/Pocket Books, October 2002.</ref>
 
<ref name="TOS00">[[The Cage (Episode)|"The Cage"]]. ''[[Star Trek]],'' episode 0. Television. Desilu Studios, 1965 (Unaired).</ref>
 
<ref name="ENT01">[[Broken Bow (Episode)|"Broken Bow"]]. ''[[Star Trek: Enterprise]],'' episodes 01-02. Television. Paramount Pictures Corporation, 26 September 2001.</ref>
 
 
</references>
 
</references>
|}
 
  
 
[[Category:Library]]
 
[[Category:Library]]
 
[[Category:Astrometrics]]
 
[[Category:Astrometrics]]
[[Category:Alpha Quadrant]]
 
 
[[Category:Planets]]
 
[[Category:Planets]]
 
[[Category:TOS]]
 
[[Category:TOS]]
Line 553: Line 536:
 
[[Category:ENT]]
 
[[Category:ENT]]
 
[[Category:DSC]]
 
[[Category:DSC]]
[[Category:Kelvin]]
 
 
[[Category:Film]]
 
[[Category:Film]]
 
[[Category:Books]]
 
[[Category:Books]]
[[Category:Comics]]
+
[[Category:Film]]
[[Category:Game]]
+
[[Category:Prime Timeline]]

Latest revision as of 05:59, 5 September 2023

Myriad Universes: Planetary Classes
Prime Timeline
(The root of all realities)


Class A

Geothermal[1]

Age 0-2 billion years
Diameter 1,000-10,000km
Location Ecosphere/Cold Zone
Surface Partially molten
Atmosphere Primarily hydrogen compounds
Evolution Cools to become Class C
Lifeforms None
Example Gothos
 

Class B

Geomorteus[1]

Age 0-10 billion years
Diameter 1,000-10,000km
Location Hot Zone
Surface Partially molten, high surface temperature
Atmosphere Extremely tenuous, few chemically active gases
Lifeforms None
Example Mercury
 

Class C

Psi 2000 (TOS 06)

Psi 2000 (TOS 06)

Geoinactive[1]

Age 2-10 billion years
Diameter 1,000-10,000km
Location Ecosphere/Cold Zone
Surface Low surface temperature
Atmosphere Frozen
Lifeforms None
Example Pluto, Psi 2000
 

Class D

Asteroid/Moon[1]

Age 2-10 billion years
Diameter 100-1,000km
Location Hot Zone/Ecosphere/Cold Zone; found primarily in orbit of larger planets or in asteroid fields
Surface Barren and cratered
Atmosphere None or very tenuous
Lifeforms None
Example Moon (Sol IIIa), Lunar V (Bajor VIIe)
 

Class E

Geoplastic[1]

Age 0-2 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Molten, high surface temperature
Atmosphere Hydrogen compounds and reactive gases
Evolution Cools to become Class F
Lifeforms Carbon cycle (Excalbians)
Example Excalbia
 

Class F

Janus VI (TOS 26)

Janus VI (TOS 26)

Geometallic[1]

Age 1-3 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Volcanic eruptions due to molten core
Atmosphere Hydrogen compounds
Evolution Cools to become Class G
Lifeforms Silicon-based (Horta)
Example Janus VI
 

Class G

Geocrystalline[1]

Age 3-4 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Still crystallizing
Atmosphere Carbon dioxide, some toxic gases
Evolution Cools to become Class K, L, M, N, O, or P
Lifeforms Primitive single-celled organisms
Example Delta Vega
 

Class H

Rigel XII (TOS 03)

Rigel XII (TOS 03)

Desert[1]

Age 4-10 billion years
Diameter 10,000-15,000km
Location Hot Zone/Ecosphere/Cold Zone
Surface Hot and arid, little or no surface water
Atmosphere May contain heavy gases and metal vapors
Lifeforms Drought- and radiation-resistant plants, animal life
Example Rigel XII, Tau Cygna V
 

Class I

Gas Supergiant[1]

Age 2-10 billion years
Diameter 140,000-10 million km
Location Cold Zone
Surface Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates heat
Atmosphere Zones vary in temperature, pressure, and composition; water vapor may be present
Lifeforms Unknown
Example Q'tahl
 

Class J

Gas Giant[1]

Age 2-10 billion years
Diameter 50,000-140,000km
Location Cold Zone
Surface Tenuous, comprised of gaseous hydrogen and hydrogen compounds; radiates some heat
Atmosphere Zones vary in temperature, pressure, and composition
Lifeforms Hydrocarbon-based (Jovian)
Example Jupiter, Saturn
 

Class K

Adaptable[1]

Age 4-10 billion years
Diameter 5,000-10,000km
Location Ecosphere
Surface Barren, little or no surface water
Atmosphere Thin, mostly carbon dioxide
Lifeforms Primitive single-celled organisms; adaptable for humanoid colonization through the use of pressure domes
Example Mars,[1] Planet Mudd[2]
 

Class L

Marginal[1]

Age 4-10 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Rocky and barren, little surface water
Atmosphere Oxygen/argon, high concentration of carbon dioxide
Lifeforms Limited to plant life; suitable for humanoid colonization
Example Indri VIII
 

Class M

See: Class M Planets


Class N

Reducing[1]

Age 3-10 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface High surface temperature due to greenhouse effect; water exists only as vapor
Atmosphere Extremely dense, carbon dioxide and sulfides
Lifeforms Unknown
Example Venus
 

Class O

Pelagic[1]

Age 3-10 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Liquid water covers 80% or more of surface area
Atmosphere Nitrogen, oxygen, trace elements
Lifeforms Aquatic vegetation, animal life, humanoids
Example Argo
 

Class P

Exo III (TOS 09)

Exo III (TOS 09)

Glaciated[1]

Age 3-10 billion years
Diameter 10,000-15,000km
Location Ecosphere
Surface Water ice covers 80% or more of surface area
Atmosphere Nitrogen, oxygen, trace elements
Lifeforms Hardy vegetation, animal life, humanoids
Example Exo III
 

Class Q

Variable[1]

Age 2-10 billion years
Diameter 4,000-15,000km
Location Hot Zone/Ecosphere/Cold Zone
Surface Ranges from molten to water and/or carbon dioxide ice, due to eccentric orbit or variable output of star
Atmosphere Ranges from tenuous to very dense
Example Genesis Planet
 

Class R

Rogue[1]

Age 2-10 billion years
Diameter 4,000-15,000km
Location Interstellar space, cometary halos
Surface May be temperate due to geothermal venting
Atmosphere Primarily volcanic outgassing
Lifeforms Non-photosynthetic plants, animal life
Example Dakala
 

Classes S-T

Ultragiant[1]

Age 2-10 billion years
Diameter 10-50 million km (Class S)

50-120 million km (Class T)

Location Cold Zone
Surface Tenuous, composed of gaseous hydrogen and hydrogen compounds; radiates considerable heat
Atmosphere Zones vary in temperature, pressure, and composition; water vapor may be present
Lifeforms Unknown
 

Class Y

Demon[1]

Age 2-10 billion years
Diameter 10,000-50,000km
Location Hot Zone/Ecosphere/Cold Zone
Surface Temperature can exceed 500°K
Atmosphere Turbulent, saturated with toxic chemicals and thermionic radiation
Lifeforms Crystalline, Mimetic
Example Tholia, Demon Planet (Delta Quadrant)
 

References