🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.54 AU - 0.86 AU

Year: 224 Days

Day: 20.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,551,538 km

• M1: 349,760 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.83 AU - 1.37 AU

Year: 442 Days

Day: 44.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.63 AU - 1.79 AU

Year: 856 Days

Day: 41.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.66 AU - 1.9 AU

Year: 909 Days

Day: 45.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.82 AU - 2.18 AU

Year: 1083 Days

Day: 43.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,551,538 km

• M1: 47,123 km (0.056 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.26 AU - 2.9 AU

Year: 1587 Days

Day: 23.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,551,538 km

• M1: 1,525,300 km (0.055 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.05 AU - 3.59 AU

Year: 2316 Days

Day: 47.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.4

Radius: 15

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.08 AU - 6.68 AU

Year: 4778 Days

Day: 13.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,551,538 km

• M1: 186,549 km (0.085 R)
• M2: 689,197 km (0.039 R)
• M3: 1,274,723 km (0.113 R)
• M4: 1,816,567 km (0.085 R)
• M5: 2,530,298 km (0.045 R)
• M6: 4,042,434 km (0.119 R)
• M7: 4,552,114 km (0.08 R)
• M8: 6,189,014 km (0.091 R)
• M9: 7,891,736 km (0.046 R)
• M10: 8,732,925 km (0.111 R)
• M11: 10,193,898 km (0.105 R)
• M12: 12,057,140 km (0.085 R)
• M13: 14,525,953 km (0.112 R)
• M14: 15,380,456 km (0.083 R)
• M15: 16,693,926 km (0.114 R)
• M16: 18,406,971 km (0.059 R)
• M17: 19,272,245 km (0.047 R)
• M18: 20,234,458 km (0.103 R)
• M19: 21,084,324 km (0.109 R)
• M20: 21,591,161 km (0.11 R)
• M21: 23,313,631 km (0.083 R)
• M22: 26,191,446 km (0.119 R)
• M23: 27,457,642 km (0.102 R)
• M24: 30,203,511 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.4

Radius: 3.2

Gravity: 29.14 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 17.53 AU - 20.53 AU

Year: 31785 Days

Day: 17.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,551,538 km

• M1: 40,691 km (0.094 R)
• M2: 141,520 km (0.103 R)
• M3: 831,016 km (0.064 R)
• M4: 994,975 km (0.038 R)
• M5: 2,117,558 km (0.096 R)
• M6: 2,424,233 km (0.114 R)
• M7: 2,564,556 km (0.088 R)
• M8: 4,382,021 km (0.091 R)
• M9: 4,555,255 km (0.102 R)
• M10: 5,732,890 km (0.103 R)
• M11: 6,636,910 km (0.119 R)
• M12: 6,911,870 km (0.117 R)
• M13: 7,882,910 km (0.06 R)
• M14: 9,390,258 km (0.06 R)
• M15: 10,393,312 km (0.105 R)
• M16: 12,129,844 km (0.097 R)
• M17: 14,427,069 km (0.094 R)
• M18: 15,677,558 km (0.035 R)
• M19: 19,115,915 km (0.078 R)
• M20: 19,953,214 km (0.115 R)
• M21: 22,611,569 km (0.108 R)
• M22: 23,024,459 km (0.087 R)
• M23: 28,858,476 km (0.085 R)
• M24: 31,983,726 km (0.118 R)
• M25: 35,604,443 km (0.107 R)
• M26: 36,022,868 km (0.104 R)
• M27: 37,873,843 km (0.069 R)
• M28: 38,749,140 km (0.098 R)
• M29: 40,388,732 km (0.061 R)
• M30: 40,539,976 km (0.081 R)
• M31: 42,541,595 km (0.078 R)
• M32: 42,855,302 km (0.07 R)
• M33: 56,515,084 km (0.098 R)
• M34: 58,234,113 km (0.082 R)
• M35: 68,422,326 km (0.066 R)
• M36: 69,719,190 km (0.065 R)
• M37: 75,988,986 km (0.079 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 16,122 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit