🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.47 AU - 0.65 AU

Year: 275 Days

Day: 41.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 14.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.77 AU - 0.99 AU

Year: 542 Days

Day: 9.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,868,073 km

• M1: 177,872 km (0.106 R)
• M2: 637,287 km (0.104 R)
• M3: 1,151,305 km (0.061 R)
• M4: 1,615,807 km (0.051 R)
• M5: 2,166,776 km (0.117 R)
• M6: 2,734,200 km (0.111 R)
• M7: 3,434,767 km (0.04 R)
• M8: 3,890,891 km (0.042 R)
• M9: 4,637,684 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.1

Radius: 10.9

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.33 AU - 1.55 AU

Year: 1134 Days

Day: 9.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,868,073 km

• M1: 135,536 km (0.117 R)
• M2: 569,070 km (0.091 R)
• M3: 1,029,832 km (0.075 R)
• M4: 1,385,426 km (0.099 R)
• M5: 1,814,772 km (0.059 R)
• M6: 2,262,817 km (0.072 R)
• M7: 2,865,098 km (0.112 R)
• M8: 3,716,161 km (0.077 R)
• M9: 4,104,367 km (0.03 R)
• M10: 5,164,418 km (0.086 R)
• M11: 6,027,298 km (0.103 R)
• M12: 6,374,664 km (0.109 R)
• M13: 8,177,020 km (0.111 R)
• M14: 9,225,850 km (0.078 R)
• M15: 10,461,080 km (0.103 R)
• M16: 12,422,906 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 13.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.46 AU - 2.3 AU

Year: 1691 Days

Day: 8.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,868,073 km

• M1: 169,195 km (0.064 R)
• M2: 633,397 km (0.094 R)
• M3: 1,071,420 km (0.105 R)
• M4: 1,947,914 km (0.116 R)
• M5: 2,383,094 km (0.115 R)
• M6: 2,997,941 km (0.053 R)
• M7: 3,427,586 km (0.119 R)
• M8: 4,280,444 km (0.064 R)
• M9: 5,365,776 km (0.113 R)
• M10: 5,820,105 km (0.058 R)
• M11: 6,988,764 km (0.105 R)
• M12: 7,752,162 km (0.102 R)
• M13: 9,501,858 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.08 AU - 2.58 AU

Year: 2333 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,868,073 km

• M1: 99,483 km (0.094 R)
• M2: 450,439 km (0.07 R)
• M3: 1,042,548 km (0.101 R)
• M4: 1,442,123 km (0.061 R)
• M5: 1,972,747 km (0.039 R)
• M6: 2,248,905 km (0.116 R)
• M7: 3,119,864 km (0.072 R)
• M8: 3,704,941 km (0.117 R)
• M9: 4,006,530 km (0.034 R)
• M10: 5,031,724 km (0.085 R)
• M11: 5,616,353 km (0.107 R)
• M12: 6,152,811 km (0.067 R)
• M13: 6,529,049 km (0.09 R)
• M14: 7,122,205 km (0.107 R)
• M15: 8,501,348 km (0.059 R)
• M16: 9,028,231 km (0.117 R)
• M17: 9,391,306 km (0.118 R)
• M18: 10,840,759 km (0.113 R)
• M19: 11,601,165 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342

Radius: 13.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.2 AU - 4.64 AU

Year: 5091 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,868,073 km

• M1: 165,455 km (0.096 R)
• M2: 634,145 km (0.097 R)
• M3: 2,524,614 km (0.111 R)
• M4: 3,551,304 km (0.085 R)
• M5: 4,042,134 km (0.102 R)
• M6: 6,158,047 km (0.106 R)
• M7: 8,603,224 km (0.1 R)
• M8: 9,379,936 km (0.072 R)
• M9: 14,235,135 km (0.047 R)
• M10: 14,901,743 km (0.074 R)
• M11: 16,913,535 km (0.078 R)
• M12: 17,487,093 km (0.105 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.5

Radius: 13.8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.35 AU - 5.66 AU

Year: 7334 Days

Day: 11.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,868,073 km

• M1: 173,982 km (0.115 R)
• M2: 645,814 km (0.104 R)
• M3: 1,125,275 km (0.113 R)
• M4: 1,920,687 km (0.105 R)
• M5: 3,714,216 km (0.107 R)
• M6: 4,682,264 km (0.04 R)
• M7: 5,282,899 km (0.101 R)
• M8: 6,153,110 km (0.053 R)
• M9: 6,672,963 km (0.114 R)
• M10: 7,292,896 km (0.065 R)
• M11: 9,260,407 km (0.07 R)
• M12: 10,755,339 km (0.072 R)
• M13: 12,102,767 km (0.11 R)
• M14: 12,817,546 km (0.045 R)
• M15: 15,073,332 km (0.03 R)
• M16: 15,901,057 km (0.068 R)
• M17: 16,634,535 km (0.075 R)
• M18: 20,005,873 km (0.068 R)
• M19: 22,339,899 km (0.108 R)
• M20: 24,046,511 km (0.098 R)
• M21: 27,110,126 km (0.088 R)
• M22: 28,601,617 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.1

Radius: 7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.88 AU - 10.34 AU

Year: 21088 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,868,073 km

• M1: 90,507 km (0.03 R)
• M2: 340,934 km (0.064 R)
• M3: 919,279 km (0.116 R)
• M4: 2,516,087 km (0.116 R)
• M5: 2,743,625 km (0.093 R)
• M6: 3,716,609 km (0.05 R)
• M7: 4,714,427 km (0.114 R)
• M8: 6,902,745 km (0.059 R)
• M9: 9,392,652 km (0.08 R)
• M10: 11,670,130 km (0.058 R)
• M11: 13,399,032 km (0.085 R)
• M12: 17,356,046 km (0.077 R)
• M13: 18,493,438 km (0.097 R)
• M14: 20,748,327 km (0.03 R)
• M15: 21,941,669 km (0.117 R)
• M16: 25,219,209 km (0.108 R)
• M17: 27,881,752 km (0.096 R)
• M18: 29,227,983 km (0.059 R)
• M19: 29,863,774 km (0.102 R)
• M20: 31,715,347 km (0.113 R)
• M21: 32,161,747 km (0.076 R)
• M22: 32,499,389 km (0.118 R)
• M23: 32,725,881 km (0.094 R)
• M24: 32,953,269 km (0.055 R)
• M25: 33,757,657 km (0.077 R)
• M26: 46,433,533 km (0.075 R)
• M27: 47,589,775 km (0.098 R)
• M28: 48,913,268 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 11,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit