🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.42 AU - 0.68 AU

Year: 263 Days

Day: 25.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.1

Radius: 8.2

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 11.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,057,953 km

• M1: 102,026 km (0.087 R)
• M2: 372,947 km (0.073 R)
• M3: 865,872 km (0.041 R)
• M4: 1,151,754 km (0.119 R)
• M5: 1,618,799 km (0.08 R)
• M6: 2,145,832 km (0.116 R)
• M7: 2,835,029 km (0.057 R)
• M8: 3,265,871 km (0.103 R)
• M9: 4,586,671 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.8

Radius: 11.7

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.7 AU - 1 AU

Year: 506 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,057,953 km

• M1: 145,559 km (0.118 R)
• M2: 556,504 km (0.043 R)
• M3: 1,153,250 km (0.061 R)
• M4: 1,614,311 km (0.109 R)
• M5: 2,153,461 km (0.079 R)
• M6: 2,683,636 km (0.069 R)
• M7: 3,134,524 km (0.064 R)
• M8: 3,559,233 km (0.079 R)
• M9: 3,981,099 km (0.118 R)
• M10: 5,693,845 km (0.103 R)
• M11: 6,106,735 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.7

Radius: 13

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.21 AU - 3.59 AU

Year: 4048 Days

Day: 8.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,057,953 km

• M1: 162,463 km (0.083 R)
• M2: 585,227 km (0.086 R)
• M3: 1,754,484 km (0.117 R)
• M4: 2,245,314 km (0.116 R)
• M5: 2,726,870 km (0.093 R)
• M6: 3,450,774 km (0.093 R)
• M7: 4,097,186 km (0.104 R)
• M8: 7,491,113 km (0.098 R)
• M9: 7,900,114 km (0.098 R)
• M10: 8,726,044 km (0.11 R)
• M11: 11,021,474 km (0.099 R)
• M12: 14,464,020 km (0.111 R)
• M13: 15,589,893 km (0.049 R)
• M14: 16,429,137 km (0.099 R)
• M15: 19,573,685 km (0.068 R)
• M16: 20,286,967 km (0.082 R)
• M17: 24,785,974 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.1

Radius: 3.6

Gravity: 25.24 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.39 AU - 9.55 AU

Year: 14528 Days

Day: 23.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,057,953 km

• M1: 652,097 km (0.095 R)
• M2: 859,739 km (0.094 R)
• M3: 1,087,577 km (0.111 R)
• M4: 1,785,899 km (0.058 R)
• M5: 2,192,806 km (0.102 R)
• M6: 3,210,670 km (0.103 R)
• M7: 3,653,030 km (0.08 R)
• M8: 4,872,253 km (0.111 R)
• M9: 5,093,508 km (0.112 R)
• M10: 5,488,447 km (0.041 R)
• M11: 8,297,296 km (0.111 R)
• M12: 11,377,217 km (0.088 R)
• M13: 11,766,770 km (0.098 R)
• M14: 13,598,895 km (0.099 R)
• M15: 21,288,226 km (0.112 R)
• M16: 22,049,829 km (0.115 R)
• M17: 25,560,891 km (0.111 R)
• M18: 26,132,205 km (0.104 R)
• M19: 26,324,438 km (0.114 R)
• M20: 28,198,600 km (0.1 R)
• M21: 33,100,174 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 16,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit