🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.2

Radius: 8

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.74 AU - 0.88 AU

Year: 464 Days

Day: 7.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,110,781 km

• M1: 99,632 km (0.104 R)
• M2: 386,561 km (0.031 R)
• M3: 708,346 km (0.101 R)
• M4: 1,090,120 km (0.108 R)
• M5: 2,127,880 km (0.063 R)
• M6: 2,513,244 km (0.102 R)
• M7: 3,266,619 km (0.113 R)
• M8: 3,561,477 km (0.053 R)
• M9: 3,941,455 km (0.086 R)
• M10: 4,705,900 km (0.103 R)
• M11: 5,362,186 km (0.095 R)
• M12: 5,756,376 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.8

Radius: 11.6

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.95 AU - 1.47 AU

Year: 846 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,110,781 km

• M1: 144,212 km (0.065 R)
• M2: 628,461 km (0.051 R)
• M3: 1,348,625 km (0.119 R)
• M4: 1,787,545 km (0.038 R)
• M5: 2,343,151 km (0.103 R)
• M6: 3,181,199 km (0.106 R)
• M7: 3,568,508 km (0.088 R)
• M8: 4,002,790 km (0.033 R)
• M9: 4,817,650 km (0.114 R)
• M10: 5,180,724 km (0.103 R)
• M11: 5,562,198 km (0.043 R)
• M12: 6,003,363 km (0.119 R)
• M13: 6,403,238 km (0.102 R)
• M14: 6,911,122 km (0.097 R)
• M15: 7,541,378 km (0.086 R)
• M16: 8,337,837 km (0.045 R)
• M17: 9,244,400 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.6

Radius: 11.5

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.22 AU - 1.74 AU

Year: 1145 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 105 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,110,781 km

• M1: 143,315 km (0.082 R)
• M2: 637,287 km (0.112 R)
• M3: 1,285,644 km (0.097 R)
• M4: 1,770,042 km (0.108 R)
• M5: 2,127,880 km (0.099 R)
• M6: 2,763,671 km (0.09 R)
• M7: 3,292,649 km (0.114 R)
• M8: 5,141,230 km (0.057 R)
• M9: 5,553,223 km (0.107 R)
• M10: 5,944,870 km (0.108 R)
• M11: 6,623,895 km (0.116 R)
• M12: 7,112,631 km (0.049 R)
• M13: 7,852,542 km (0.107 R)
• M14: 8,215,167 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 10.1

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.55 AU - 3.15 AU

Year: 3059 Days

Day: 10.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,110,781 km

• M1: 125,662 km (0.111 R)
• M2: 451,636 km (0.119 R)
• M3: 832,961 km (0.104 R)
• M4: 1,340,696 km (0.053 R)
• M5: 2,456,247 km (0.112 R)
• M6: 3,232,810 km (0.112 R)
• M7: 4,672,241 km (0.062 R)
• M8: 5,243,705 km (0.05 R)
• M9: 5,683,672 km (0.105 R)
• M10: 6,016,527 km (0.117 R)
• M11: 7,152,873 km (0.095 R)
• M12: 10,403,036 km (0.109 R)
• M13: 10,747,410 km (0.101 R)
• M14: 13,329,918 km (0.05 R)
• M15: 14,104,686 km (0.088 R)
• M16: 15,298,177 km (0.046 R)
• M17: 15,694,013 km (0.105 R)
• M18: 16,661,313 km (0.094 R)
• M19: 17,830,720 km (0.063 R)
• M20: 18,158,938 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 19,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit