🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 13.7

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.15 AU - 1.35 AU

Year: 902 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,673,850 km

• M1: 170,392 km (0.116 R)
• M2: 641,924 km (0.066 R)
• M3: 1,113,158 km (0.106 R)
• M4: 1,723,068 km (0.078 R)
• M5: 2,193,703 km (0.114 R)
• M6: 2,860,012 km (0.036 R)
• M7: 3,515,999 km (0.118 R)
• M8: 4,285,231 km (0.112 R)
• M9: 5,147,663 km (0.066 R)
• M10: 5,576,410 km (0.06 R)
• M11: 6,565,701 km (0.078 R)
• M12: 7,112,930 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.6

Radius: 10.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.26 AU - 1.44 AU

Year: 1013 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,673,850 km

• M1: 125,662 km (0.084 R)
• M2: 449,841 km (0.047 R)
• M3: 839,094 km (0.118 R)
• M4: 1,206,806 km (0.097 R)
• M5: 1,725,761 km (0.049 R)
• M6: 2,167,673 km (0.05 R)
• M7: 2,780,127 km (0.071 R)
• M8: 3,391,533 km (0.11 R)
• M9: 4,283,436 km (0.079 R)
• M10: 5,026,788 km (0.103 R)
• M11: 5,381,484 km (0.101 R)
• M12: 5,873,960 km (0.095 R)
• M13: 6,949,270 km (0.117 R)
• M14: 7,557,834 km (0.116 R)
• M15: 7,949,780 km (0.109 R)
• M16: 8,537,102 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.8

Radius: 13.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.02 AU - 3.22 AU

Year: 2738 Days

Day: 14.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,673,850 km

• M1: 166,652 km (0.072 R)
• M2: 894,446 km (0.099 R)
• M3: 1,722,769 km (0.119 R)
• M4: 2,231,701 km (0.103 R)
• M5: 3,559,233 km (0.045 R)
• M6: 4,815,705 km (0.053 R)
• M7: 5,840,450 km (0.11 R)
• M8: 6,686,277 km (0.107 R)
• M9: 7,124,150 km (0.084 R)
• M10: 8,453,327 km (0.088 R)
• M11: 9,141,776 km (0.065 R)
• M12: 11,433,466 km (0.082 R)
• M13: 11,891,984 km (0.103 R)
• M14: 12,934,980 km (0.107 R)
• M15: 13,617,296 km (0.083 R)
• M16: 14,371,419 km (0.07 R)
• M17: 16,326,513 km (0.073 R)
• M18: 17,614,551 km (0.067 R)
• M19: 18,911,415 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 9.7

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.4 AU - 3.46 AU

Year: 3238 Days

Day: 12.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,673,850 km

• M1: 120,576 km (0.104 R)
• M2: 503,846 km (0.043 R)
• M3: 916,437 km (0.101 R)
• M4: 1,322,146 km (0.071 R)
• M5: 1,672,205 km (0.119 R)
• M6: 2,164,232 km (0.078 R)
• M7: 3,116,423 km (0.06 R)
• M8: 3,987,382 km (0.094 R)
• M9: 4,729,686 km (0.087 R)
• M10: 5,535,720 km (0.108 R)
• M11: 7,545,118 km (0.047 R)
• M12: 9,694,391 km (0.1 R)
• M13: 10,114,462 km (0.112 R)
• M14: 10,909,425 km (0.11 R)
• M15: 12,135,230 km (0.054 R)
• M16: 12,623,517 km (0.095 R)
• M17: 12,940,964 km (0.106 R)
• M18: 15,366,244 km (0.101 R)
• M19: 16,523,683 km (0.111 R)
• M20: 17,457,174 km (0.089 R)
• M21: 20,344,263 km (0.107 R)
• M22: 21,673,889 km (0.063 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 14,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit