🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656

Radius: 9.8

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.47 AU - 0.57 AU

Year: 264 Days

Day: 14.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,650,001 km

• M1: 121,922 km (0.114 R)
• M2: 442,660 km (0.11 R)
• M3: 816,356 km (0.07 R)
• M4: 1,186,910 km (0.043 R)
• M5: 1,521,410 km (0.099 R)
• M6: 1,926,521 km (0.077 R)
• M7: 2,428,123 km (0.098 R)
• M8: 3,133,178 km (0.077 R)
• M9: 3,507,023 km (0.113 R)
• M10: 3,841,225 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 14

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.76 AU - 1.26 AU

Year: 713 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,650,001 km

• M1: 174,431 km (0.06 R)
• M2: 766,689 km (0.067 R)
• M3: 1,202,468 km (0.09 R)
• M4: 1,875,209 km (0.099 R)
• M5: 2,361,253 km (0.074 R)
• M6: 3,134,375 km (0.103 R)
• M7: 4,043,630 km (0.091 R)
• M8: 4,945,855 km (0.118 R)
• M9: 5,659,736 km (0.069 R)
• M10: 6,290,590 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.4

Radius: 12.5

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.18 AU - 1.64 AU

Year: 1177 Days

Day: 9.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,650,001 km

• M1: 156,479 km (0.109 R)
• M2: 571,763 km (0.037 R)
• M3: 1,064,239 km (0.111 R)
• M4: 1,634,207 km (0.093 R)
• M5: 2,099,756 km (0.101 R)
• M6: 3,195,710 km (0.098 R)
• M7: 3,735,160 km (0.109 R)
• M8: 4,401,768 km (0.111 R)
• M9: 5,529,736 km (0.03 R)
• M10: 6,375,712 km (0.079 R)
• M11: 6,818,821 km (0.065 R)
• M12: 7,992,266 km (0.089 R)
• M13: 8,855,446 km (0.054 R)
• M14: 9,493,182 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.4

Radius: 6.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.78 AU - 11.1 AU

Year: 20388 Days

Day: 18.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,650,001 km

• M1: 82,877 km (0.093 R)
• M2: 387,458 km (0.109 R)
• M3: 807,529 km (0.079 R)
• M4: 1,186,012 km (0.075 R)
• M5: 2,057,120 km (0.113 R)
• M6: 3,034,294 km (0.037 R)
• M7: 3,784,078 km (0.091 R)
• M8: 5,032,622 km (0.102 R)
• M9: 5,366,375 km (0.084 R)
• M10: 5,679,334 km (0.11 R)
• M11: 6,418,197 km (0.075 R)
• M12: 15,610,239 km (0.067 R)
• M13: 22,258,518 km (0.106 R)
• M14: 23,615,969 km (0.075 R)
• M15: 28,538,786 km (0.073 R)
• M16: 33,169,139 km (0.11 R)
• M17: 39,565,046 km (0.096 R)
• M18: 44,726,622 km (0.109 R)
• M19: 46,300,541 km (0.035 R)
• M20: 47,321,247 km (0.076 R)
• M21: 48,805,109 km (0.076 R)
• M22: 49,256,146 km (0.086 R)
• M23: 51,398,388 km (0.029 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 14,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit