🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.85 AU - 2.83 AU

Year: 1356 Days

Day: 35.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,175,723 km

• M1: 41,588 km (0.119 R)
• M2: 113,096 km (0.03 R)

Asteroid Belt

Center: 3.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 9.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.19 AU - 5.41 AU

Year: 4621 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,175,723 km

• M1: 116,836 km (0.071 R)
• M2: 629,059 km (0.084 R)
• M3: 1,139,188 km (0.058 R)
• M4: 1,839,605 km (0.092 R)
• M5: 2,436,201 km (0.062 R)
• M6: 5,589,724 km (0.105 R)
• M7: 7,392,229 km (0.101 R)
• M8: 9,028,531 km (0.114 R)
• M9: 10,320,159 km (0.062 R)
• M10: 12,697,269 km (0.114 R)
• M11: 16,887,505 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.1

Radius: 14.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.67 AU - 7.91 AU

Year: 6701 Days

Day: 6.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,175,723 km

• M1: 179,966 km (0.072 R)
• M2: 656,435 km (0.11 R)
• M3: 1,548,787 km (0.116 R)
• M4: 3,099,369 km (0.102 R)
• M5: 3,922,755 km (0.113 R)
• M6: 6,311,534 km (0.052 R)
• M7: 7,433,069 km (0.111 R)
• M8: 8,976,171 km (0.106 R)
• M9: 9,444,263 km (0.107 R)
• M10: 11,522,028 km (0.049 R)
• M11: 12,156,473 km (0.105 R)
• M12: 12,647,453 km (0.118 R)
• M13: 13,977,677 km (0.078 R)
• M14: 15,304,760 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.3

Radius: 12.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.83 AU - 9.57 AU

Year: 9719 Days

Day: 5.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,175,723 km

• M1: 176,226 km (0.099 R)
• M2: 617,690 km (0.111 R)
• M3: 1,127,818 km (0.097 R)
• M4: 1,859,651 km (0.057 R)
• M5: 3,667,990 km (0.109 R)
• M6: 5,508,044 km (0.032 R)
• M7: 8,328,413 km (0.077 R)
• M8: 10,451,655 km (0.072 R)
• M9: 11,287,159 km (0.081 R)
• M10: 11,831,546 km (0.086 R)
• M11: 13,210,090 km (0.064 R)
• M12: 14,757,082 km (0.115 R)
• M13: 16,629,748 km (0.11 R)
• M14: 18,656,201 km (0.094 R)
• M15: 20,519,891 km (0.104 R)
• M16: 21,086,119 km (0.1 R)
• M17: 21,662,819 km (0.076 R)
• M18: 22,165,468 km (0.089 R)
• M19: 23,808,651 km (0.107 R)
• M20: 25,070,509 km (0.113 R)
• M21: 25,998,764 km (0.098 R)
• M22: 31,732,850 km (0.11 R)
• M23: 36,108,887 km (0.086 R)
• M24: 38,258,159 km (0.054 R)
• M25: 38,870,015 km (0.078 R)
• M26: 40,491,356 km (0.049 R)
• M27: 43,469,700 km (0.038 R)
• M28: 45,900,217 km (0.045 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 13,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit