🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.1

Radius: 12.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.68 AU - 0.76 AU

Year: 401 Days

Day: 7.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,937,883 km

• M1: 151,393 km (0.097 R)
• M2: 529,128 km (0.083 R)
• M3: 1,013,077 km (0.054 R)
• M4: 1,392,158 km (0.086 R)
• M5: 2,134,462 km (0.093 R)
• M6: 2,573,233 km (0.116 R)
• M7: 2,998,839 km (0.07 R)
• M8: 3,552,949 km (0.053 R)
• M9: 3,968,084 km (0.1 R)
• M10: 4,652,195 km (0.116 R)
• M11: 5,196,581 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 13.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.16 AU - 2.24 AU

Year: 2141 Days

Day: 7.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,937,883 km

• M1: 172,935 km (0.109 R)
• M2: 882,328 km (0.063 R)
• M3: 1,527,394 km (0.116 R)
• M4: 2,217,788 km (0.057 R)
• M5: 4,036,599 km (0.07 R)
• M6: 4,575,451 km (0.104 R)
• M7: 5,345,581 km (0.068 R)
• M8: 6,123,938 km (0.038 R)
• M9: 7,373,978 km (0.085 R)
• M10: 7,876,926 km (0.054 R)
• M11: 8,402,763 km (0.12 R)
• M12: 9,218,670 km (0.116 R)
• M13: 10,485,614 km (0.098 R)
• M14: 13,757,469 km (0.061 R)
• M15: 14,248,898 km (0.061 R)
• M16: 15,649,284 km (0.096 R)
• M17: 17,037,402 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 12.5

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.91 AU - 4.03 AU

Year: 4240 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,937,883 km

• M1: 156,629 km (0.06 R)
• M2: 612,454 km (0.074 R)
• M3: 1,048,083 km (0.114 R)
• M4: 2,397,755 km (0.109 R)
• M5: 3,093,385 km (0.048 R)
• M6: 3,963,596 km (0.064 R)
• M7: 4,516,809 km (0.093 R)
• M8: 5,415,593 km (0.088 R)
• M9: 6,217,736 km (0.077 R)
• M10: 6,805,955 km (0.097 R)
• M11: 7,196,555 km (0.097 R)
• M12: 8,238,953 km (0.094 R)
• M13: 9,104,227 km (0.101 R)
• M14: 13,946,411 km (0.106 R)
• M15: 15,451,515 km (0.082 R)
• M16: 17,181,615 km (0.105 R)
• M17: 19,881,856 km (0.053 R)
• M18: 20,683,252 km (0.106 R)
• M19: 21,229,434 km (0.112 R)
• M20: 23,510,951 km (0.106 R)
• M21: 26,268,040 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.2

Radius: 14

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.22 AU - 4.14 AU

Year: 4631 Days

Day: 7.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,937,883 km

• M1: 174,132 km (0.092 R)
• M2: 691,292 km (0.057 R)
• M3: 1,303,147 km (0.119 R)
• M4: 1,899,295 km (0.096 R)
• M5: 3,465,734 km (0.117 R)
• M6: 4,099,131 km (0.084 R)
• M7: 6,163,432 km (0.094 R)
• M8: 8,653,489 km (0.039 R)
• M9: 11,008,010 km (0.053 R)
• M10: 13,239,711 km (0.115 R)
• M11: 19,237,987 km (0.095 R)
• M12: 19,909,083 km (0.083 R)
• M13: 21,298,398 km (0.082 R)
• M14: 25,692,836 km (0.096 R)
• M15: 27,338,712 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 14,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit