🌌 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: 118.5

Radius: 12.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.55 AU - 0.89 AU

Year: 401 Days

Day: 7.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,800,074 km

• M1: 160,519 km (0.085 R)
• M2: 577,747 km (0.081 R)
• M3: 1,009,636 km (0.088 R)
• M4: 1,530,985 km (0.099 R)
• M5: 1,976,337 km (0.087 R)
• M6: 2,433,658 km (0.119 R)
• M7: 2,885,444 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 8.7

Gravity: 12.72 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.18 AU - 3.12 AU

Year: 2830 Days

Day: 6.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,800,074 km

• M1: 108,309 km (0.064 R)
• M2: 513,121 km (0.061 R)
• M3: 828,174 km (0.045 R)
• M4: 1,604,736 km (0.08 R)
• M5: 2,097,362 km (0.103 R)
• M6: 2,655,811 km (0.12 R)
• M7: 3,498,945 km (0.064 R)
• M8: 5,362,635 km (0.093 R)
• M9: 6,347,138 km (0.111 R)
• M10: 9,671,652 km (0.076 R)
• M11: 11,208,770 km (0.101 R)
• M12: 12,214,666 km (0.102 R)
• M13: 14,760,074 km (0.079 R)
• M14: 17,182,512 km (0.038 R)
• M15: 19,795,987 km (0.112 R)
• M16: 20,552,354 km (0.109 R)
• M17: 21,067,120 km (0.091 R)
• M18: 21,393,243 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.9

Radius: 12.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.86 AU - 3.36 AU

Year: 3598 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,800,074 km

• M1: 150,645 km (0.101 R)
• M2: 731,683 km (0.075 R)
• M3: 1,153,100 km (0.083 R)
• M4: 1,674,748 km (0.048 R)
• M5: 2,407,628 km (0.11 R)
• M6: 3,470,072 km (0.12 R)
• M7: 4,128,303 km (0.066 R)
• M8: 4,509,628 km (0.063 R)
• M9: 5,393,003 km (0.093 R)
• M10: 7,018,235 km (0.09 R)
• M11: 7,752,461 km (0.038 R)
• M12: 8,604,870 km (0.082 R)
• M13: 9,999,421 km (0.089 R)
• M14: 10,810,092 km (0.104 R)
• M15: 12,606,463 km (0.112 R)
• M16: 15,334,081 km (0.06 R)
• M17: 16,996,712 km (0.086 R)
• M18: 19,181,738 km (0.109 R)

Asteroid Belt

Center: 6.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.4

Radius: 6.1

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.68 AU - 10.3 AU

Year: 17683 Days

Day: 18.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,800,074 km

• M1: 75,996 km (0.091 R)
• M2: 329,714 km (0.091 R)
• M3: 525,537 km (0.103 R)
• M4: 1,753,736 km (0.049 R)
• M5: 2,051,286 km (0.067 R)
• M6: 2,702,934 km (0.101 R)
• M7: 2,909,080 km (0.111 R)
• M8: 5,738,874 km (0.066 R)
• M9: 8,967,495 km (0.088 R)
• M10: 11,253,201 km (0.099 R)
• M11: 17,958,327 km (0.1 R)
• M12: 28,418,060 km (0.105 R)
• M13: 29,634,141 km (0.101 R)
• M14: 32,645,846 km (0.045 R)
• M15: 37,274,254 km (0.108 R)
• M16: 46,430,841 km (0.114 R)
• M17: 55,091,809 km (0.046 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 11,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit