🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 14.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.01 AU - 1.15 AU

Year: 714 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,715,724 km

• M1: 184,454 km (0.063 R)
• M2: 1,207,853 km (0.117 R)
• M3: 1,708,707 km (0.105 R)
• M4: 2,351,080 km (0.033 R)
• M5: 2,963,683 km (0.084 R)
• M6: 3,512,857 km (0.1 R)
• M7: 4,351,652 km (0.093 R)
• M8: 5,101,437 km (0.094 R)
• M9: 6,056,919 km (0.1 R)
• M10: 6,620,903 km (0.063 R)
• M11: 8,074,695 km (0.105 R)
• M12: 8,733,224 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.4

Radius: 11.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.51 AU - 2.31 AU

Year: 1678 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,715,724 km

• M1: 147,952 km (0.094 R)
• M2: 541,843 km (0.111 R)
• M3: 989,440 km (0.103 R)
• M4: 3,091,440 km (0.09 R)
• M5: 4,100,478 km (0.119 R)
• M6: 4,649,651 km (0.053 R)
• M7: 5,387,169 km (0.108 R)
• M8: 5,765,801 km (0.034 R)
• M9: 6,200,981 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.6

Radius: 8.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.93 AU - 2.51 AU

Year: 2103 Days

Day: 10.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,715,724 km

• M1: 105,018 km (0.12 R)
• M2: 475,572 km (0.055 R)
• M3: 744,698 km (0.056 R)
• M4: 1,112,410 km (0.082 R)
• M5: 2,009,847 km (0.113 R)
• M6: 2,284,060 km (0.072 R)
• M7: 3,166,538 km (0.095 R)
• M8: 3,456,459 km (0.082 R)
• M9: 3,781,685 km (0.104 R)
• M10: 4,108,706 km (0.081 R)
• M11: 4,494,070 km (0.108 R)
• M12: 4,924,612 km (0.108 R)
• M13: 6,208,012 km (0.081 R)
• M14: 6,927,429 km (0.099 R)
• M15: 7,224,829 km (0.101 R)
• M16: 7,558,881 km (0.106 R)
• M17: 8,968,243 km (0.089 R)
• M18: 11,121,405 km (0.057 R)
• M19: 11,986,829 km (0.101 R)
• M20: 12,977,615 km (0.048 R)
• M21: 13,472,186 km (0.092 R)
• M22: 14,897,106 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.9

Radius: 14.8

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.73 AU - 3.69 AU

Year: 3657 Days

Day: 5.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,715,724 km

• M1: 184,005 km (0.09 R)
• M2: 706,551 km (0.041 R)
• M3: 1,464,563 km (0.093 R)
• M4: 2,883,948 km (0.081 R)
• M5: 4,332,953 km (0.063 R)
• M6: 4,883,174 km (0.12 R)
• M7: 5,516,870 km (0.113 R)
• M8: 6,487,760 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 11.1

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.76 AU - 5.54 AU

Year: 6375 Days

Day: 14.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,715,724 km

• M1: 219,310 km (0.103 R)
• M2: 708,496 km (0.096 R)
• M3: 1,113,607 km (0.112 R)
• M4: 1,766,003 km (0.107 R)
• M5: 6,811,341 km (0.102 R)
• M6: 7,266,118 km (0.076 R)
• M7: 7,712,668 km (0.099 R)
• M8: 12,717,165 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.7

Radius: 5.7

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.44 AU - 10.06 AU

Year: 15067 Days

Day: 15.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,715,724 km

• M1: 70,909 km (0.068 R)
• M2: 336,894 km (0.082 R)
• M3: 819,048 km (0.105 R)
• M4: 2,465,223 km (0.08 R)
• M5: 2,816,629 km (0.114 R)
• M6: 3,368,794 km (0.119 R)
• M7: 4,475,220 km (0.082 R)
• M8: 5,192,392 km (0.108 R)
• M9: 6,656,357 km (0.115 R)
• M10: 7,588,053 km (0.081 R)
• M11: 7,801,679 km (0.093 R)
• M12: 8,789,324 km (0.063 R)
• M13: 9,807,337 km (0.09 R)
• M14: 13,024,140 km (0.065 R)
• M15: 13,704,661 km (0.075 R)
• M16: 14,149,864 km (0.059 R)
• M17: 15,475,152 km (0.073 R)
• M18: 17,466,599 km (0.045 R)
• M19: 21,267,132 km (0.102 R)
• M20: 23,090,431 km (0.104 R)
• M21: 23,449,167 km (0.107 R)
• M22: 24,177,858 km (0.073 R)
• M23: 31,537,774 km (0.071 R)
• M24: 32,201,690 km (0.097 R)
• M25: 33,101,521 km (0.097 R)
• M26: 34,017,957 km (0.087 R)
• M27: 34,365,922 km (0.111 R)
• M28: 34,599,145 km (0.08 R)
• M29: 34,833,565 km (0.085 R)
• M30: 38,101,830 km (0.108 R)
• M31: 38,728,794 km (0.11 R)
• M32: 41,701,154 km (0.093 R)
• M33: 44,961,341 km (0.098 R)
• M34: 45,380,364 km (0.119 R)
• M35: 45,802,081 km (0.079 R)
• M36: 46,796,159 km (0.1 R)
• M37: 49,270,208 km (0.038 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 15,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit