🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886

Radius: 13.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.41 AU - 1.47 AU

Year: 1152 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,977,758 km

• M1: 172,935 km (0.072 R)
• M2: 607,068 km (0.069 R)
• M3: 1,218,774 km (0.103 R)
• M4: 1,937,442 km (0.109 R)
• M5: 2,741,531 km (0.112 R)
• M6: 3,662,754 km (0.054 R)
• M7: 4,126,657 km (0.082 R)
• M8: 4,630,054 km (0.104 R)
• M9: 6,004,260 km (0.11 R)
• M10: 7,221,239 km (0.082 R)
• M11: 8,398,125 km (0.081 R)
• M12: 9,606,427 km (0.098 R)
• M13: 11,028,953 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 14.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.89 AU - 2.47 AU

Year: 2146 Days

Day: 14.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,977,758 km

• M1: 186,549 km (0.086 R)
• M2: 657,183 km (0.068 R)
• M3: 1,394,851 km (0.054 R)
• M4: 2,233,945 km (0.071 R)
• M5: 2,747,365 km (0.053 R)
• M6: 3,255,250 km (0.099 R)
• M7: 4,057,393 km (0.096 R)
• M8: 4,764,842 km (0.11 R)
• M9: 5,504,902 km (0.08 R)
• M10: 6,083,248 km (0.108 R)
• M11: 7,542,425 km (0.109 R)
• M12: 9,052,616 km (0.082 R)
• M13: 10,153,806 km (0.087 R)
• M14: 10,871,876 km (0.091 R)
• M15: 12,837,741 km (0.104 R)
• M16: 13,859,644 km (0.079 R)
• M17: 15,567,005 km (0.055 R)
• M18: 16,471,623 km (0.045 R)
• M19: 17,041,441 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983

Radius: 9.4

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.88 AU - 4.76 AU

Year: 4979 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,977,758 km

• M1: 116,836 km (0.095 R)
• M2: 434,881 km (0.107 R)
• M3: 844,031 km (0.064 R)
• M4: 1,164,769 km (0.106 R)
• M5: 1,669,811 km (0.1 R)
• M6: 2,124,589 km (0.063 R)
• M7: 2,449,665 km (0.116 R)
• M8: 3,744,285 km (0.107 R)
• M9: 4,147,751 km (0.086 R)
• M10: 4,740,009 km (0.109 R)
• M11: 6,551,340 km (0.107 R)
• M12: 7,913,129 km (0.067 R)
• M13: 8,380,024 km (0.045 R)
• M14: 10,948,021 km (0.082 R)
• M15: 11,430,025 km (0.071 R)
• M16: 13,229,538 km (0.081 R)
• M17: 20,465,438 km (0.065 R)
• M18: 25,121,073 km (0.111 R)
• M19: 26,215,381 km (0.086 R)
• M20: 26,731,045 km (0.092 R)
• M21: 28,861,468 km (0.081 R)
• M22: 30,911,707 km (0.109 R)
• M23: 31,487,360 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.3

Radius: 4.3

Gravity: 53.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.73 AU - 7.49 AU

Year: 11333 Days

Day: 19.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,977,758 km

• M1: 64,327 km (0.069 R)
• M2: 204,351 km (0.082 R)
• M3: 468,690 km (0.065 R)
• M4: 805,136 km (0.118 R)
• M5: 1,653,206 km (0.058 R)
• M6: 1,904,530 km (0.115 R)
• M7: 2,905,939 km (0.116 R)
• M8: 3,723,940 km (0.116 R)
• M9: 5,434,591 km (0.114 R)
• M10: 6,143,835 km (0.1 R)
• M11: 7,298,431 km (0.116 R)
• M12: 9,188,152 km (0.095 R)
• M13: 10,027,695 km (0.039 R)
• M14: 10,300,113 km (0.059 R)
• M15: 11,918,313 km (0.095 R)
• M16: 12,410,041 km (0.052 R)
• M17: 16,918,173 km (0.049 R)
• M18: 18,174,795 km (0.107 R)
• M19: 18,417,143 km (0.068 R)
• M20: 18,661,586 km (0.096 R)
• M21: 21,857,446 km (0.109 R)
• M22: 26,938,537 km (0.105 R)
• M23: 27,148,274 km (0.092 R)
• M24: 30,200,669 km (0.047 R)
• M25: 32,515,696 km (0.113 R)
• M26: 32,753,556 km (0.12 R)
• M27: 34,698,029 km (0.087 R)
• M28: 40,302,414 km (0.105 R)
• M29: 41,827,116 km (0.105 R)
• M30: 42,249,580 km (0.115 R)
• M31: 42,817,304 km (0.049 R)
• M32: 44,844,056 km (0.116 R)
• M33: 54,591,255 km (0.118 R)
• M34: 55,943,470 km (0.116 R)
• M35: 58,538,544 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.5

Radius: 7.6

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.37 AU - 8.55 AU

Year: 12245 Days

Day: 15.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,977,758 km

• M1: 100,530 km (0.059 R)
• M2: 389,254 km (0.073 R)
• M3: 2,120,101 km (0.097 R)
• M4: 2,642,646 km (0.097 R)
• M5: 2,958,148 km (0.097 R)
• M6: 3,426,240 km (0.045 R)
• M7: 3,746,679 km (0.115 R)
• M8: 5,029,331 km (0.094 R)
• M9: 6,381,845 km (0.115 R)
• M10: 8,007,376 km (0.104 R)
• M11: 9,627,969 km (0.108 R)
• M12: 10,105,486 km (0.077 R)
• M13: 13,438,676 km (0.084 R)
• M14: 13,767,791 km (0.103 R)
• M15: 17,831,917 km (0.101 R)
• M16: 18,633,163 km (0.112 R)
• M17: 19,042,612 km (0.095 R)
• M18: 20,307,313 km (0.043 R)
• M19: 21,180,964 km (0.114 R)
• M20: 23,760,331 km (0.094 R)
• M21: 26,336,256 km (0.108 R)
• M22: 28,440,201 km (0.059 R)
• M23: 30,202,165 km (0.068 R)
• M24: 30,995,482 km (0.113 R)
• M25: 31,339,557 km (0.115 R)
• M26: 32,505,373 km (0.102 R)
• M27: 32,860,668 km (0.085 R)
• M28: 34,430,249 km (0.114 R)
• M29: 40,796,387 km (0.119 R)
• M30: 42,045,080 km (0.106 R)
• M31: 43,893,511 km (0.091 R)
• M32: 50,234,815 km (0.093 R)
• M33: 52,639,900 km (0.103 R)
• M34: 53,458,350 km (0.114 R)
• M35: 55,120,682 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.6

Radius: 4.2

Gravity: 27.64 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.44 AU - 10.32 AU

Year: 16177 Days

Day: 16.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,977,758 km

• M1: 52,359 km (0.118 R)
• M2: 217,366 km (0.068 R)
• M3: 352,004 km (0.086 R)
• M4: 552,465 km (0.038 R)
• M5: 759,808 km (0.09 R)
• M6: 950,994 km (0.094 R)
• M7: 1,136,495 km (0.113 R)
• M8: 1,724,115 km (0.109 R)
• M9: 2,001,320 km (0.103 R)
• M10: 2,189,215 km (0.081 R)
• M11: 2,557,076 km (0.12 R)
• M12: 3,683,848 km (0.063 R)
• M13: 5,421,876 km (0.08 R)
• M14: 5,676,342 km (0.087 R)
• M15: 5,938,736 km (0.11 R)
• M16: 6,248,553 km (0.1 R)
• M17: 7,286,164 km (0.101 R)
• M18: 7,417,960 km (0.099 R)
• M19: 7,961,150 km (0.11 R)
• M20: 8,195,121 km (0.089 R)
• M21: 10,180,285 km (0.109 R)
• M22: 12,716,567 km (0.104 R)
• M23: 14,232,143 km (0.075 R)
• M24: 14,576,966 km (0.084 R)
• M25: 16,011,610 km (0.103 R)
• M26: 18,744,314 km (0.117 R)
• M27: 22,322,097 km (0.074 R)
• M28: 25,919,177 km (0.045 R)
• M29: 27,375,064 km (0.117 R)
• M30: 28,665,794 km (0.108 R)
• M31: 31,716,843 km (0.098 R)
• M32: 35,985,020 km (0.077 R)
• M33: 40,620,459 km (0.108 R)
• M34: 46,992,132 km (0.048 R)
• M35: 47,144,273 km (0.091 R)
• M36: 56,709,411 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 18,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit