🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.5

Radius: 12.8

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.03 AU - 1.19 AU

Year: 807 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,944,203 km

• M1: 159,172 km (0.105 R)
• M2: 561,590 km (0.086 R)
• M3: 1,102,237 km (0.099 R)
• M4: 1,655,600 km (0.113 R)
• M5: 2,327,444 km (0.105 R)
• M6: 2,841,163 km (0.041 R)
• M7: 3,378,070 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 12.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.39 AU

Year: 862 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,944,203 km

• M1: 154,235 km (0.109 R)
• M2: 604,226 km (0.118 R)
• M3: 1,136,345 km (0.12 R)
• M4: 1,748,949 km (0.093 R)
• M5: 2,204,474 km (0.096 R)
• M6: 2,669,125 km (0.11 R)
• M7: 3,289,059 km (0.044 R)
• M8: 4,014,908 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 14

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.04 AU - 1.47 AU

Year: 965 Days

Day: 13.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,944,203 km

• M1: 174,431 km (0.07 R)
• M2: 625,170 km (0.055 R)
• M3: 1,096,702 km (0.105 R)
• M4: 1,730,249 km (0.103 R)
• M5: 3,029,656 km (0.058 R)
• M6: 3,737,104 km (0.118 R)
• M7: 4,778,904 km (0.094 R)
• M8: 5,862,441 km (0.108 R)
• M9: 6,761,375 km (0.092 R)
• M10: 7,434,266 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.2

Radius: 13.1

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.48 AU - 1.64 AU

Year: 1345 Days

Day: 14.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,944,203 km

• M1: 163,062 km (0.115 R)
• M2: 614,249 km (0.119 R)
• M3: 1,076,656 km (0.106 R)
• M4: 1,595,611 km (0.11 R)
• M5: 2,358,710 km (0.104 R)
• M6: 2,863,602 km (0.098 R)
• M7: 3,757,599 km (0.065 R)
• M8: 5,171,150 km (0.106 R)
• M9: 6,473,698 km (0.097 R)
• M10: 7,324,611 km (0.081 R)
• M11: 9,076,851 km (0.061 R)
• M12: 9,718,925 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 8.2

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.97 AU - 2.19 AU

Year: 2071 Days

Day: 8.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,944,203 km

• M1: 102,026 km (0.098 R)
• M2: 408,103 km (0.079 R)
• M3: 697,126 km (0.115 R)
• M4: 1,176,288 km (0.118 R)
• M5: 1,618,499 km (0.085 R)
• M6: 3,027,263 km (0.087 R)
• M7: 4,773,070 km (0.064 R)
• M8: 5,114,751 km (0.1 R)
• M9: 5,399,735 km (0.104 R)
• M10: 6,346,091 km (0.072 R)
• M11: 6,987,717 km (0.047 R)
• M12: 7,399,111 km (0.105 R)
• M13: 7,671,828 km (0.085 R)
• M14: 8,173,579 km (0.087 R)
• M15: 8,831,361 km (0.079 R)
• M16: 9,173,192 km (0.078 R)
• M17: 10,706,420 km (0.086 R)
• M18: 10,977,641 km (0.073 R)
• M19: 12,150,638 km (0.082 R)
• M20: 12,919,422 km (0.108 R)
• M21: 14,553,778 km (0.116 R)
• M22: 15,371,630 km (0.117 R)
• M23: 16,889,151 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.7

Radius: 3.1

Gravity: 63.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.17 AU - 9.87 AU

Year: 18699 Days

Day: 23.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,944,203 km

• M1: 38,746 km (0.057 R)
• M2: 144,811 km (0.1 R)
• M3: 382,073 km (0.089 R)
• M4: 1,888,524 km (0.093 R)
• M5: 2,182,184 km (0.116 R)
• M6: 2,550,793 km (0.086 R)
• M7: 3,522,431 km (0.06 R)
• M8: 4,281,790 km (0.086 R)
• M9: 4,512,470 km (0.118 R)
• M10: 5,292,025 km (0.052 R)
• M11: 5,442,819 km (0.097 R)
• M12: 5,872,464 km (0.113 R)
• M13: 7,021,974 km (0.099 R)
• M14: 7,436,211 km (0.096 R)
• M15: 7,964,441 km (0.094 R)
• M16: 11,989,222 km (0.053 R)
• M17: 12,249,522 km (0.114 R)
• M18: 16,458,309 km (0.082 R)
• M19: 18,107,476 km (0.085 R)
• M20: 19,147,929 km (0.076 R)
• M21: 19,414,213 km (0.091 R)
• M22: 21,825,731 km (0.089 R)
• M23: 22,409,312 km (0.071 R)
• M24: 22,507,598 km (0.079 R)
• M25: 23,607,442 km (0.097 R)
• M26: 24,222,289 km (0.111 R)
• M27: 28,022,823 km (0.099 R)
• M28: 28,596,231 km (0.088 R)
• M29: 29,412,138 km (0.1 R)
• M30: 30,846,782 km (0.057 R)
• M31: 33,596,690 km (0.117 R)
• M32: 38,300,944 km (0.095 R)
• M33: 39,577,762 km (0.094 R)
• M34: 44,657,807 km (0.118 R)
• M35: 51,340,194 km (0.091 R)
• M36: 56,631,172 km (0.113 R)
• M37: 59,219,963 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 10,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit