🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.9

Radius: 14

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.06 AU - 1.42 AU

Year: 906 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 140.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,529,470 km

• M1: 174,431 km (0.11 R)
• M2: 679,025 km (0.08 R)
• M3: 1,218,923 km (0.096 R)
• M4: 1,683,425 km (0.064 R)
• M5: 2,120,400 km (0.103 R)
• M6: 2,610,483 km (0.035 R)
• M7: 3,190,474 km (0.106 R)
• M8: 3,983,492 km (0.114 R)
• M9: 4,471,032 km (0.086 R)
• M10: 4,998,514 km (0.093 R)
• M11: 5,669,909 km (0.119 R)
• M12: 7,145,393 km (0.108 R)
• M13: 8,156,674 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.7

Radius: 11.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.16 AU - 5.1 AU

Year: 6536 Days

Day: 11.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,529,470 km

• M1: 138,378 km (0.118 R)
• M2: 512,373 km (0.106 R)
• M3: 878,887 km (0.094 R)
• M4: 1,418,337 km (0.103 R)
• M5: 3,172,672 km (0.082 R)
• M6: 3,664,400 km (0.09 R)
• M7: 4,036,151 km (0.104 R)
• M8: 4,938,525 km (0.059 R)
• M9: 5,692,049 km (0.098 R)
• M10: 6,554,182 km (0.115 R)
• M11: 7,501,136 km (0.065 R)
• M12: 8,577,044 km (0.077 R)
• M13: 11,419,105 km (0.071 R)
• M14: 13,213,382 km (0.071 R)
• M15: 14,778,624 km (0.071 R)
• M16: 19,366,043 km (0.027 R)
• M17: 20,284,873 km (0.112 R)
• M18: 20,864,565 km (0.041 R)
• M19: 21,306,477 km (0.11 R)
• M20: 23,611,182 km (0.088 R)
• M21: 30,372,407 km (0.082 R)
• M22: 30,940,430 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.2

Radius: 13.3

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.78 AU - 6.1 AU

Year: 7203 Days

Day: 6.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,529,470 km

• M1: 165,605 km (0.036 R)
• M2: 718,668 km (0.102 R)
• M3: 1,551,180 km (0.041 R)
• M4: 2,532,842 km (0.084 R)
• M5: 3,022,176 km (0.115 R)
• M6: 3,912,433 km (0.094 R)
• M7: 4,884,819 km (0.098 R)
• M8: 5,865,433 km (0.062 R)
• M9: 6,519,625 km (0.078 R)
• M10: 7,138,511 km (0.025 R)
• M11: 9,036,609 km (0.039 R)
• M12: 12,383,562 km (0.057 R)
• M13: 12,956,821 km (0.116 R)
• M14: 14,920,443 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.9

Radius: 3.6

Gravity: 67.28 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.78 AU - 7.2 AU

Year: 12123 Days

Day: 20.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,529,470 km

• M1: 44,879 km (0.08 R)
• M2: 277,504 km (0.037 R)
• M3: 495,917 km (0.104 R)
• M4: 753,524 km (0.036 R)
• M5: 870,809 km (0.097 R)
• M6: 1,058,255 km (0.118 R)
• M7: 1,180,776 km (0.078 R)
• M8: 1,354,310 km (0.091 R)
• M9: 1,960,630 km (0.117 R)
• M10: 2,447,272 km (0.093 R)
• M11: 2,685,132 km (0.075 R)
• M12: 3,878,774 km (0.063 R)
• M13: 4,172,135 km (0.116 R)
• M14: 4,575,301 km (0.08 R)
• M15: 5,280,655 km (0.102 R)
• M16: 5,826,837 km (0.097 R)
• M17: 8,732,028 km (0.117 R)
• M18: 9,917,441 km (0.09 R)
• M19: 10,079,605 km (0.1 R)
• M20: 10,916,905 km (0.112 R)
• M21: 15,371,181 km (0.106 R)
• M22: 16,402,509 km (0.08 R)
• M23: 18,114,806 km (0.045 R)
• M24: 19,771,603 km (0.092 R)
• M25: 20,287,715 km (0.027 R)
• M26: 20,901,067 km (0.075 R)
• M27: 25,646,311 km (0.101 R)
• M28: 28,702,895 km (0.113 R)
• M29: 33,912,192 km (0.112 R)
• M30: 37,061,676 km (0.111 R)
• M31: 37,191,676 km (0.064 R)
• M32: 43,500,069 km (0.072 R)
• M33: 46,301,289 km (0.081 R)
• M34: 51,933,798 km (0.089 R)
• M35: 55,932,250 km (0.068 R)
• M36: 58,532,560 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.6

Radius: 7.4

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.42 AU - 7.56 AU

Year: 13447 Days

Day: 24.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,529,470 km

• M1: 92,152 km (0.061 R)
• M2: 435,928 km (0.059 R)
• M3: 668,852 km (0.117 R)
• M4: 988,543 km (0.062 R)
• M5: 1,714,990 km (0.095 R)
• M6: 2,267,305 km (0.094 R)
• M7: 3,165,341 km (0.118 R)
• M8: 3,939,062 km (0.098 R)
• M9: 5,327,479 km (0.12 R)
• M10: 5,675,594 km (0.103 R)
• M11: 6,378,853 km (0.101 R)
• M12: 7,913,279 km (0.115 R)
• M13: 8,647,505 km (0.089 R)
• M14: 10,410,815 km (0.061 R)
• M15: 10,845,247 km (0.081 R)
• M16: 11,692,270 km (0.112 R)
• M17: 12,522,090 km (0.116 R)
• M18: 15,736,050 km (0.084 R)
• M19: 17,799,753 km (0.118 R)
• M20: 19,461,337 km (0.11 R)
• M21: 21,658,481 km (0.077 R)
• M22: 24,583,119 km (0.098 R)
• M23: 25,062,730 km (0.116 R)
• M24: 27,761,026 km (0.092 R)
• M25: 31,090,776 km (0.107 R)
• M26: 34,917,938 km (0.087 R)
• M27: 37,763,738 km (0.102 R)
• M28: 46,489,184 km (0.075 R)
• M29: 48,561,862 km (0.035 R)
• M30: 50,695,427 km (0.067 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 18,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit