🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.6

Radius: 8.4

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.84 AU - 2.24 AU

Year: 1853 Days

Day: 13.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,322,625 km

• M1: 104,419 km (0.102 R)
• M2: 606,320 km (0.115 R)
• M3: 974,331 km (0.108 R)
• M4: 1,833,322 km (0.059 R)
• M5: 2,288,847 km (0.112 R)
• M6: 2,556,478 km (0.098 R)
• M7: 3,259,289 km (0.025 R)
• M8: 3,536,045 km (0.081 R)
• M9: 3,980,949 km (0.112 R)
• M10: 4,708,443 km (0.036 R)
• M11: 5,103,980 km (0.114 R)
• M12: 5,414,994 km (0.113 R)
• M13: 6,144,284 km (0.065 R)
• M14: 6,887,486 km (0.09 R)
• M15: 7,345,704 km (0.099 R)
• M16: 7,797,041 km (0.034 R)
• M17: 8,154,580 km (0.081 R)
• M18: 8,551,912 km (0.093 R)
• M19: 9,051,569 km (0.031 R)
• M20: 11,074,581 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.3

Radius: 13.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.75 AU - 3.73 AU

Year: 3708 Days

Day: 12.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 105.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,322,625 km

• M1: 164,109 km (0.101 R)
• M2: 756,068 km (0.113 R)
• M3: 1,471,295 km (0.049 R)
• M4: 1,933,403 km (0.101 R)
• M5: 2,565,155 km (0.117 R)
• M6: 4,350,755 km (0.084 R)
• M7: 5,084,084 km (0.093 R)
• M8: 5,693,396 km (0.106 R)
• M9: 7,206,578 km (0.069 R)
• M10: 9,828,580 km (0.1 R)
• M11: 10,582,254 km (0.08 R)
• M12: 11,784,722 km (0.105 R)
• M13: 12,505,634 km (0.061 R)
• M14: 14,270,440 km (0.099 R)
• M15: 17,140,924 km (0.107 R)
• M16: 18,626,730 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 11.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.38 AU - 5.98 AU

Year: 8607 Days

Day: 9.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,322,625 km

• M1: 143,016 km (0.086 R)
• M2: 709,991 km (0.101 R)
• M3: 1,115,402 km (0.077 R)
• M4: 1,678,638 km (0.091 R)
• M5: 2,056,522 km (0.079 R)
• M6: 2,491,852 km (0.081 R)
• M7: 3,383,305 km (0.053 R)
• M8: 4,888,110 km (0.108 R)
• M9: 5,297,709 km (0.11 R)
• M10: 5,789,737 km (0.082 R)
• M11: 6,966,773 km (0.084 R)
• M12: 8,032,957 km (0.099 R)
• M13: 9,917,740 km (0.12 R)
• M14: 10,622,047 km (0.078 R)
• M15: 11,644,399 km (0.064 R)
• M16: 12,378,326 km (0.087 R)
• M17: 13,299,400 km (0.081 R)
• M18: 13,669,805 km (0.071 R)
• M19: 15,451,366 km (0.105 R)
• M20: 17,071,062 km (0.064 R)
• M21: 17,698,625 km (0.108 R)
• M22: 18,603,243 km (0.094 R)
• M23: 19,606,297 km (0.077 R)
• M24: 20,294,746 km (0.092 R)
• M25: 21,070,710 km (0.056 R)
• M26: 21,502,151 km (0.079 R)
• M27: 24,689,782 km (0.113 R)
• M28: 26,562,598 km (0.06 R)
• M29: 27,066,294 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.7

Radius: 6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.92 AU - 9.18 AU

Year: 13190 Days

Day: 21.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,322,625 km

• M1: 75,098 km (0.076 R)
• M2: 2,078,513 km (0.092 R)
• M3: 2,293,036 km (0.102 R)
• M4: 3,324,364 km (0.113 R)
• M5: 4,659,824 km (0.113 R)
• M6: 5,002,254 km (0.116 R)
• M7: 7,385,048 km (0.037 R)
• M8: 7,741,540 km (0.106 R)
• M9: 9,741,215 km (0.092 R)
• M10: 10,126,729 km (0.074 R)
• M11: 12,505,933 km (0.111 R)
• M12: 14,837,865 km (0.1 R)
• M13: 18,463,519 km (0.069 R)
• M14: 19,928,680 km (0.099 R)
• M15: 23,927,431 km (0.105 R)
• M16: 26,899,044 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.9

Radius: 8

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.36 AU - 12.12 AU

Year: 19327 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,322,625 km

• M1: 99,483 km (0.099 R)
• M2: 354,248 km (0.092 R)
• M3: 615,745 km (0.101 R)
• M4: 1,609,374 km (0.117 R)
• M5: 2,287,202 km (0.096 R)
• M6: 2,583,106 km (0.105 R)
• M7: 4,677,626 km (0.103 R)
• M8: 5,195,384 km (0.098 R)
• M9: 6,214,445 km (0.104 R)
• M10: 6,477,737 km (0.081 R)
• M11: 6,979,937 km (0.088 R)
• M12: 7,556,936 km (0.098 R)
• M13: 10,187,615 km (0.09 R)
• M14: 12,178,613 km (0.107 R)
• M15: 12,522,389 km (0.051 R)
• M16: 14,188,012 km (0.072 R)
• M17: 14,491,995 km (0.103 R)
• M18: 15,192,113 km (0.108 R)
• M19: 15,671,125 km (0.09 R)
• M20: 19,968,623 km (0.083 R)
• M21: 22,643,134 km (0.065 R)
• M22: 26,111,261 km (0.1 R)
• M23: 26,683,323 km (0.084 R)
• M24: 37,153,678 km (0.086 R)
• M25: 38,023,291 km (0.114 R)
• M26: 39,352,917 km (0.112 R)
• M27: 41,173,672 km (0.089 R)
• M28: 42,261,398 km (0.108 R)
• M29: 58,193,123 km (0.052 R)
• M30: 60,553,329 km (0.092 R)
• M31: 66,944,449 km (0.115 R)
• M32: 70,412,427 km (0.097 R)
• M33: 77,704,276 km (0.085 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 12,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit