🌌 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: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.8

Radius: 10.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.09 AU - 1.77 AU

Year: 1180 Days

Day: 8.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 124.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,814,352 km

• M1: 129,402 km (0.065 R)
• M2: 537,505 km (0.118 R)
• M3: 1,499,419 km (0.084 R)
• M4: 2,058,018 km (0.073 R)
• M5: 2,811,243 km (0.078 R)
• M6: 3,340,221 km (0.082 R)
• M7: 3,858,428 km (0.076 R)
• M8: 4,580,986 km (0.113 R)
• M9: 5,074,509 km (0.073 R)
• M10: 6,003,063 km (0.118 R)
• M11: 8,069,309 km (0.047 R)
• M12: 9,004,595 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 10.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.17 AU - 1.79 AU

Year: 1243 Days

Day: 5.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,814,352 km

• M1: 126,560 km (0.105 R)
• M2: 712,684 km (0.071 R)
• M3: 1,037,910 km (0.104 R)
• M4: 1,450,052 km (0.062 R)
• M5: 2,487,513 km (0.077 R)
• M6: 2,888,884 km (0.113 R)
• M7: 3,278,737 km (0.104 R)
• M8: 3,945,045 km (0.091 R)
• M9: 4,510,675 km (0.072 R)
• M10: 5,546,790 km (0.099 R)
• M11: 6,536,529 km (0.085 R)
• M12: 7,212,413 km (0.067 R)
• M13: 9,298,555 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 10.7

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.79 AU - 2.83 AU

Year: 2423 Days

Day: 13.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,814,352 km

• M1: 134,339 km (0.116 R)
• M2: 804,986 km (0.118 R)
• M3: 1,423,573 km (0.111 R)
• M4: 2,110,527 km (0.105 R)
• M5: 2,875,869 km (0.099 R)
• M6: 3,209,323 km (0.097 R)
• M7: 3,739,348 km (0.113 R)
• M8: 4,326,969 km (0.076 R)
• M9: 5,534,224 km (0.078 R)
• M10: 6,134,709 km (0.091 R)
• M11: 7,404,496 km (0.084 R)
• M12: 7,779,538 km (0.098 R)
• M13: 8,200,058 km (0.101 R)
• M14: 8,669,795 km (0.116 R)
• M15: 9,553,470 km (0.054 R)
• M16: 10,613,371 km (0.113 R)
• M17: 11,541,027 km (0.107 R)
• M18: 13,743,556 km (0.069 R)
• M19: 14,747,208 km (0.114 R)
• M20: 16,580,381 km (0.118 R)
• M21: 17,115,642 km (0.111 R)
• M22: 17,717,474 km (0.113 R)
• M23: 18,107,775 km (0.081 R)
• M24: 18,790,390 km (0.09 R)
• M25: 19,137,906 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.6

Radius: 8.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.83 AU - 3.93 AU

Year: 5275 Days

Day: 10.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,814,352 km

• M1: 102,026 km (0.06 R)
• M2: 399,726 km (0.099 R)
• M3: 669,450 km (0.09 R)
• M4: 1,216,979 km (0.071 R)
• M5: 2,113,070 km (0.1 R)
• M6: 2,979,840 km (0.11 R)
• M7: 3,393,628 km (0.028 R)
• M8: 3,728,727 km (0.119 R)
• M9: 5,544,396 km (0.076 R)
• M10: 6,144,733 km (0.04 R)
• M11: 7,505,624 km (0.07 R)
• M12: 12,868,708 km (0.061 R)
• M13: 13,364,326 km (0.054 R)
• M14: 18,020,560 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.6

Radius: 4.1

Gravity: 59.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.5 AU - 8.34 AU

Year: 13951 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,814,352 km

• M1: 53,855 km (0.057 R)
• M2: 279,748 km (0.097 R)
• M3: 660,774 km (0.049 R)
• M4: 812,616 km (0.029 R)
• M5: 1,652,907 km (0.043 R)
• M6: 1,992,644 km (0.095 R)
• M7: 2,398,652 km (0.068 R)
• M8: 2,906,836 km (0.096 R)
• M9: 3,292,200 km (0.096 R)
• M10: 3,887,899 km (0.062 R)
• M11: 4,227,187 km (0.09 R)
• M12: 5,363,832 km (0.072 R)
• M13: 5,590,472 km (0.113 R)
• M14: 6,733,251 km (0.056 R)
• M15: 7,176,509 km (0.077 R)
• M16: 7,877,674 km (0.067 R)
• M17: 8,220,104 km (0.036 R)
• M18: 8,778,104 km (0.091 R)
• M19: 10,254,036 km (0.094 R)
• M20: 12,666,452 km (0.088 R)
• M21: 14,039,012 km (0.071 R)
• M22: 16,914,433 km (0.111 R)
• M23: 17,814,713 km (0.089 R)
• M24: 18,660,539 km (0.097 R)
• M25: 19,268,206 km (0.108 R)
• M26: 19,978,796 km (0.088 R)
• M27: 21,641,277 km (0.112 R)
• M28: 21,831,416 km (0.065 R)
• M29: 22,215,284 km (0.03 R)
• M30: 27,288,297 km (0.084 R)
• M31: 33,970,984 km (0.091 R)
• M32: 39,218,877 km (0.061 R)
• M33: 41,666,149 km (0.065 R)
• M34: 50,278,348 km (0.088 R)
• M35: 54,031,161 km (0.086 R)
• M36: 61,514,944 km (0.039 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 12,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit