🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.3

Radius: 12

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.08 AU - 1.56 AU

Year: 1011 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,356,976 km

• M1: 149,448 km (0.118 R)
• M2: 624,422 km (0.099 R)
• M3: 1,037,760 km (0.099 R)
• M4: 1,430,754 km (0.062 R)
• M5: 2,907,883 km (0.051 R)
• M6: 3,333,340 km (0.069 R)
• M7: 3,980,799 km (0.115 R)
• M8: 4,574,703 km (0.068 R)
• M9: 5,062,841 km (0.11 R)
• M10: 6,458,290 km (0.119 R)
• M11: 6,983,827 km (0.114 R)
• M12: 7,849,849 km (0.087 R)
• M13: 8,891,649 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.1

Radius: 13.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.97 AU - 3.13 AU

Year: 3552 Days

Day: 8 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,356,976 km

• M1: 166,951 km (0.113 R)
• M2: 797,057 km (0.114 R)
• M3: 1,627,176 km (0.096 R)
• M4: 2,078,662 km (0.105 R)
• M5: 2,563,509 km (0.111 R)
• M6: 3,109,392 km (0.045 R)
• M7: 4,627,810 km (0.058 R)
• M8: 5,400,334 km (0.111 R)
• M9: 6,304,653 km (0.111 R)
• M10: 9,038,703 km (0.045 R)
• M11: 9,757,820 km (0.1 R)
• M12: 12,944,105 km (0.077 R)
• M13: 13,415,787 km (0.051 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.2

Radius: 4.5

Gravity: 26.82 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.04 AU - 11.52 AU

Year: 18852 Days

Day: 19.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,356,976 km

• M1: 76,295 km (0.104 R)
• M2: 317,746 km (0.119 R)
• M3: 747,241 km (0.12 R)
• M4: 1,258,716 km (0.059 R)
• M5: 1,655,151 km (0.062 R)
• M6: 2,032,586 km (0.038 R)
• M7: 4,549,870 km (0.112 R)
• M8: 4,926,108 km (0.086 R)
• M9: 5,397,192 km (0.099 R)
• M10: 5,624,431 km (0.089 R)
• M11: 7,398,063 km (0.109 R)
• M12: 9,567,981 km (0.094 R)
• M13: 11,067,400 km (0.09 R)
• M14: 14,888,578 km (0.034 R)
• M15: 15,411,124 km (0.068 R)
• M16: 15,715,256 km (0.1 R)
• M17: 16,178,711 km (0.067 R)
• M18: 16,971,579 km (0.026 R)
• M19: 17,956,681 km (0.099 R)
• M20: 19,066,249 km (0.093 R)
• M21: 20,130,338 km (0.101 R)
• M22: 20,311,501 km (0.079 R)
• M23: 20,585,265 km (0.071 R)
• M24: 21,515,465 km (0.118 R)
• M25: 22,766,103 km (0.057 R)
• M26: 23,559,421 km (0.068 R)
• M27: 25,835,702 km (0.072 R)
• M28: 28,481,639 km (0.118 R)
• M29: 29,054,749 km (0.041 R)
• M30: 38,180,518 km (0.114 R)
• M31: 39,582,101 km (0.078 R)
• M32: 40,727,721 km (0.111 R)
• M33: 43,084,935 km (0.099 R)
• M34: 46,157,226 km (0.083 R)
• M35: 48,392,667 km (0.083 R)
• M36: 58,056,989 km (0.113 R)
• M37: 66,897,026 km (0.089 R)
• M38: 67,502,748 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.7

Radius: 3.1

Gravity: 63.44 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.3 AU - 11.16 AU

Year: 23438 Days

Day: 19.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,356,976 km

• M1: 40,092 km (0.08 R)
• M2: 213,177 km (0.065 R)
• M3: 335,548 km (0.088 R)
• M4: 438,023 km (0.069 R)
• M5: 1,324,390 km (0.106 R)
• M6: 1,901,239 km (0.09 R)
• M7: 2,391,472 km (0.09 R)
• M8: 4,974,428 km (0.117 R)
• M9: 5,520,909 km (0.118 R)
• M10: 5,643,131 km (0.065 R)
• M11: 7,012,849 km (0.058 R)
• M12: 7,498,144 km (0.094 R)
• M13: 8,320,634 km (0.084 R)
• M14: 9,961,273 km (0.061 R)
• M15: 10,081,849 km (0.119 R)
• M16: 10,762,220 km (0.117 R)
• M17: 18,496,281 km (0.114 R)
• M18: 25,947,601 km (0.074 R)
• M19: 31,672,861 km (0.083 R)
• M20: 31,933,461 km (0.119 R)
• M21: 32,724,235 km (0.073 R)
• M22: 34,344,829 km (0.071 R)
• M23: 37,598,732 km (0.108 R)
• M24: 38,184,856 km (0.056 R)
• M25: 42,935,187 km (0.046 R)
• M26: 44,547,703 km (0.054 R)
• M27: 47,721,721 km (0.102 R)
• M28: 55,833,516 km (0.075 R)
• M29: 56,023,505 km (0.063 R)
• M30: 61,520,030 km (0.051 R)
• M31: 68,663,927 km (0.094 R)
• M32: 69,758,983 km (0.058 R)
• M33: 73,113,865 km (0.062 R)
• M34: 77,279,866 km (0.157 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 14,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit