🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.7

Radius: 9.7

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.52 AU - 0.52 AU

Year: 259 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,123,052 km

• M1: 120,725 km (0.074 R)
• M2: 652,696 km (0.045 R)
• M3: 972,536 km (0.035 R)
• M4: 1,486,105 km (0.099 R)
• M5: 2,242,921 km (0.119 R)
• M6: 2,915,064 km (0.052 R)
• M7: 3,340,072 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.7

Radius: 8.9

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.61 AU - 0.65 AU

Year: 345 Days

Day: 5.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,123,052 km

• M1: 111,002 km (0.057 R)
• M2: 403,166 km (0.09 R)
• M3: 730,486 km (0.12 R)
• M4: 1,206,357 km (0.098 R)
• M5: 1,840,353 km (0.109 R)
• M6: 2,121,447 km (0.104 R)
• M7: 2,478,238 km (0.106 R)
• M8: 3,088,747 km (0.097 R)
• M9: 4,607,315 km (0.098 R)
• M10: 4,917,132 km (0.1 R)
• M11: 5,256,720 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 9.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.03 AU - 1.57 AU

Year: 1023 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,123,052 km

• M1: 123,119 km (0.062 R)
• M2: 446,998 km (0.042 R)
• M3: 766,390 km (0.105 R)
• M4: 1,199,326 km (0.075 R)
• M5: 1,644,978 km (0.11 R)
• M6: 2,067,143 km (0.088 R)
• M7: 2,799,275 km (0.094 R)
• M8: 3,198,851 km (0.045 R)
• M9: 3,695,516 km (0.08 R)
• M10: 4,392,343 km (0.106 R)
• M11: 5,638,643 km (0.11 R)
• M12: 6,067,390 km (0.106 R)
• M13: 6,583,952 km (0.06 R)
• M14: 6,944,483 km (0.089 R)
• M15: 7,413,771 km (0.079 R)
• M16: 7,754,705 km (0.102 R)
• M17: 8,182,704 km (0.1 R)
• M18: 8,547,125 km (0.089 R)
• M19: 9,252,479 km (0.066 R)
• M20: 9,562,445 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 3.3

Gravity: 85.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.56 AU - 6.88 AU

Year: 12024 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,123,052 km

• M1: 43,832 km (0.104 R)
• M2: 198,965 km (0.108 R)
• M3: 646,562 km (0.103 R)
• M4: 968,646 km (0.11 R)
• M5: 1,223,561 km (0.104 R)
• M6: 1,491,192 km (0.067 R)
• M7: 1,901,090 km (0.115 R)
• M8: 2,402,542 km (0.1 R)
• M9: 3,059,725 km (0.12 R)
• M10: 7,687,236 km (0.107 R)
• M11: 8,586,768 km (0.107 R)
• M12: 9,501,709 km (0.026 R)
• M13: 10,423,531 km (0.11 R)
• M14: 10,592,277 km (0.094 R)
• M15: 10,705,672 km (0.03 R)
• M16: 12,443,252 km (0.063 R)
• M17: 13,812,970 km (0.065 R)
• M18: 14,779,821 km (0.088 R)
• M19: 15,717,201 km (0.104 R)
• M20: 17,392,847 km (0.085 R)
• M21: 21,635,742 km (0.085 R)
• M22: 22,466,159 km (0.109 R)
• M23: 24,486,179 km (0.061 R)
• M24: 25,084,870 km (0.089 R)
• M25: 25,489,383 km (0.092 R)
• M26: 26,623,933 km (0.094 R)
• M27: 27,150,667 km (0.086 R)
• M28: 27,684,432 km (0.059 R)
• M29: 29,327,167 km (0.057 R)
• M30: 31,150,017 km (0.104 R)
• M31: 31,617,211 km (0.078 R)
• M32: 33,532,812 km (0.116 R)
• M33: 34,146,911 km (0.057 R)
• M34: 36,419,901 km (0.116 R)
• M35: 39,061,500 km (0.066 R)
• M36: 44,574,331 km (0.082 R)
• M37: 48,056,670 km (0.079 R)
• M38: 53,363,356 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.9

Radius: 4.4

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.75 AU - 9.73 AU

Year: 17835 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,123,052 km

• M1: 55,950 km (0.103 R)
• M2: 213,476 km (0.084 R)
• M3: 423,212 km (0.097 R)
• M4: 848,968 km (0.079 R)
• M5: 1,285,644 km (0.117 R)
• M6: 3,119,714 km (0.101 R)
• M7: 5,024,394 km (0.118 R)
• M8: 5,256,271 km (0.111 R)
• M9: 5,529,885 km (0.098 R)
• M10: 5,670,358 km (0.04 R)
• M11: 6,840,512 km (0.052 R)
• M12: 11,527,862 km (0.082 R)
• M13: 13,198,571 km (0.097 R)
• M14: 14,420,038 km (0.111 R)
• M15: 15,024,114 km (0.119 R)
• M16: 19,570,244 km (0.028 R)
• M17: 21,068,616 km (0.103 R)
• M18: 21,325,625 km (0.09 R)
• M19: 22,731,546 km (0.04 R)
• M20: 24,574,293 km (0.075 R)
• M21: 26,813,773 km (0.106 R)
• M22: 31,581,906 km (0.052 R)
• M23: 33,520,844 km (0.046 R)
• M24: 36,514,447 km (0.071 R)
• M25: 39,033,824 km (0.075 R)
• M26: 50,271,018 km (0.117 R)
• M27: 51,345,879 km (0.045 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: 511 - 20,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit