🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466

Radius: 10.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.84 AU - 1.24 AU

Year: 746 Days

Day: 13.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,932,823 km

• M1: 131,796 km (0.064 R)
• M2: 482,752 km (0.115 R)
• M3: 943,065 km (0.077 R)
• M4: 1,413,251 km (0.103 R)
• M5: 2,231,252 km (0.082 R)
• M6: 2,669,574 km (0.094 R)
• M7: 3,152,775 km (0.064 R)
• M8: 3,707,484 km (0.085 R)
• M9: 4,206,094 km (0.116 R)
• M10: 4,636,786 km (0.094 R)
• M11: 5,113,854 km (0.103 R)
• M12: 5,696,238 km (0.102 R)
• M13: 6,224,618 km (0.093 R)
• M14: 6,703,331 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.4

Radius: 8.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.46 AU - 2.1 AU

Year: 1669 Days

Day: 11.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,932,823 km

• M1: 102,026 km (0.106 R)
• M2: 401,820 km (0.119 R)
• M3: 708,047 km (0.111 R)
• M4: 1,187,209 km (0.065 R)
• M5: 1,651,560 km (0.098 R)
• M6: 2,200,285 km (0.09 R)
• M7: 3,008,114 km (0.108 R)
• M8: 3,873,388 km (0.086 R)
• M9: 4,229,281 km (0.097 R)
• M10: 4,822,287 km (0.095 R)
• M11: 5,292,623 km (0.099 R)
• M12: 5,670,358 km (0.096 R)
• M13: 6,002,315 km (0.117 R)
• M14: 7,734,808 km (0.114 R)
• M15: 8,274,258 km (0.097 R)
• M16: 8,701,959 km (0.062 R)
• M17: 9,004,595 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 8.9

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.74 AU - 5.2 AU

Year: 7788 Days

Day: 12.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,932,823 km

• M1: 110,702 km (0.069 R)
• M2: 443,258 km (0.088 R)
• M3: 835,504 km (0.071 R)
• M4: 1,442,572 km (0.081 R)
• M5: 1,999,076 km (0.066 R)
• M6: 2,557,076 km (0.092 R)
• M7: 3,513,605 km (0.057 R)
• M8: 4,008,475 km (0.047 R)
• M9: 6,011,441 km (0.112 R)
• M10: 6,646,933 km (0.086 R)
• M11: 6,981,134 km (0.119 R)
• M12: 8,779,600 km (0.1 R)
• M13: 13,677,434 km (0.03 R)
• M14: 15,027,106 km (0.086 R)
• M15: 16,734,018 km (0.085 R)
• M16: 17,704,758 km (0.056 R)
• M17: 19,455,652 km (0.091 R)
• M18: 19,910,878 km (0.101 R)
• M19: 20,450,777 km (0.082 R)
• M20: 21,802,842 km (0.082 R)
• M21: 22,376,550 km (0.087 R)
• M22: 23,811,792 km (0.118 R)
• M23: 25,128,104 km (0.089 R)
• M24: 26,957,985 km (0.097 R)
• M25: 27,523,914 km (0.077 R)
• M26: 28,679,258 km (0.117 R)
• M27: 34,391,503 km (0.06 R)
• M28: 38,992,236 km (0.056 R)
• M29: 40,203,381 km (0.112 R)
• M30: 42,319,742 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.6

Radius: 6.5

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.3 AU - 7.62 AU

Year: 11541 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,932,823 km

• M1: 85,271 km (0.06 R)
• M2: 347,366 km (0.049 R)
• M3: 619,934 km (0.104 R)
• M4: 1,080,845 km (0.117 R)
• M5: 1,684,023 km (0.073 R)
• M6: 2,030,342 km (0.066 R)
• M7: 3,488,024 km (0.111 R)
• M8: 5,219,021 km (0.07 R)
• M9: 6,269,796 km (0.113 R)
• M10: 8,426,848 km (0.051 R)
• M11: 10,039,364 km (0.045 R)
• M12: 11,507,966 km (0.054 R)
• M13: 11,896,471 km (0.075 R)
• M14: 12,143,607 km (0.051 R)
• M15: 13,807,734 km (0.063 R)
• M16: 14,581,304 km (0.038 R)
• M17: 17,390,453 km (0.118 R)
• M18: 19,157,204 km (0.114 R)
• M19: 21,329,365 km (0.087 R)
• M20: 22,512,236 km (0.075 R)
• M21: 23,816,430 km (0.107 R)
• M22: 24,606,606 km (0.051 R)
• M23: 28,468,176 km (0.094 R)
• M24: 30,634,652 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.9

Radius: 4.1

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.32 AU - 11.38 AU

Year: 20097 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,932,823 km

• M1: 52,060 km (0.112 R)
• M2: 232,176 km (0.118 R)
• M3: 416,032 km (0.058 R)
• M4: 791,074 km (0.089 R)
• M5: 1,147,116 km (0.039 R)
• M6: 1,557,912 km (0.072 R)
• M7: 2,078,064 km (0.066 R)
• M8: 2,243,370 km (0.11 R)
• M9: 2,497,536 km (0.11 R)
• M10: 4,813,611 km (0.069 R)
• M11: 5,719,127 km (0.069 R)
• M12: 6,932,665 km (0.075 R)
• M13: 10,860,207 km (0.106 R)
• M14: 15,217,993 km (0.116 R)
• M15: 24,809,311 km (0.05 R)
• M16: 26,755,280 km (0.062 R)
• M17: 27,867,839 km (0.113 R)
• M18: 34,013,021 km (0.12 R)
• M19: 50,397,578 km (0.074 R)
• M20: 50,550,018 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.8

Radius: 5.7

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.14 AU - 11.68 AU

Year: 20291 Days

Day: 23.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,932,823 km

• M1: 72,705 km (0.055 R)
• M2: 612,603 km (0.082 R)
• M3: 847,173 km (0.115 R)
• M4: 1,024,895 km (0.119 R)
• M5: 1,359,695 km (0.064 R)
• M6: 2,247,110 km (0.064 R)
• M7: 2,636,363 km (0.118 R)
• M8: 4,466,843 km (0.072 R)
• M9: 6,517,830 km (0.117 R)
• M10: 6,884,195 km (0.074 R)
• M11: 7,569,353 km (0.116 R)
• M12: 8,393,338 km (0.066 R)
• M13: 8,876,240 km (0.085 R)
• M14: 9,275,666 km (0.103 R)
• M15: 10,110,273 km (0.082 R)
• M16: 12,109,050 km (0.096 R)
• M17: 15,471,412 km (0.106 R)
• M18: 18,831,829 km (0.106 R)
• M19: 19,407,781 km (0.095 R)
• M20: 21,650,253 km (0.116 R)
• M21: 23,772,747 km (0.051 R)
• M22: 27,472,153 km (0.12 R)
• M23: 29,293,507 km (0.087 R)
• M24: 38,952,892 km (0.047 R)
• M25: 39,752,792 km (0.12 R)
• M26: 43,487,951 km (0.11 R)
• M27: 45,513,806 km (0.082 R)
• M28: 54,081,874 km (0.092 R)
• M29: 55,411,351 km (0.066 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit