🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 12.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.88 AU - 3.08 AU

Year: 2522 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,442,277 km

• M1: 157,975 km (0.08 R)
• M2: 611,107 km (0.095 R)
• M3: 1,209,948 km (0.101 R)
• M4: 1,978,282 km (0.09 R)
• M5: 2,411,368 km (0.091 R)
• M6: 2,831,140 km (0.077 R)
• M7: 3,801,880 km (0.044 R)
• M8: 4,211,479 km (0.096 R)
• M9: 6,751,801 km (0.08 R)
• M10: 7,238,293 km (0.026 R)
• M11: 8,249,724 km (0.097 R)
• M12: 8,773,018 km (0.095 R)
• M13: 9,995,382 km (0.1 R)
• M14: 12,477,360 km (0.081 R)
• M15: 12,992,874 km (0.106 R)
• M16: 13,522,750 km (0.081 R)
• M17: 13,975,283 km (0.077 R)
• M18: 14,958,441 km (0.109 R)
• M19: 16,493,464 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.5

Radius: 11.6

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.57 AU - 3.39 AU

Year: 3322 Days

Day: 6.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,442,277 km

• M1: 162,613 km (0.083 R)
• M2: 742,604 km (0.08 R)
• M3: 1,455,587 km (0.09 R)
• M4: 2,298,422 km (0.077 R)
• M5: 3,271,257 km (0.078 R)
• M6: 3,677,864 km (0.1 R)
• M7: 4,477,165 km (0.109 R)
• M8: 5,080,493 km (0.108 R)
• M9: 6,967,371 km (0.114 R)
• M10: 8,580,036 km (0.112 R)
• M11: 9,094,204 km (0.078 R)
• M12: 11,100,162 km (0.089 R)
• M13: 11,666,689 km (0.1 R)
• M14: 12,390,444 km (0.089 R)
• M15: 13,047,926 km (0.072 R)
• M16: 14,128,173 km (0.107 R)
• M17: 14,741,973 km (0.103 R)
• M18: 15,480,537 km (0.104 R)
• M19: 15,968,226 km (0.077 R)
• M20: 16,634,535 km (0.118 R)
• M21: 19,236,790 km (0.082 R)
• M22: 20,961,803 km (0.087 R)
• M23: 22,996,933 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341

Radius: 14.6

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.33 AU - 3.83 AU

Year: 4374 Days

Day: 14.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,442,277 km

• M1: 181,612 km (0.114 R)
• M2: 785,389 km (0.107 R)
• M3: 1,943,725 km (0.045 R)
• M4: 2,464,176 km (0.081 R)
• M5: 3,376,723 km (0.1 R)
• M6: 4,286,727 km (0.11 R)
• M7: 4,823,484 km (0.074 R)
• M8: 6,507,657 km (0.094 R)
• M9: 8,317,342 km (0.054 R)
• M10: 9,013,421 km (0.055 R)
• M11: 10,762,370 km (0.114 R)
• M12: 12,237,854 km (0.081 R)
• M13: 14,873,619 km (0.118 R)
• M14: 16,005,925 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 8.8

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.78 AU - 6.6 AU

Year: 8764 Days

Day: 13.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,442,277 km

• M1: 131,646 km (0.109 R)
• M2: 406,906 km (0.112 R)
• M3: 1,018,163 km (0.063 R)
• M4: 1,893,759 km (0.104 R)
• M5: 2,838,919 km (0.097 R)
• M6: 3,276,493 km (0.08 R)
• M7: 6,202,328 km (0.098 R)
• M8: 7,379,513 km (0.102 R)
• M9: 8,312,256 km (0.062 R)
• M10: 8,915,734 km (0.103 R)
• M11: 10,654,360 km (0.12 R)
• M12: 17,266,586 km (0.118 R)
• M13: 20,259,890 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.9

Radius: 7.5

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.7 AU - 11.68 AU

Year: 24169 Days

Day: 24.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,442,277 km

• M1: 95,443 km (0.102 R)
• M2: 354,547 km (0.111 R)
• M3: 818,899 km (0.119 R)
• M4: 1,180,327 km (0.1 R)
• M5: 4,919,077 km (0.067 R)
• M6: 6,341,903 km (0.072 R)
• M7: 9,251,880 km (0.08 R)
• M8: 16,294,200 km (0.064 R)
• M9: 21,802,394 km (0.106 R)
• M10: 22,541,258 km (0.091 R)
• M11: 23,846,499 km (0.084 R)
• M12: 24,744,236 km (0.072 R)
• M13: 27,940,245 km (0.11 R)
• M14: 32,889,840 km (0.035 R)
• M15: 33,165,399 km (0.111 R)
• M16: 36,741,835 km (0.117 R)
• M17: 37,038,488 km (0.06 R)
• M18: 38,546,285 km (0.12 R)
• M19: 39,006,448 km (0.104 R)
• M20: 41,362,614 km (0.057 R)
• M21: 47,051,373 km (0.071 R)
• M22: 55,158,680 km (0.115 R)
• M23: 56,924,234 km (0.094 R)
• M24: 57,321,715 km (0.103 R)
• M25: 57,720,992 km (0.117 R)
• M26: 63,507,138 km (0.033 R)
• M27: 63,934,689 km (0.077 R)
• M28: 74,068,599 km (0.116 R)
• M29: 78,159,502 km (0.105 R)
• M30: 81,136,350 km (0.095 R)
• M31: 85,741,870 km (0.087 R)
• M32: 88,640,478 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 16,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit