🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.8

Radius: 9.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.61 AU - 2.17 AU

Year: 1794 Days

Day: 10.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,012,249 km

• M1: 114,592 km (0.08 R)
• M2: 451,038 km (0.044 R)
• M3: 840,740 km (0.12 R)
• M4: 1,507,647 km (0.068 R)
• M5: 1,918,144 km (0.065 R)
• M6: 2,389,676 km (0.109 R)
• M7: 3,193,915 km (0.114 R)
• M8: 3,876,530 km (0.079 R)
• M9: 5,219,171 km (0.119 R)
• M10: 5,996,182 km (0.099 R)
• M11: 6,640,949 km (0.086 R)
• M12: 7,469,272 km (0.094 R)
• M13: 7,893,980 km (0.12 R)
• M14: 8,424,903 km (0.109 R)
• M15: 9,558,107 km (0.051 R)
• M16: 10,264,508 km (0.097 R)
• M17: 10,897,158 km (0.043 R)
• M18: 11,333,235 km (0.053 R)
• M19: 11,705,585 km (0.089 R)
• M20: 13,985,755 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.2

Radius: 12.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.86 AU - 1.96 AU

Year: 1822 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,012,249 km

• M1: 154,235 km (0.081 R)
• M2: 603,029 km (0.073 R)
• M3: 1,076,207 km (0.078 R)
• M4: 1,472,492 km (0.106 R)
• M5: 2,588,642 km (0.12 R)
• M6: 2,989,115 km (0.089 R)
• M7: 3,643,307 km (0.066 R)
• M8: 4,094,793 km (0.081 R)
• M9: 4,761,999 km (0.056 R)
• M10: 5,725,111 km (0.112 R)
• M11: 6,145,032 km (0.079 R)
• M12: 7,921,656 km (0.107 R)
• M13: 8,474,121 km (0.083 R)
• M14: 9,145,965 km (0.116 R)
• M15: 10,118,950 km (0.101 R)
• M16: 10,981,531 km (0.095 R)
• M17: 11,669,382 km (0.039 R)
• M18: 12,232,468 km (0.056 R)
• M19: 13,864,731 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.3

Radius: 9.6

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.78 AU - 2.64 AU

Year: 2268 Days

Day: 11 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,012,249 km

• M1: 119,379 km (0.107 R)
• M2: 538,104 km (0.09 R)
• M3: 972,835 km (0.086 R)
• M4: 1,321,996 km (0.091 R)
• M5: 1,904,381 km (0.061 R)
• M6: 2,418,998 km (0.104 R)
• M7: 2,801,519 km (0.105 R)
• M8: 4,470,433 km (0.059 R)
• M9: 5,119,838 km (0.087 R)
• M10: 5,779,714 km (0.075 R)
• M11: 6,196,942 km (0.119 R)
• M12: 7,033,493 km (0.115 R)
• M13: 7,418,558 km (0.086 R)
• M14: 7,975,062 km (0.096 R)
• M15: 9,996,130 km (0.114 R)
• M16: 10,407,524 km (0.082 R)
• M17: 11,587,552 km (0.06 R)
• M18: 11,958,405 km (0.051 R)
• M19: 12,379,673 km (0.093 R)
• M20: 14,211,349 km (0.114 R)
• M21: 15,561,769 km (0.068 R)
• M22: 18,127,672 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.6

Radius: 14.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.66 AU - 5.28 AU

Year: 7648 Days

Day: 7.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,012,249 km

• M1: 177,423 km (0.113 R)
• M2: 628,461 km (0.111 R)
• M3: 1,113,307 km (0.089 R)
• M4: 2,253,243 km (0.111 R)
• M5: 3,883,112 km (0.065 R)
• M6: 5,765,352 km (0.102 R)
• M7: 6,959,293 km (0.108 R)
• M8: 10,684,280 km (0.049 R)
• M9: 12,327,912 km (0.116 R)
• M10: 12,999,008 km (0.068 R)
• M11: 14,927,624 km (0.06 R)
• M12: 16,664,904 km (0.056 R)
• M13: 18,466,810 km (0.074 R)
• M14: 19,691,867 km (0.112 R)
• M15: 24,650,139 km (0.07 R)
• M16: 26,218,822 km (0.118 R)
• M17: 32,477,548 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.4

Radius: 5.7

Gravity: 21.43 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.57 AU - 7.27 AU

Year: 9942 Days

Day: 17.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,012,249 km

• M1: 70,909 km (0.115 R)
• M2: 249,380 km (0.114 R)
• M3: 496,067 km (0.097 R)
• M4: 1,100,891 km (0.064 R)
• M5: 1,404,574 km (0.082 R)
• M6: 1,988,604 km (0.091 R)
• M7: 3,423,697 km (0.088 R)
• M8: 4,017,152 km (0.038 R)
• M9: 5,780,462 km (0.055 R)
• M10: 6,850,834 km (0.073 R)
• M11: 7,167,982 km (0.104 R)
• M12: 7,412,126 km (0.065 R)
• M13: 7,831,598 km (0.069 R)
• M14: 8,717,666 km (0.116 R)
• M15: 9,473,285 km (0.083 R)
• M16: 10,271,689 km (0.081 R)
• M17: 11,888,094 km (0.077 R)
• M18: 12,173,078 km (0.062 R)
• M19: 12,462,550 km (0.106 R)
• M20: 16,304,223 km (0.096 R)
• M21: 17,157,230 km (0.11 R)
• M22: 20,703,298 km (0.101 R)
• M23: 31,749,455 km (0.095 R)
• M24: 32,408,584 km (0.107 R)
• M25: 35,370,771 km (0.083 R)
• M26: 36,436,805 km (0.118 R)
• M27: 38,014,165 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 11,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit