🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 11.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.07 AU - 1.69 AU

Year: 1063 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,935,305 km

• M1: 140,472 km (0.12 R)
• M2: 543,190 km (0.072 R)
• M3: 1,129,165 km (0.069 R)
• M4: 1,742,516 km (0.108 R)
• M5: 2,703,533 km (0.111 R)
• M6: 3,064,064 km (0.106 R)
• M7: 4,018,049 km (0.114 R)
• M8: 4,929,549 km (0.099 R)
• M9: 5,777,171 km (0.105 R)
• M10: 6,215,792 km (0.073 R)
• M11: 7,295,739 km (0.046 R)
• M12: 8,271,266 km (0.111 R)
• M13: 8,623,569 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.2

Radius: 8.1

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.17 AU - 1.77 AU

Year: 1169 Days

Day: 8.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,935,305 km

• M1: 100,979 km (0.119 R)
• M2: 357,240 km (0.108 R)
• M3: 675,135 km (0.101 R)
• M4: 988,393 km (0.045 R)
• M5: 1,280,707 km (0.036 R)
• M6: 1,658,442 km (0.086 R)
• M7: 1,919,640 km (0.116 R)
• M8: 2,197,443 km (0.116 R)
• M9: 2,716,398 km (0.119 R)
• M10: 3,168,184 km (0.025 R)
• M11: 4,639,329 km (0.074 R)
• M12: 5,143,923 km (0.106 R)
• M13: 5,472,290 km (0.059 R)
• M14: 6,125,734 km (0.088 R)
• M15: 7,227,372 km (0.048 R)
• M16: 8,682,960 km (0.083 R)
• M17: 9,786,842 km (0.112 R)
• M18: 10,132,264 km (0.095 R)
• M19: 10,453,450 km (0.089 R)
• M20: 11,701,246 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 11.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.85 AU - 2.19 AU

Year: 1883 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,935,305 km

• M1: 145,559 km (0.104 R)
• M2: 573,857 km (0.106 R)
• M3: 1,209,648 km (0.08 R)
• M4: 1,658,592 km (0.092 R)
• M5: 2,187,270 km (0.051 R)
• M6: 2,979,242 km (0.05 R)
• M7: 3,691,627 km (0.105 R)
• M8: 5,797,217 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.6

Radius: 4.8

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.27 AU - 7.43 AU

Year: 10497 Days

Day: 23.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,935,305 km

• M1: 77,043 km (0.03 R)
• M2: 292,015 km (0.117 R)
• M3: 570,117 km (0.104 R)
• M4: 819,348 km (0.046 R)
• M5: 992,731 km (0.096 R)
• M6: 1,211,892 km (0.079 R)
• M7: 1,487,302 km (0.107 R)
• M8: 1,693,448 km (0.087 R)
• M9: 2,179,342 km (0.104 R)
• M10: 4,118,729 km (0.11 R)
• M11: 4,850,412 km (0.072 R)
• M12: 6,737,888 km (0.1 R)
• M13: 7,340,319 km (0.05 R)
• M14: 7,862,864 km (0.059 R)
• M15: 8,409,794 km (0.039 R)
• M16: 8,774,514 km (0.073 R)
• M17: 12,235,460 km (0.088 R)
• M18: 13,237,916 km (0.106 R)
• M19: 15,950,723 km (0.034 R)
• M20: 16,635,134 km (0.053 R)
• M21: 18,533,381 km (0.099 R)
• M22: 26,352,263 km (0.054 R)
• M23: 29,657,628 km (0.117 R)
• M24: 31,168,716 km (0.077 R)
• M25: 32,335,131 km (0.089 R)
• M26: 32,532,301 km (0.085 R)
• M27: 32,929,184 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 17,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit