🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 10.6

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.76 AU

Year: 339 Days

Day: 12 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,398,401 km

• M1: 131,796 km (0.089 R)
• M2: 502,200 km (0.059 R)
• M3: 869,313 km (0.113 R)
• M4: 1,281,007 km (0.104 R)
• M5: 1,665,922 km (0.032 R)
• M6: 2,027,949 km (0.049 R)
• M7: 2,584,453 km (0.076 R)
• M8: 3,358,323 km (0.054 R)
• M9: 3,894,930 km (0.087 R)
• M10: 4,594,899 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 12

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.71 AU - 0.79 AU

Year: 441 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 88,398,401 km

• M1: 149,747 km (0.114 R)
• M2: 592,258 km (0.068 R)
• M3: 1,158,336 km (0.038 R)
• M4: 3,431,027 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.7

Radius: 15

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.64 AU - 4.22 AU

Year: 4309 Days

Day: 14.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,398,401 km

• M1: 268,229 km (0.083 R)
• M2: 761,004 km (0.064 R)
• M3: 1,436,140 km (0.048 R)
• M4: 2,168,421 km (0.079 R)
• M5: 2,852,233 km (0.085 R)
• M6: 4,046,024 km (0.036 R)
• M7: 4,560,042 km (0.052 R)
• M8: 5,523,901 km (0.039 R)
• M9: 8,700,014 km (0.068 R)
• M10: 9,361,536 km (0.119 R)
• M11: 16,098,526 km (0.103 R)
• M12: 17,399,280 km (0.074 R)
• M13: 18,200,227 km (0.104 R)
• M14: 21,233,323 km (0.04 R)
• M15: 26,393,104 km (0.094 R)
• M16: 27,040,713 km (0.106 R)
• M17: 27,865,296 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.3

Radius: 3.3

Gravity: 79.64 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.02 AU - 12.48 AU

Year: 22258 Days

Day: 20.7 Hours

Environment

Temp: -245 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,398,401 km

• M1: 126,709 km (0.085 R)
• M2: 1,454,989 km (0.094 R)
• M3: 1,780,215 km (0.109 R)
• M4: 2,218,387 km (0.083 R)
• M5: 3,018,586 km (0.079 R)
• M6: 3,513,904 km (0.113 R)
• M7: 7,774,751 km (0.117 R)
• M8: 8,146,352 km (0.118 R)
• M9: 8,529,771 km (0.114 R)
• M10: 8,982,305 km (0.108 R)
• M11: 11,488,069 km (0.03 R)
• M12: 17,280,648 km (0.047 R)
• M13: 25,443,456 km (0.107 R)
• M14: 25,675,034 km (0.085 R)
• M15: 26,025,093 km (0.111 R)
• M16: 28,690,328 km (0.103 R)
• M17: 30,217,872 km (0.119 R)
• M18: 30,870,119 km (0.077 R)
• M19: 35,124,682 km (0.084 R)
• M20: 41,170,082 km (0.114 R)
• M21: 46,477,964 km (0.092 R)
• M22: 47,521,409 km (0.084 R)
• M23: 53,730,918 km (0.096 R)
• M24: 54,112,243 km (0.114 R)
• M25: 55,073,110 km (0.109 R)
• M26: 63,811,570 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: 293 - 18,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit