🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 14.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.32 AU - 1.82 AU

Year: 1291 Days

Day: 8.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,948,836 km

• M1: 177,872 km (0.116 R)
• M2: 861,385 km (0.12 R)
• M3: 1,392,457 km (0.113 R)
• M4: 1,850,675 km (0.116 R)
• M5: 2,411,667 km (0.053 R)
• M6: 3,114,628 km (0.052 R)
• M7: 4,214,322 km (0.12 R)
• M8: 4,894,094 km (0.115 R)
• M9: 6,236,586 km (0.059 R)
• M10: 6,693,906 km (0.054 R)
• M11: 8,061,530 km (0.06 R)
• M12: 9,798,960 km (0.099 R)
• M13: 10,721,979 km (0.06 R)
• M14: 12,703,253 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.4

Radius: 8.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.48 AU - 2.6 AU

Year: 2656 Days

Day: 11.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,948,836 km

• M1: 165,904 km (0.119 R)
• M2: 547,827 km (0.083 R)
• M3: 916,437 km (0.072 R)
• M4: 1,706,463 km (0.038 R)
• M5: 1,983,219 km (0.093 R)
• M6: 5,417,388 km (0.108 R)
• M7: 6,073,075 km (0.062 R)
• M8: 8,936,378 km (0.074 R)
• M9: 9,268,186 km (0.105 R)
• M10: 9,781,307 km (0.098 R)
• M11: 12,430,237 km (0.101 R)
• M12: 13,395,891 km (0.108 R)
• M13: 14,096,607 km (0.076 R)
• M14: 16,198,457 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277

Radius: 14.2

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.82 AU - 5.7 AU

Year: 7914 Days

Day: 10.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,948,836 km

• M1: 176,675 km (0.074 R)
• M2: 670,647 km (0.086 R)
• M3: 1,300,005 km (0.105 R)
• M4: 2,887,538 km (0.113 R)
• M5: 3,490,118 km (0.086 R)
• M6: 5,165,465 km (0.086 R)
• M7: 6,527,553 km (0.117 R)
• M8: 7,715,510 km (0.117 R)
• M9: 8,191,830 km (0.099 R)
• M10: 11,151,025 km (0.104 R)
• M11: 12,896,084 km (0.108 R)
• M12: 13,834,063 km (0.108 R)
• M13: 15,497,891 km (0.107 R)
• M14: 16,318,435 km (0.08 R)
• M15: 17,540,799 km (0.086 R)
• M16: 19,153,614 km (0.111 R)
• M17: 23,122,146 km (0.094 R)
• M18: 23,653,967 km (0.112 R)
• M19: 25,218,611 km (0.108 R)
• M20: 26,767,996 km (0.112 R)
• M21: 28,466,680 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 10.4

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.19 AU - 5.97 AU

Year: 8647 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,948,836 km

• M1: 131,048 km (0.108 R)
• M2: 1,203,365 km (0.094 R)
• M3: 1,832,873 km (0.09 R)
• M4: 2,197,593 km (0.082 R)
• M5: 2,995,099 km (0.078 R)
• M6: 4,485,543 km (0.05 R)
• M7: 6,780,075 km (0.097 R)
• M8: 7,360,514 km (0.028 R)
• M9: 9,585,334 km (0.059 R)
• M10: 10,968,067 km (0.066 R)
• M11: 11,933,273 km (0.084 R)
• M12: 15,024,114 km (0.096 R)
• M13: 18,059,904 km (0.047 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: 177 - 12,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit