🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.9

Radius: 8.4

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.66 AU - 0.92 AU

Year: 476 Days

Day: 11.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,435,404 km

• M1: 104,419 km (0.118 R)
• M2: 392,994 km (0.084 R)
• M3: 750,832 km (0.061 R)
• M4: 1,181,674 km (0.11 R)
• M5: 1,479,373 km (0.1 R)
• M6: 1,868,328 km (0.055 R)
• M7: 2,248,306 km (0.114 R)
• M8: 2,743,475 km (0.099 R)
• M9: 3,128,690 km (0.106 R)
• M10: 4,863,876 km (0.099 R)
• M11: 5,569,080 km (0.053 R)
• M12: 5,891,613 km (0.054 R)
• M13: 6,264,411 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.9

Radius: 9.1

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.85 AU - 1.07 AU

Year: 638 Days

Day: 10.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,435,404 km

• M1: 113,246 km (0.109 R)
• M2: 400,174 km (0.092 R)
• M3: 689,347 km (0.067 R)
• M4: 1,017,266 km (0.09 R)
• M5: 1,463,666 km (0.1 R)
• M6: 2,147,477 km (0.068 R)
• M7: 2,651,772 km (0.119 R)
• M8: 3,221,441 km (0.11 R)
• M9: 3,505,377 km (0.095 R)
• M10: 4,015,955 km (0.083 R)
• M11: 4,678,374 km (0.049 R)
• M12: 5,314,165 km (0.113 R)
• M13: 5,695,490 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 9.1

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.05 AU - 1.35 AU

Year: 892 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,435,404 km

• M1: 113,096 km (0.073 R)
• M2: 397,332 km (0.059 R)
• M3: 800,199 km (0.045 R)
• M4: 1,260,063 km (0.076 R)
• M5: 1,568,534 km (0.089 R)
• M6: 1,957,039 km (0.102 R)
• M7: 2,878,263 km (0.081 R)
• M8: 3,237,896 km (0.104 R)
• M9: 3,936,070 km (0.115 R)
• M10: 4,968,893 km (0.073 R)
• M11: 6,108,530 km (0.096 R)
• M12: 6,912,768 km (0.093 R)
• M13: 7,196,106 km (0.119 R)
• M14: 7,585,958 km (0.088 R)
• M15: 8,067,065 km (0.101 R)
• M16: 8,813,110 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.9

Radius: 11.5

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.29 AU - 3.49 AU

Year: 3332 Days

Day: 14.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,435,404 km

• M1: 143,016 km (0.093 R)
• M2: 514,617 km (0.074 R)
• M3: 903,721 km (0.114 R)
• M4: 1,442,572 km (0.107 R)
• M5: 2,477,640 km (0.118 R)
• M6: 3,004,374 km (0.115 R)
• M7: 3,430,429 km (0.101 R)
• M8: 3,934,424 km (0.094 R)
• M9: 5,182,669 km (0.05 R)
• M10: 6,176,597 km (0.092 R)
• M11: 7,496,798 km (0.1 R)
• M12: 11,412,672 km (0.082 R)
• M13: 12,707,142 km (0.116 R)
• M14: 13,829,126 km (0.091 R)
• M15: 14,232,442 km (0.112 R)
• M16: 15,109,983 km (0.08 R)
• M17: 15,682,494 km (0.116 R)
• M18: 16,921,763 km (0.119 R)
• M19: 17,435,333 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 11,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit