🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465

Radius: 10.9

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.72 AU - 0.94 AU

Year: 496 Days

Day: 14.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,941,003 km

• M1: 135,835 km (0.1 R)
• M2: 521,049 km (0.107 R)
• M3: 985,700 km (0.12 R)
• M4: 1,389,465 km (0.105 R)
• M5: 1,738,926 km (0.07 R)
• M6: 2,190,562 km (0.111 R)
• M7: 3,129,887 km (0.118 R)
• M8: 3,691,477 km (0.057 R)
• M9: 4,880,481 km (0.109 R)
• M10: 5,587,929 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.1

Radius: 11.2

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.01 AU - 3.17 AU

Year: 3563 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,941,003 km

• M1: 139,724 km (0.09 R)
• M2: 692,189 km (0.065 R)
• M3: 1,241,363 km (0.081 R)
• M4: 2,564,556 km (0.045 R)
• M5: 4,461,607 km (0.072 R)
• M6: 4,876,292 km (0.099 R)
• M7: 6,613,722 km (0.117 R)
• M8: 9,584,586 km (0.085 R)
• M9: 9,961,872 km (0.106 R)
• M10: 11,304,513 km (0.042 R)
• M11: 11,726,079 km (0.109 R)
• M12: 12,559,938 km (0.026 R)
• M13: 14,659,395 km (0.053 R)
• M14: 15,768,663 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.6

Radius: 11.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.47 AU - 4.37 AU

Year: 5091 Days

Day: 13.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,941,003 km

• M1: 150,645 km (0.055 R)
• M2: 521,349 km (0.11 R)
• M3: 955,482 km (0.097 R)
• M4: 1,327,831 km (0.109 R)
• M5: 1,972,897 km (0.1 R)
• M6: 3,125,548 km (0.096 R)
• M7: 3,648,991 km (0.087 R)
• M8: 4,015,955 km (0.105 R)
• M9: 4,801,194 km (0.109 R)
• M10: 6,469,510 km (0.098 R)
• M11: 8,530,519 km (0.11 R)
• M12: 8,924,560 km (0.102 R)
• M13: 9,633,953 km (0.075 R)
• M14: 10,101,147 km (0.093 R)
• M15: 12,033,653 km (0.12 R)
• M16: 12,760,250 km (0.079 R)
• M17: 13,181,816 km (0.107 R)
• M18: 13,855,904 km (0.116 R)
• M19: 14,401,488 km (0.109 R)
• M20: 15,962,841 km (0.097 R)
• M21: 17,461,961 km (0.112 R)
• M22: 19,666,136 km (0.087 R)
• M23: 20,482,940 km (0.094 R)
• M24: 21,126,361 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 13.4

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.68 AU - 4.82 AU

Year: 5748 Days

Day: 10.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,941,003 km

• M1: 166,802 km (0.107 R)
• M2: 756,068 km (0.106 R)
• M3: 1,291,778 km (0.054 R)
• M4: 1,979,329 km (0.102 R)
• M5: 4,165,852 km (0.079 R)
• M6: 4,669,398 km (0.112 R)
• M7: 5,270,333 km (0.11 R)
• M8: 5,709,253 km (0.113 R)
• M9: 6,140,843 km (0.082 R)
• M10: 7,140,306 km (0.095 R)
• M11: 9,979,824 km (0.069 R)
• M12: 12,604,668 km (0.093 R)
• M13: 16,081,472 km (0.093 R)
• M14: 16,884,214 km (0.079 R)
• M15: 17,584,332 km (0.064 R)
• M16: 18,369,871 km (0.059 R)
• M17: 23,349,535 km (0.063 R)
• M18: 26,699,330 km (0.054 R)
• M19: 28,001,131 km (0.085 R)
• M20: 31,392,814 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 10,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit