🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.5

Radius: 11.1

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.61 AU - 0.63 AU

Year: 337 Days

Day: 5.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 10,857,579 km

• M1: 138,079 km (0.112 R)
• M2: 652,696 km (0.111 R)
• M3: 1,157,738 km (0.113 R)
• M4: 1,615,807 km (0.049 R)
• M5: 2,011,343 km (0.056 R)
• M6: 2,549,297 km (0.096 R)
• M7: 3,121,060 km (0.067 R)
• M8: 3,486,528 km (0.103 R)
• M9: 3,916,023 km (0.059 R)
• M10: 4,342,527 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 12.6

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.21 AU - 1.23 AU

Year: 930 Days

Day: 6.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 10,857,579 km

• M1: 156,629 km (0.113 R)
• M2: 660,923 km (0.085 R)
• M3: 1,124,976 km (0.026 R)
• M4: 1,858,305 km (0.115 R)
• M5: 2,650,874 km (0.077 R)
• M6: 3,188,379 km (0.04 R)
• M7: 3,925,747 km (0.12 R)
• M8: 5,351,265 km (0.075 R)
• M9: 6,462,478 km (0.073 R)
• M10: 7,342,862 km (0.026 R)
• M11: 8,410,093 km (0.111 R)
• M12: 9,697,532 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.1

Radius: 13

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.09 AU - 1.77 AU

Year: 1180 Days

Day: 13.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 10,857,579 km

• M1: 161,865 km (0.088 R)
• M2: 825,631 km (0.116 R)
• M3: 1,313,469 km (0.106 R)
• M4: 2,169,917 km (0.062 R)
• M5: 3,031,750 km (0.105 R)
• M6: 3,670,833 km (0.079 R)
• M7: 4,306,923 km (0.103 R)
• M8: 5,282,450 km (0.117 R)
• M9: 5,912,856 km (0.092 R)
• M10: 6,352,674 km (0.116 R)
• M11: 7,117,567 km (0.057 R)
• M12: 8,508,678 km (0.114 R)
• M13: 9,192,340 km (0.087 R)
• M14: 10,401,989 km (0.064 R)
• M15: 11,429,876 km (0.107 R)
• M16: 12,411,836 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.1

Radius: 9

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.47 AU - 1.53 AU

Year: 1268 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 10,857,579 km

• M1: 111,899 km (0.064 R)
• M2: 399,127 km (0.087 R)
• M3: 687,701 km (0.101 R)
• M4: 1,033,572 km (0.108 R)
• M5: 1,360,742 km (0.114 R)
• M6: 1,693,597 km (0.099 R)
• M7: 1,999,076 km (0.089 R)
• M8: 2,444,579 km (0.077 R)
• M9: 2,747,963 km (0.118 R)
• M10: 3,893,285 km (0.046 R)
• M11: 4,361,227 km (0.094 R)
• M12: 4,754,968 km (0.074 R)
• M13: 5,075,257 km (0.089 R)
• M14: 6,711,110 km (0.08 R)
• M15: 7,042,619 km (0.113 R)
• M16: 9,441,870 km (0.078 R)
• M17: 10,538,422 km (0.069 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: 302 - 19,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit