🌌 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: 383.1

Radius: 9.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.63 AU - 0.95 AU

Year: 468 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,116,874 km

• M1: 121,922 km (0.088 R)
• M2: 850,763 km (0.119 R)
• M3: 1,219,971 km (0.096 R)
• M4: 1,696,739 km (0.072 R)
• M5: 2,014,784 km (0.07 R)
• M6: 2,426,328 km (0.115 R)
• M7: 3,883,710 km (0.115 R)
• M8: 5,026,040 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.5

Radius: 10.7

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.91 AU - 1.09 AU

Year: 667 Days

Day: 6 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,116,874 km

• M1: 133,142 km (0.105 R)
• M2: 931,995 km (0.078 R)
• M3: 1,781,561 km (0.062 R)
• M4: 2,203,277 km (0.046 R)
• M5: 2,608,538 km (0.073 R)
• M6: 2,950,369 km (0.067 R)
• M7: 3,310,451 km (0.064 R)
• M8: 3,726,034 km (0.112 R)
• M9: 4,247,682 km (0.052 R)
• M10: 4,678,075 km (0.071 R)
• M11: 6,184,376 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 13.4

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.81 AU - 6.25 AU

Year: 7523 Days

Day: 12.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,116,874 km

• M1: 166,652 km (0.101 R)
• M2: 712,385 km (0.109 R)
• M3: 1,825,094 km (0.067 R)
• M4: 2,981,934 km (0.114 R)
• M5: 4,484,047 km (0.107 R)
• M6: 5,348,573 km (0.053 R)
• M7: 6,786,807 km (0.096 R)
• M8: 7,308,305 km (0.118 R)
• M9: 8,177,020 km (0.12 R)
• M10: 9,954,093 km (0.092 R)
• M11: 11,560,624 km (0.081 R)
• M12: 12,546,025 km (0.103 R)
• M13: 12,985,245 km (0.113 R)
• M14: 25,376,885 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.8

Radius: 8

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.23 AU - 11.45 AU

Year: 19035 Days

Day: 24.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,116,874 km

• M1: 99,483 km (0.076 R)
• M2: 380,427 km (0.04 R)
• M3: 683,662 km (0.11 R)
• M4: 939,923 km (0.089 R)
• M5: 1,364,781 km (0.07 R)
• M6: 1,763,609 km (0.066 R)
• M7: 2,325,349 km (0.1 R)
• M8: 3,500,889 km (0.116 R)
• M9: 4,846,073 km (0.12 R)
• M10: 6,777,232 km (0.058 R)
• M11: 8,513,615 km (0.107 R)
• M12: 13,412,347 km (0.105 R)
• M13: 13,852,912 km (0.07 R)
• M14: 14,608,382 km (0.111 R)
• M15: 19,823,064 km (0.113 R)
• M16: 20,107,599 km (0.105 R)
• M17: 21,872,106 km (0.062 R)
• M18: 29,347,961 km (0.107 R)
• M19: 31,355,714 km (0.064 R)
• M20: 32,524,522 km (0.118 R)
• M21: 39,103,387 km (0.088 R)
• M22: 49,937,116 km (0.056 R)
• M23: 51,172,794 km (0.116 R)
• M24: 65,505,766 km (0.119 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: 306 - 11,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit