🌌 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: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 12.8

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.48 AU - 0.74 AU

Year: 323 Days

Day: 10.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,747,812 km

• M1: 159,172 km (0.1 R)
• M2: 685,158 km (0.048 R)
• M3: 1,329,925 km (0.118 R)
• M4: 1,843,943 km (0.119 R)
• M5: 2,267,156 km (0.045 R)
• M6: 2,765,466 km (0.076 R)
• M7: 3,469,175 km (0.118 R)
• M8: 4,110,501 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 11

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.32 AU - 1.42 AU

Year: 1088 Days

Day: 8 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,747,812 km

• M1: 136,732 km (0.085 R)
• M2: 508,633 km (0.084 R)
• M3: 954,135 km (0.118 R)
• M4: 1,340,098 km (0.094 R)
• M5: 2,003,714 km (0.098 R)
• M6: 2,382,047 km (0.09 R)
• M7: 2,984,478 km (0.095 R)
• M8: 3,766,874 km (0.062 R)
• M9: 4,457,717 km (0.095 R)
• M10: 5,230,989 km (0.088 R)
• M11: 5,585,835 km (0.084 R)
• M12: 9,546,588 km (0.06 R)
• M13: 10,368,030 km (0.078 R)
• M14: 11,167,631 km (0.044 R)
• M15: 11,547,460 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.4

Radius: 12.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.02 AU - 2.4 AU

Year: 2228 Days

Day: 10.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,747,812 km

• M1: 156,928 km (0.071 R)
• M2: 607,517 km (0.045 R)
• M3: 1,143,227 km (0.117 R)
• M4: 1,572,274 km (0.071 R)
• M5: 2,458,491 km (0.037 R)
• M6: 3,030,404 km (0.099 R)
• M7: 3,477,253 km (0.1 R)
• M8: 4,044,977 km (0.073 R)
• M9: 4,824,531 km (0.047 R)
• M10: 5,580,749 km (0.042 R)
• M11: 6,388,128 km (0.118 R)
• M12: 7,864,360 km (0.078 R)
• M13: 8,361,474 km (0.079 R)
• M14: 9,146,563 km (0.096 R)
• M15: 11,169,725 km (0.111 R)
• M16: 11,679,106 km (0.109 R)
• M17: 13,042,242 km (0.055 R)
• M18: 13,563,441 km (0.093 R)
• M19: 14,647,576 km (0.12 R)
• M20: 15,353,828 km (0.086 R)
• M21: 16,082,818 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299

Radius: 8.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.34 AU - 6.16 AU

Year: 8159 Days

Day: 7.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,747,812 km

• M1: 150,196 km (0.116 R)
• M2: 502,050 km (0.099 R)
• M3: 801,545 km (0.095 R)
• M4: 1,086,529 km (0.105 R)
• M5: 1,870,721 km (0.118 R)
• M6: 2,208,813 km (0.085 R)
• M7: 2,839,218 km (0.095 R)
• M8: 3,186,734 km (0.09 R)
• M9: 5,753,385 km (0.074 R)
• M10: 6,090,877 km (0.109 R)
• M11: 9,121,132 km (0.097 R)
• M12: 9,411,950 km (0.112 R)
• M13: 11,336,078 km (0.086 R)
• M14: 13,887,170 km (0.091 R)
• M15: 15,766,419 km (0.098 R)
• M16: 17,488,889 km (0.117 R)
• M17: 18,994,890 km (0.069 R)
• M18: 20,514,506 km (0.083 R)
• M19: 24,825,767 km (0.056 R)
• M20: 25,557,450 km (0.061 R)
• M21: 28,984,737 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 15,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit