🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 10

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.09 AU - 1.59 AU

Year: 986 Days

Day: 8.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,978,024 km

• M1: 157,377 km (0.084 R)
• M2: 673,041 km (0.117 R)
• M3: 1,074,412 km (0.089 R)
• M4: 1,481,617 km (0.103 R)
• M5: 2,535,086 km (0.05 R)
• M6: 3,415,768 km (0.107 R)
• M7: 3,747,277 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.5

Radius: 12.1

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.77 AU - 2.01 AU

Year: 1652 Days

Day: 6 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,978,024 km

• M1: 150,495 km (0.041 R)
• M2: 554,859 km (0.113 R)
• M3: 978,669 km (0.078 R)
• M4: 1,898,696 km (0.052 R)
• M5: 2,538,227 km (0.049 R)
• M6: 3,570,752 km (0.114 R)
• M7: 4,384,564 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.4

Radius: 13.2

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.49 AU - 2.31 AU

Year: 1665 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,978,024 km

• M1: 164,258 km (0.111 R)
• M2: 612,902 km (0.043 R)
• M3: 1,127,220 km (0.109 R)
• M4: 1,644,230 km (0.112 R)
• M5: 2,327,892 km (0.09 R)
• M6: 3,317,782 km (0.108 R)
• M7: 4,599,237 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.4

Radius: 10.1

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.59 AU - 3.37 AU

Year: 3271 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,978,024 km

• M1: 125,662 km (0.075 R)
• M2: 476,469 km (0.06 R)
• M3: 860,038 km (0.119 R)
• M4: 1,866,533 km (0.09 R)
• M5: 2,412,116 km (0.071 R)
• M6: 3,094,133 km (0.117 R)
• M7: 3,489,819 km (0.119 R)
• M8: 4,116,784 km (0.069 R)
• M9: 5,137,490 km (0.108 R)
• M10: 5,669,759 km (0.12 R)
• M11: 6,536,679 km (0.077 R)
• M12: 8,532,763 km (0.066 R)
• M13: 10,905,236 km (0.119 R)
• M14: 11,379,461 km (0.072 R)
• M15: 12,454,621 km (0.069 R)
• M16: 13,326,627 km (0.075 R)
• M17: 17,014,364 km (0.104 R)
• M18: 18,977,986 km (0.08 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 19,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit