🌌 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: 977.5

Radius: 14.8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.67 AU - 0.91 AU

Year: 468 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,005,975 km

• M1: 184,005 km (0.039 R)
• M2: 769,531 km (0.106 R)
• M3: 1,235,230 km (0.118 R)
• M4: 1,703,321 km (0.059 R)
• M5: 2,302,311 km (0.091 R)
• M6: 3,961,800 km (0.108 R)
• M7: 5,294,568 km (0.103 R)
• M8: 5,981,671 km (0.109 R)
• M9: 6,569,890 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.9

Radius: 11.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.6 AU - 1.62 AU

Year: 1362 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,005,975 km

• M1: 138,228 km (0.05 R)
• M2: 488,437 km (0.053 R)
• M3: 946,655 km (0.096 R)
• M4: 1,456,036 km (0.082 R)
• M5: 2,655,213 km (0.05 R)
• M6: 3,091,141 km (0.092 R)
• M7: 3,647,794 km (0.117 R)
• M8: 4,243,194 km (0.084 R)
• M9: 4,665,658 km (0.079 R)
• M10: 5,038,905 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 8.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.52 AU - 4 AU

Year: 4862 Days

Day: 14.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,005,975 km

• M1: 105,766 km (0.097 R)
• M2: 409,449 km (0.108 R)
• M3: 1,138,889 km (0.061 R)
• M4: 1,640,341 km (0.079 R)
• M5: 2,699,344 km (0.074 R)
• M6: 3,997,106 km (0.109 R)
• M7: 4,896,787 km (0.11 R)
• M8: 5,177,283 km (0.098 R)
• M9: 5,643,131 km (0.044 R)
• M10: 7,210,617 km (0.044 R)
• M11: 8,305,823 km (0.105 R)
• M12: 9,762,009 km (0.082 R)
• M13: 10,095,014 km (0.091 R)
• M14: 13,993,983 km (0.101 R)
• M15: 14,275,526 km (0.078 R)
• M16: 14,995,840 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.6

Radius: 3.1

Gravity: 28.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.16 AU - 9.4 AU

Year: 15888 Days

Day: 22.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,005,975 km

• M1: 40,391 km (0.1 R)
• M2: 246,238 km (0.068 R)
• M3: 476,469 km (0.12 R)
• M4: 1,148,912 km (0.117 R)
• M5: 1,295,218 km (0.037 R)
• M6: 1,412,952 km (0.116 R)
• M7: 1,825,842 km (0.09 R)
• M8: 2,733,452 km (0.104 R)
• M9: 5,751,290 km (0.074 R)
• M10: 6,476,690 km (0.069 R)
• M11: 7,301,722 km (0.088 R)
• M12: 13,766,445 km (0.113 R)
• M13: 18,242,413 km (0.099 R)
• M14: 21,345,372 km (0.111 R)
• M15: 21,597,744 km (0.087 R)
• M16: 30,019,506 km (0.116 R)
• M17: 34,197,176 km (0.085 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 13,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit