🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 9.1

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.57 AU - 0.91 AU

Year: 424 Days

Day: 5.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,981,382 km

• M1: 115,639 km (0.086 R)
• M2: 413,489 km (0.081 R)
• M3: 1,247,945 km (0.075 R)
• M4: 2,102,598 km (0.061 R)
• M5: 2,648,032 km (0.025 R)
• M6: 3,255,998 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.3

Radius: 13.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.27 AU - 1.91 AU

Year: 1337 Days

Day: 6.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,981,382 km

• M1: 163,211 km (0.04 R)
• M2: 589,116 km (0.064 R)
• M3: 1,450,052 km (0.114 R)
• M4: 1,907,074 km (0.069 R)
• M5: 2,320,861 km (0.114 R)
• M6: 2,917,906 km (0.096 R)
• M7: 3,733,065 km (0.086 R)
• M8: 5,676,042 km (0.047 R)
• M9: 6,121,694 km (0.119 R)
• M10: 6,992,504 km (0.111 R)
• M11: 7,458,052 km (0.115 R)
• M12: 9,335,954 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.4

Radius: 9.7

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.86 AU - 4.6 AU

Year: 4804 Days

Day: 12.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,981,382 km

• M1: 120,576 km (0.067 R)
• M2: 490,382 km (0.1 R)
• M3: 826,678 km (0.108 R)
• M4: 1,140,534 km (0.081 R)
• M5: 1,535,772 km (0.049 R)
• M6: 1,954,347 km (0.052 R)
• M7: 2,339,860 km (0.072 R)
• M8: 2,708,170 km (0.069 R)
• M9: 3,382,557 km (0.055 R)
• M10: 3,686,241 km (0.1 R)
• M11: 5,998,276 km (0.102 R)
• M12: 6,507,059 km (0.072 R)
• M13: 6,979,489 km (0.083 R)
• M14: 7,440,998 km (0.098 R)
• M15: 8,986,942 km (0.072 R)
• M16: 9,533,723 km (0.058 R)
• M17: 11,262,924 km (0.111 R)
• M18: 11,991,317 km (0.033 R)
• M19: 13,694,039 km (0.098 R)
• M20: 15,441,642 km (0.089 R)
• M21: 17,273,767 km (0.108 R)
• M22: 19,182,636 km (0.1 R)
• M23: 21,159,871 km (0.096 R)
• M24: 26,294,967 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 8.9

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.7 AU - 5.16 AU

Year: 6218 Days

Day: 5.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,981,382 km

• M1: 110,702 km (0.109 R)
• M2: 764,894 km (0.103 R)
• M3: 1,138,141 km (0.107 R)
• M4: 1,858,006 km (0.116 R)
• M5: 2,910,726 km (0.101 R)
• M6: 3,723,192 km (0.07 R)
• M7: 4,867,167 km (0.078 R)
• M8: 6,294,779 km (0.11 R)
• M9: 6,691,513 km (0.1 R)
• M10: 7,389,686 km (0.072 R)
• M11: 7,982,692 km (0.093 R)
• M12: 10,722,278 km (0.109 R)
• M13: 17,970,594 km (0.079 R)
• M14: 18,367,477 km (0.082 R)
• M15: 20,511,962 km (0.108 R)
• M16: 22,358,748 km (0.095 R)
• M17: 30,765,101 km (0.026 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 15,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit