🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.11 AU - 1.41 AU

Year: 539 Days

Day: 38 Hours

Environment

Temp: -32 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,789,349 km

• M1: 309,368 km (0.068 R)

Planet 2 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.3

Radius: 4.1

Gravity: 38.69 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 11.74 AU - 15.72 AU

Year: 19373 Days

Day: 20.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,789,349 km

• M1: 51,462 km (0.079 R)
• M2: 748,139 km (0.06 R)
• M3: 1,100,741 km (0.083 R)
• M4: 4,559,893 km (0.102 R)
• M5: 6,942,388 km (0.104 R)
• M6: 9,698,729 km (0.079 R)
• M7: 11,959,303 km (0.114 R)
• M8: 13,386,915 km (0.118 R)
• M9: 17,068,668 km (0.06 R)
• M10: 19,500,382 km (0.085 R)
• M11: 23,566,003 km (0.088 R)
• M12: 24,505,029 km (0.107 R)
• M13: 25,144,859 km (0.066 R)
• M14: 25,795,610 km (0.104 R)
• M15: 27,244,166 km (0.029 R)
• M16: 27,585,997 km (0.107 R)
• M17: 31,787,603 km (0.104 R)
• M18: 32,804,419 km (0.114 R)
• M19: 37,089,052 km (0.106 R)
• M20: 37,368,651 km (0.036 R)
• M21: 37,931,886 km (0.034 R)
• M22: 41,882,916 km (0.079 R)
• M23: 66,409,936 km (0.114 R)
• M24: 67,443,507 km (0.107 R)
• M25: 70,180,999 km (0.066 R)
• M26: 72,991,643 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264

Radius: 4

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.04 AU - 15.22 AU

Year: 20226 Days

Day: 16.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,789,349 km

• M1: 52,060 km (0.12 R)
• M2: 209,287 km (0.066 R)
• M3: 952,340 km (0.118 R)
• M4: 1,524,851 km (0.032 R)
• M5: 1,694,196 km (0.114 R)
• M6: 1,980,825 km (0.1 R)
• M7: 2,715,800 km (0.095 R)
• M8: 3,181,199 km (0.119 R)
• M9: 3,780,039 km (0.072 R)
• M10: 5,510,587 km (0.108 R)
• M11: 7,487,074 km (0.081 R)
• M12: 16,441,404 km (0.052 R)
• M13: 20,595,139 km (0.032 R)
• M14: 29,891,599 km (0.105 R)
• M15: 31,234,240 km (0.046 R)
• M16: 38,816,309 km (0.064 R)
• M17: 45,610,596 km (0.099 R)
• M18: 49,982,743 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.2

Radius: 3.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.44 AU - 16.56 AU

Year: 21026 Days

Day: 24.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,789,349 km

• M1: 61,784 km (0.065 R)
• M2: 275,410 km (0.056 R)
• M3: 624,721 km (0.104 R)
• M4: 782,098 km (0.08 R)
• M5: 1,146,967 km (0.109 R)
• M6: 2,415,856 km (0.092 R)
• M7: 2,788,205 km (0.112 R)
• M8: 2,959,046 km (0.093 R)
• M9: 3,897,174 km (0.082 R)
• M10: 6,500,327 km (0.11 R)
• M11: 7,287,660 km (0.12 R)
• M12: 8,060,034 km (0.058 R)
• M13: 11,894,975 km (0.117 R)
• M14: 19,747,966 km (0.056 R)
• M15: 25,827,175 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 12,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit