🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.59 AU - 2.57 AU

Year: 1149 Days

Day: 19.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,848,335 km

• M1: 376,687 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.34 AU - 2.54 AU

Year: 1459 Days

Day: 47.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.4

Radius: 6

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.67 AU - 14.25 AU

Year: 18908 Days

Day: 19.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,848,335 km

• M1: 74,649 km (0.076 R)
• M2: 486,193 km (0.115 R)
• M3: 971,937 km (0.118 R)
• M4: 1,274,574 km (0.105 R)
• M5: 2,418,100 km (0.116 R)
• M6: 3,052,096 km (0.055 R)
• M7: 3,791,109 km (0.038 R)
• M8: 4,186,945 km (0.088 R)
• M9: 6,894,517 km (0.091 R)
• M10: 8,304,627 km (0.118 R)
• M11: 8,711,084 km (0.073 R)
• M12: 13,463,659 km (0.102 R)
• M13: 14,095,560 km (0.119 R)
• M14: 18,393,657 km (0.089 R)
• M15: 25,344,123 km (0.1 R)
• M16: 25,982,906 km (0.079 R)
• M17: 29,924,810 km (0.072 R)
• M18: 32,223,082 km (0.075 R)
• M19: 38,269,379 km (0.1 R)
• M20: 48,853,877 km (0.115 R)
• M21: 49,346,503 km (0.104 R)
• M22: 53,234,701 km (0.084 R)
• M23: 55,520,258 km (0.07 R)
• M24: 58,606,611 km (0.106 R)
• M25: 66,919,765 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.9

Radius: 4.6

Gravity: 16.82 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.68 AU - 17.06 AU

Year: 26530 Days

Day: 24.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,848,335 km

• M1: 57,296 km (0.085 R)
• M2: 211,980 km (0.086 R)
• M3: 365,168 km (0.094 R)
• M4: 638,783 km (0.105 R)
• M5: 821,741 km (0.094 R)
• M6: 2,363,646 km (0.106 R)
• M7: 3,358,472 km (0.103 R)
• M8: 3,675,021 km (0.05 R)
• M9: 4,851,010 km (0.117 R)
• M10: 6,173,156 km (0.109 R)
• M11: 6,516,034 km (0.089 R)
• M12: 6,826,300 km (0.097 R)
• M13: 9,788,189 km (0.101 R)
• M14: 13,225,499 km (0.043 R)
• M15: 13,939,679 km (0.079 R)
• M16: 14,232,442 km (0.093 R)
• M17: 17,389,705 km (0.099 R)
• M18: 20,698,511 km (0.1 R)
• M19: 20,888,500 km (0.109 R)
• M20: 21,954,086 km (0.093 R)
• M21: 23,464,875 km (0.111 R)
• M22: 30,815,815 km (0.051 R)
• M23: 37,980,057 km (0.073 R)
• M24: 49,491,464 km (0.07 R)
• M25: 49,831,200 km (0.117 R)
• M26: 60,762,018 km (0.103 R)
• M27: 69,296,426 km (0.107 R)
• M28: 71,656,632 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 11,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit