🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.64 AU - 0.7 AU

Year: 349 Days

Day: 32.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,781,079 km

• M1: 138,976 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.3

Radius: 8.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.59 AU - 0.81 AU

Year: 372 Days

Day: 12.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,781,079 km

• M1: 106,663 km (0.064 R)
• M2: 446,550 km (0.067 R)
• M3: 786,735 km (0.105 R)
• M4: 1,057,208 km (0.111 R)
• M5: 1,339,499 km (0.081 R)
• M6: 1,692,850 km (0.106 R)
• M7: 2,022,713 km (0.115 R)
• M8: 2,447,272 km (0.095 R)
• M9: 2,775,190 km (0.084 R)
• M10: 3,142,902 km (0.101 R)
• M11: 3,599,325 km (0.12 R)
• M12: 4,225,093 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.9

Radius: 6.4

Gravity: 19.85 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.65 AU - 8.15 AU

Year: 11524 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,781,079 km

• M1: 79,586 km (0.102 R)
• M2: 287,078 km (0.092 R)
• M3: 757,264 km (0.084 R)
• M4: 992,432 km (0.079 R)
• M5: 1,238,072 km (0.076 R)
• M6: 1,553,723 km (0.11 R)
• M7: 2,635,316 km (0.061 R)
• M8: 2,901,002 km (0.106 R)
• M9: 3,591,246 km (0.066 R)
• M10: 3,890,592 km (0.065 R)
• M11: 4,760,055 km (0.118 R)
• M12: 5,644,028 km (0.081 R)
• M13: 9,809,282 km (0.042 R)
• M14: 11,991,167 km (0.118 R)
• M15: 12,722,701 km (0.093 R)
• M16: 13,036,258 km (0.114 R)
• M17: 14,749,901 km (0.03 R)
• M18: 16,832,603 km (0.12 R)
• M19: 19,847,748 km (0.112 R)
• M20: 20,269,614 km (0.113 R)
• M21: 20,525,426 km (0.046 R)
• M22: 25,213,076 km (0.076 R)
• M23: 29,572,208 km (0.104 R)
• M24: 30,791,580 km (0.109 R)
• M25: 32,976,307 km (0.086 R)
• M26: 37,395,279 km (0.055 R)
• M27: 40,281,321 km (0.088 R)
• M28: 40,550,747 km (0.113 R)
• M29: 46,344,373 km (0.117 R)
• M30: 54,784,386 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 12,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit