🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.7 AU - 0.74 AU

Year: 261 Days

Day: 23.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,784,133 km

• M1: 31,864 km (0.068 R)
• M2: 91,255 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.95 AU - 1.13 AU

Year: 453 Days

Day: 23.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,784,133 km

• M1: 48,171 km (0.052 R)
• M2: 349,909 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.32 AU - 1.6 AU

Year: 754 Days

Day: 38.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,784,133 km

• M1: 38,147 km (0.083 R)
• M2: 105,915 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.2

Radius: 14.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.03 AU - 10.57 AU

Year: 11160 Days

Day: 10.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,784,133 km

• M1: 184,005 km (0.056 R)
• M2: 719,117 km (0.117 R)
• M3: 2,093,173 km (0.07 R)
• M4: 3,892,387 km (0.076 R)
• M5: 4,464,898 km (0.104 R)
• M6: 5,060,597 km (0.07 R)
• M7: 5,780,761 km (0.105 R)
• M8: 8,498,206 km (0.111 R)
• M9: 11,397,712 km (0.097 R)
• M10: 12,516,405 km (0.096 R)
• M11: 13,259,906 km (0.119 R)
• M12: 14,631,719 km (0.114 R)
• M13: 15,109,535 km (0.098 R)
• M14: 16,168,538 km (0.1 R)
• M15: 16,679,415 km (0.077 R)
• M16: 19,153,763 km (0.032 R)
• M17: 21,250,378 km (0.113 R)
• M18: 28,244,228 km (0.103 R)
• M19: 32,545,765 km (0.049 R)
• M20: 34,190,893 km (0.071 R)
• M21: 34,791,827 km (0.076 R)
• M22: 36,761,882 km (0.069 R)
• M23: 37,519,445 km (0.086 R)
• M24: 40,520,528 km (0.101 R)
• M25: 44,957,601 km (0.038 R)
• M26: 46,849,116 km (0.096 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: 429 - 13,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit