🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.46 AU - 0.64 AU

Year: 149 Days

Day: 45.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,055,288 km

• M1: 43,084 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.7 AU - 2.12 AU

Year: 964 Days

Day: 44.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.07 AU - 3.09 AU

Year: 1974 Days

Day: 22.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,055,288 km

• M1: 304,282 km (0.112 R)
• M2: 1,900,192 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.8

Radius: 12.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.53 AU - 5.81 AU

Year: 4294 Days

Day: 11.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,055,288 km

• M1: 175,927 km (0.097 R)
• M2: 741,856 km (0.119 R)
• M3: 1,297,163 km (0.115 R)
• M4: 1,812,079 km (0.094 R)
• M5: 3,231,763 km (0.03 R)
• M6: 3,811,006 km (0.059 R)
• M7: 4,254,863 km (0.058 R)
• M8: 4,711,884 km (0.091 R)
• M9: 5,132,853 km (0.11 R)
• M10: 6,231,798 km (0.1 R)
• M11: 8,859,336 km (0.095 R)
• M12: 10,622,646 km (0.119 R)
• M13: 11,389,933 km (0.109 R)
• M14: 11,867,749 km (0.096 R)
• M15: 15,355,773 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.4

Radius: 13.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.84 AU - 12.08 AU

Year: 13253 Days

Day: 10.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,055,288 km

• M1: 188,344 km (0.036 R)
• M2: 627,114 km (0.1 R)
• M3: 1,152,801 km (0.111 R)
• M4: 1,783,655 km (0.1 R)
• M5: 3,136,319 km (0.096 R)
• M6: 3,735,010 km (0.106 R)
• M7: 6,456,046 km (0.094 R)
• M8: 7,689,181 km (0.04 R)
• M9: 8,122,117 km (0.116 R)
• M10: 12,881,424 km (0.083 R)
• M11: 14,930,915 km (0.087 R)
• M12: 16,467,584 km (0.096 R)
• M13: 17,189,693 km (0.05 R)
• M14: 19,178,447 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 11,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit