🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.72 AU - 0.9 AU

Year: 260 Days

Day: 23.1 Hours

Environment

Temp: 111 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.4 AU - 1.72 AU

Year: 695 Days

Day: 29.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 89.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,160,024 km

• M1: 258,056 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.13 AU - 3.07 AU

Year: 1494 Days

Day: 43.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.6

Radius: 7.8

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 12.92 AU - 16.44 AU

Year: 20049 Days

Day: 24.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,160,024 km

• M1: 108,309 km (0.078 R)
• M2: 940,522 km (0.1 R)
• M3: 1,839,306 km (0.043 R)
• M4: 2,451,909 km (0.084 R)
• M5: 2,956,652 km (0.082 R)
• M6: 4,784,738 km (0.092 R)
• M7: 6,709,764 km (0.11 R)
• M8: 7,994,061 km (0.053 R)
• M9: 15,481,734 km (0.047 R)
• M10: 18,489,399 km (0.092 R)
• M11: 20,318,233 km (0.086 R)
• M12: 31,675,404 km (0.083 R)
• M13: 34,417,982 km (0.115 R)
• M14: 35,366,283 km (0.09 R)
• M15: 36,471,213 km (0.088 R)
• M16: 39,334,067 km (0.09 R)
• M17: 43,275,223 km (0.076 R)
• M18: 51,403,474 km (0.086 R)
• M19: 56,663,335 km (0.111 R)
• M20: 60,884,987 km (0.105 R)
• M21: 71,467,989 km (0.087 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 13,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit