🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.53 AU - 0.85 AU

Year: 202 Days

Day: 13.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.76 AU - 0.92 AU

Year: 272 Days

Day: 22.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.94 AU - 3.56 AU

Year: 2069 Days

Day: 41.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,181,762 km

• M1: 113,844 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.1

Radius: 10.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.15 AU - 7.87 AU

Year: 6554 Days

Day: 8.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,181,762 km

• M1: 155,133 km (0.113 R)
• M2: 581,038 km (0.092 R)
• M3: 1,355,806 km (0.049 R)
• M4: 2,601,357 km (0.113 R)
• M5: 4,999,860 km (0.044 R)
• M6: 5,970,152 km (0.103 R)
• M7: 8,242,244 km (0.057 R)
• M8: 8,717,517 km (0.107 R)
• M9: 9,941,676 km (0.042 R)
• M10: 10,897,457 km (0.085 R)
• M11: 12,676,774 km (0.062 R)
• M12: 17,246,241 km (0.093 R)
• M13: 20,215,908 km (0.073 R)
• M14: 21,154,784 km (0.089 R)
• M15: 23,197,244 km (0.065 R)
• M16: 26,120,835 km (0.071 R)
• M17: 32,590,495 km (0.106 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 19,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit