🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.12 AU - 1.18 AU

Year: 467 Days

Day: 42.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.4 AU - 1.88 AU

Year: 795 Days

Day: 24.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.69 AU - 3.95 AU

Year: 2291 Days

Day: 32.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,206,957 km

• M1: 66,870 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 13.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.27 AU - 13.41 AU

Year: 13517 Days

Day: 9.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,206,957 km

• M1: 169,644 km (0.063 R)
• M2: 616,792 km (0.101 R)
• M3: 1,729,501 km (0.098 R)
• M4: 5,565,639 km (0.083 R)
• M5: 6,178,691 km (0.091 R)
• M6: 8,378,827 km (0.097 R)
• M7: 9,703,965 km (0.095 R)
• M8: 11,484,479 km (0.057 R)
• M9: 17,761,755 km (0.046 R)
• M10: 23,927,282 km (0.093 R)
• M11: 26,673,001 km (0.052 R)
• M12: 28,715,910 km (0.087 R)
• M13: 29,217,362 km (0.092 R)
• M14: 30,756,574 km (0.051 R)
• M15: 32,457,502 km (0.05 R)
• M16: 34,445,059 km (0.056 R)
• M17: 35,354,016 km (0.091 R)
• M18: 39,519,718 km (0.057 R)
• M19: 40,515,891 km (0.101 R)
• M20: 42,558,350 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 13,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit