🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.85 AU - 1.15 AU

Year: 363 Days

Day: 38.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.14 AU - 1.42 AU

Year: 526 Days

Day: 38.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,150,825 km

• M1: 983,307 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.39 AU - 1.47 AU

Year: 621 Days

Day: 30.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 9.6

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.17 AU - 7.31 AU

Year: 6359 Days

Day: 5.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,150,825 km

• M1: 125,961 km (0.105 R)
• M2: 433,834 km (0.079 R)
• M3: 808,576 km (0.043 R)
• M4: 1,265,897 km (0.082 R)
• M5: 1,832,724 km (0.097 R)
• M6: 2,709,217 km (0.076 R)
• M7: 3,295,491 km (0.067 R)
• M8: 3,607,553 km (0.071 R)
• M9: 4,720,561 km (0.074 R)
• M10: 5,416,939 km (0.055 R)
• M11: 6,727,715 km (0.076 R)
• M12: 8,817,448 km (0.092 R)
• M13: 9,334,907 km (0.062 R)
• M14: 9,646,071 km (0.058 R)
• M15: 13,712,141 km (0.117 R)
• M16: 15,125,392 km (0.06 R)
• M17: 16,828,564 km (0.058 R)
• M18: 17,964,460 km (0.106 R)
• M19: 18,866,984 km (0.117 R)
• M20: 19,872,432 km (0.091 R)
• M21: 20,612,193 km (0.035 R)
• M22: 23,673,414 km (0.076 R)
• M23: 25,614,297 km (0.097 R)
• M24: 33,812,560 km (0.081 R)
• M25: 35,294,177 km (0.063 R)
• M26: 36,929,132 km (0.089 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 19,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit