🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.38 AU - 1.6 AU

Year: 651 Days

Day: 43.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.96 AU - 2.22 AU

Year: 1082 Days

Day: 44.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,877,986 km

• M1: 430,094 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.32 AU - 3.98 AU

Year: 2498 Days

Day: 31.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,877,986 km

• M1: 713,133 km (0.075 R)

Asteroid Belt

Center: 7.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.9

Radius: 13.3

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.96 AU - 11.12 AU

Year: 12256 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 106.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,877,986 km

• M1: 166,802 km (0.087 R)
• M2: 620,233 km (0.086 R)
• M3: 1,501,364 km (0.112 R)
• M4: 7,336,280 km (0.109 R)
• M5: 8,140,667 km (0.064 R)
• M6: 8,660,520 km (0.101 R)
• M7: 12,631,296 km (0.112 R)
• M8: 13,655,443 km (0.09 R)
• M9: 15,082,607 km (0.06 R)
• M10: 15,723,933 km (0.071 R)
• M11: 18,152,505 km (0.091 R)
• M12: 23,081,007 km (0.075 R)
• M13: 24,904,605 km (0.052 R)
• M14: 25,499,855 km (0.035 R)
• M15: 26,104,679 km (0.12 R)
• M16: 29,273,162 km (0.115 R)
• M17: 30,950,004 km (0.089 R)
• M18: 33,403,858 km (0.062 R)
• M19: 35,858,909 km (0.111 R)
• M20: 40,169,123 km (0.104 R)
• M21: 42,660,077 km (0.117 R)
• M22: 45,694,221 km (0.046 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 19,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit