🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.52 AU - 0.72 AU

Year: 315 Days

Day: 29.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,970,006 km

• M1: 42,785 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.5 AU - 0.8 AU

Year: 338 Days

Day: 40 Hours

Environment

Temp: -126 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 9.2

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.53 AU - 3.49 AU

Year: 3372 Days

Day: 12.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,970,006 km

• M1: 116,238 km (0.065 R)
• M2: 665,561 km (0.114 R)
• M3: 1,065,137 km (0.065 R)
• M4: 1,503,159 km (0.108 R)
• M5: 2,421,541 km (0.057 R)
• M6: 3,187,033 km (0.115 R)
• M7: 3,675,320 km (0.069 R)
• M8: 4,234,368 km (0.062 R)
• M9: 5,367,422 km (0.028 R)
• M10: 5,679,932 km (0.1 R)
• M11: 6,313,030 km (0.043 R)
• M12: 6,691,214 km (0.098 R)
• M13: 7,023,022 km (0.094 R)
• M14: 7,557,535 km (0.089 R)
• M15: 7,917,617 km (0.112 R)
• M16: 8,461,854 km (0.062 R)
• M17: 8,886,114 km (0.11 R)
• M18: 9,970,548 km (0.1 R)
• M19: 13,560,000 km (0.114 R)
• M20: 14,289,738 km (0.106 R)
• M21: 14,841,306 km (0.077 R)
• M22: 16,472,371 km (0.083 R)
• M23: 16,911,890 km (0.094 R)
• M24: 17,359,337 km (0.068 R)
• M25: 18,219,525 km (0.057 R)
• M26: 18,808,641 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.1

Radius: 8.8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.47 AU - 3.71 AU

Year: 4392 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,970,006 km

• M1: 109,506 km (0.064 R)
• M2: 399,726 km (0.119 R)
• M3: 820,245 km (0.078 R)
• M4: 1,123,779 km (0.035 R)
• M5: 1,449,903 km (0.057 R)
• M6: 1,928,167 km (0.119 R)
• M7: 2,882,302 km (0.088 R)
• M8: 3,255,998 km (0.1 R)
• M9: 4,458,914 km (0.096 R)
• M10: 5,605,582 km (0.118 R)
• M11: 6,190,061 km (0.101 R)
• M12: 7,981,944 km (0.117 R)
• M13: 9,202,214 km (0.117 R)
• M14: 11,740,142 km (0.081 R)
• M15: 12,978,662 km (0.051 R)
• M16: 14,505,758 km (0.083 R)
• M17: 15,445,531 km (0.036 R)
• M18: 17,330,465 km (0.028 R)
• M19: 17,854,057 km (0.053 R)
• M20: 19,864,503 km (0.041 R)
• M21: 22,089,023 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 11,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit