🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

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: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.47 AU - 0.77 AU

Year: 320 Days

Day: 40.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,361,072 km

• M1: 430,243 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 13.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.04 AU - 1.14 AU

Year: 747 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 16,361,072 km

• M1: 171,589 km (0.108 R)
• M2: 734,226 km (0.115 R)
• M3: 1,220,120 km (0.064 R)
• M4: 2,261,471 km (0.067 R)
• M5: 3,092,786 km (0.118 R)
• M6: 3,693,272 km (0.117 R)

Asteroid Belt

Center: 1.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.1

Radius: 13.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.26 AU - 3.44 AU

Year: 3156 Days

Day: 6 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,361,072 km

• M1: 165,455 km (0.081 R)
• M2: 658,081 km (0.105 R)
• M3: 1,105,379 km (0.084 R)
• M4: 1,707,809 km (0.118 R)
• M5: 2,226,615 km (0.111 R)
• M6: 2,754,246 km (0.101 R)
• M7: 3,275,146 km (0.114 R)
• M8: 4,767,535 km (0.118 R)
• M9: 5,784,052 km (0.115 R)
• M10: 7,061,019 km (0.111 R)
• M11: 7,912,830 km (0.111 R)
• M12: 8,587,067 km (0.053 R)
• M13: 9,372,905 km (0.101 R)
• M14: 11,760,637 km (0.118 R)
• M15: 12,594,944 km (0.101 R)
• M16: 13,234,475 km (0.093 R)
• M17: 14,479,877 km (0.068 R)
• M18: 16,224,637 km (0.027 R)
• M19: 16,817,942 km (0.108 R)
• M20: 17,481,858 km (0.058 R)
• M21: 19,639,208 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 9

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.99 AU - 3.39 AU

Year: 3738 Days

Day: 13.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,361,072 km

• M1: 111,899 km (0.087 R)
• M2: 461,061 km (0.102 R)
• M3: 744,997 km (0.081 R)
• M4: 1,359,246 km (0.083 R)
• M5: 1,954,197 km (0.078 R)
• M6: 2,490,206 km (0.118 R)
• M7: 3,089,645 km (0.109 R)
• M8: 3,381,809 km (0.069 R)
• M9: 3,674,722 km (0.1 R)
• M10: 5,357,549 km (0.106 R)
• M11: 5,952,350 km (0.088 R)
• M12: 7,793,301 km (0.082 R)
• M13: 8,940,717 km (0.108 R)
• M14: 10,339,457 km (0.068 R)
• M15: 11,223,131 km (0.114 R)
• M16: 12,196,116 km (0.081 R)
• M17: 13,266,489 km (0.108 R)
• M18: 14,131,763 km (0.077 R)
• M19: 15,974,210 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 11,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit