🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.59 AU

Year: 239 Days

Day: 43.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,373,374 km

• M1: 90,058 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.6

Radius: 13.5

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.69 AU - 0.79 AU

Year: 418 Days

Day: 10.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 12,373,374 km

• M1: 167,849 km (0.112 R)
• M2: 594,951 km (0.118 R)
• M3: 1,140,085 km (0.102 R)
• M4: 1,773,184 km (0.105 R)
• M5: 2,275,384 km (0.085 R)
• M6: 2,892,325 km (0.118 R)
• M7: 3,349,646 km (0.105 R)
• M8: 3,952,675 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 13.1

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.06 AU - 1.54 AU

Year: 972 Days

Day: 7.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 12,373,374 km

• M1: 162,912 km (0.106 R)
• M2: 675,135 km (0.096 R)
• M3: 1,198,877 km (0.069 R)
• M4: 1,640,041 km (0.112 R)
• M5: 2,107,086 km (0.12 R)
• M6: 2,614,522 km (0.08 R)
• M7: 3,119,714 km (0.077 R)
• M8: 3,705,689 km (0.096 R)
• M9: 4,243,643 km (0.053 R)
• M10: 4,908,456 km (0.12 R)
• M11: 5,316,110 km (0.09 R)
• M12: 5,767,596 km (0.113 R)
• M13: 6,379,302 km (0.045 R)
• M14: 7,941,104 km (0.107 R)
• M15: 8,811,614 km (0.103 R)
• M16: 10,582,553 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.3

Radius: 12.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.43 AU - 1.97 AU

Year: 1454 Days

Day: 5.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 12,373,374 km

• M1: 157,975 km (0.104 R)
• M2: 655,239 km (0.098 R)
• M3: 1,648,569 km (0.069 R)
• M4: 2,432,013 km (0.098 R)
• M5: 3,125,997 km (0.037 R)
• M6: 5,290,678 km (0.078 R)
• M7: 5,822,050 km (0.105 R)
• M8: 7,042,021 km (0.091 R)
• M9: 9,454,436 km (0.07 R)
• M10: 10,401,390 km (0.118 R)
• M11: 12,154,827 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 17,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit