🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.54 AU - 0.74 AU

Year: 331 Days

Day: 29.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,571,995 km

• M1: 332,107 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.6

Radius: 10.4

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.76 AU - 1.08 AU

Year: 570 Days

Day: 12.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,571,995 km

• M1: 130,749 km (0.045 R)
• M2: 472,430 km (0.085 R)
• M3: 881,730 km (0.035 R)
• M4: 1,209,050 km (0.098 R)
• M5: 1,642,585 km (0.087 R)
• M6: 2,392,369 km (0.049 R)
• M7: 2,978,344 km (0.113 R)
• M8: 3,369,094 km (0.086 R)
• M9: 4,150,743 km (0.114 R)
• M10: 5,517,469 km (0.099 R)
• M11: 5,920,485 km (0.091 R)
• M12: 6,382,593 km (0.102 R)
• M13: 7,099,466 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.3

Radius: 14.7

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.97 AU - 0.97 AU

Year: 617 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,571,995 km

• M1: 182,809 km (0.098 R)
• M2: 962,812 km (0.047 R)
• M3: 1,480,271 km (0.065 R)
• M4: 2,497,088 km (0.062 R)
• M5: 2,984,478 km (0.114 R)
• M6: 3,927,243 km (0.051 R)
• M7: 4,468,937 km (0.082 R)
• M8: 4,961,264 km (0.112 R)
• M9: 5,906,274 km (0.086 R)
• M10: 7,414,370 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 8.5

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.45 AU - 4.51 AU

Year: 5127 Days

Day: 10.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,571,995 km

• M1: 105,766 km (0.086 R)
• M2: 395,238 km (0.108 R)
• M3: 1,056,759 km (0.072 R)
• M4: 1,457,233 km (0.106 R)
• M5: 1,812,229 km (0.095 R)
• M6: 2,094,669 km (0.105 R)
• M7: 2,749,609 km (0.06 R)
• M8: 3,200,347 km (0.115 R)
• M9: 3,720,798 km (0.07 R)
• M10: 4,904,566 km (0.07 R)
• M11: 5,404,373 km (0.059 R)
• M12: 6,322,305 km (0.066 R)
• M13: 6,755,092 km (0.098 R)
• M14: 7,373,978 km (0.054 R)
• M15: 8,137,227 km (0.093 R)
• M16: 8,837,943 km (0.062 R)
• M17: 10,025,451 km (0.046 R)
• M18: 10,917,653 km (0.062 R)
• M19: 12,141,363 km (0.111 R)
• M20: 13,403,969 km (0.043 R)
• M21: 13,758,367 km (0.085 R)
• M22: 15,184,184 km (0.101 R)
• M23: 16,881,073 km (0.112 R)
• M24: 20,984,692 km (0.039 R)
• M25: 22,088,126 km (0.1 R)
• M26: 23,085,046 km (0.098 R)
• M27: 24,410,483 km (0.038 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 18,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit