🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 12.6

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.5 AU - 0.8 AU

Year: 368 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,363,397 km

• M1: 156,779 km (0.116 R)
• M2: 646,712 km (0.098 R)
• M3: 1,137,243 km (0.078 R)
• M4: 1,788,143 km (0.101 R)
• M5: 2,697,100 km (0.108 R)
• M6: 3,604,860 km (0.07 R)
• M7: 4,010,569 km (0.1 R)
• M8: 4,489,432 km (0.041 R)
• M9: 4,960,665 km (0.119 R)
• M10: 5,513,878 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.6 AU - 0.77 AU

Year: 394 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,363,397 km

• M1: 111,899 km (0.101 R)
• M2: 409,599 km (0.082 R)
• M3: 715,676 km (0.027 R)
• M4: 1,031,627 km (0.09 R)
• M5: 1,470,547 km (0.091 R)
• M6: 1,994,738 km (0.097 R)
• M7: 2,345,096 km (0.063 R)
• M8: 2,745,271 km (0.1 R)
• M9: 3,727,979 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.3

Radius: 11.9

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.7 AU - 1.06 AU

Year: 580 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 26,363,397 km

• M1: 150,346 km (0.082 R)
• M2: 606,769 km (0.105 R)
• M3: 1,181,374 km (0.11 R)
• M4: 1,847,235 km (0.105 R)
• M5: 2,445,476 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.8

Radius: 12.4

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.09 AU - 1.17 AU

Year: 844 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,363,397 km

• M1: 176,825 km (0.084 R)
• M2: 583,880 km (0.03 R)
• M3: 1,275,920 km (0.056 R)
• M4: 1,774,530 km (0.074 R)
• M5: 2,170,067 km (0.067 R)
• M6: 2,832,336 km (0.036 R)
• M7: 3,259,887 km (0.067 R)
• M8: 4,106,910 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 8.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.14 AU - 5.42 AU

Year: 7346 Days

Day: 14.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,363,397 km

• M1: 118,930 km (0.11 R)
• M2: 442,810 km (0.028 R)
• M3: 1,080,097 km (0.071 R)
• M4: 1,366,427 km (0.069 R)
• M5: 1,741,020 km (0.083 R)
• M6: 2,649,378 km (0.042 R)
• M7: 3,161,601 km (0.076 R)
• M8: 4,153,286 km (0.103 R)
• M9: 5,640,737 km (0.098 R)
• M10: 6,397,703 km (0.099 R)
• M11: 10,073,621 km (0.098 R)
• M12: 12,858,685 km (0.101 R)
• M13: 15,670,826 km (0.107 R)
• M14: 18,805,799 km (0.082 R)
• M15: 20,888,500 km (0.101 R)
• M16: 25,199,612 km (0.067 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: 463 - 10,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit