🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 9.8

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.68 AU - 0.78 AU

Year: 397 Days

Day: 6.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,951,600 km

• M1: 121,922 km (0.065 R)
• M2: 443,109 km (0.086 R)
• M3: 786,885 km (0.115 R)
• M4: 1,291,329 km (0.061 R)
• M5: 1,668,914 km (0.107 R)
• M6: 2,216,292 km (0.105 R)
• M7: 2,611,530 km (0.096 R)
• M8: 2,933,165 km (0.072 R)
• M9: 3,246,573 km (0.11 R)
• M10: 3,632,236 km (0.113 R)
• M11: 3,954,620 km (0.09 R)
• M12: 4,642,770 km (0.089 R)
• M13: 5,118,042 km (0.074 R)
• M14: 6,005,607 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.6

Radius: 10.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.19 AU - 1.82 AU

Year: 1168 Days

Day: 14.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,951,600 km

• M1: 145,858 km (0.091 R)
• M2: 480,209 km (0.068 R)
• M3: 850,464 km (0.099 R)
• M4: 1,188,555 km (0.102 R)
• M5: 1,524,851 km (0.085 R)
• M6: 1,916,050 km (0.099 R)
• M7: 2,397,455 km (0.103 R)
• M8: 2,774,891 km (0.061 R)
• M9: 3,423,846 km (0.096 R)
• M10: 4,326,071 km (0.08 R)
• M11: 5,967,010 km (0.073 R)
• M12: 7,369,490 km (0.091 R)
• M13: 7,700,401 km (0.104 R)
• M14: 8,391,992 km (0.116 R)
• M15: 9,037,955 km (0.029 R)
• M16: 10,334,221 km (0.1 R)
• M17: 10,749,505 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 12.9

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.76 AU - 2.8 AU

Year: 2947 Days

Day: 9.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,951,600 km

• M1: 160,369 km (0.046 R)
• M2: 585,077 km (0.109 R)
• M3: 1,232,686 km (0.083 R)
• M4: 1,668,166 km (0.098 R)
• M5: 2,086,292 km (0.028 R)
• M6: 2,493,198 km (0.111 R)
• M7: 3,046,261 km (0.056 R)
• M8: 3,471,119 km (0.095 R)
• M9: 4,029,867 km (0.074 R)
• M10: 6,000,371 km (0.083 R)
• M11: 6,461,132 km (0.119 R)
• M12: 7,000,881 km (0.102 R)
• M13: 7,717,904 km (0.092 R)
• M14: 9,131,604 km (0.088 R)
• M15: 12,141,363 km (0.117 R)
• M16: 13,134,543 km (0.074 R)
• M17: 14,406,275 km (0.091 R)
• M18: 16,194,867 km (0.107 R)
• M19: 16,889,749 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.4

Radius: 14.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.44 AU - 3.16 AU

Year: 2979 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,951,600 km

• M1: 181,612 km (0.064 R)
• M2: 708,645 km (0.111 R)
• M3: 1,325,587 km (0.072 R)
• M4: 1,892,712 km (0.108 R)
• M5: 2,976,848 km (0.107 R)
• M6: 3,533,203 km (0.099 R)
• M7: 4,116,485 km (0.081 R)
• M8: 4,929,699 km (0.113 R)
• M9: 6,727,865 km (0.087 R)
• M10: 7,629,192 km (0.056 R)
• M11: 8,645,111 km (0.117 R)
• M12: 10,375,660 km (0.115 R)
• M13: 12,015,551 km (0.095 R)
• M14: 12,553,356 km (0.114 R)
• M15: 14,165,273 km (0.078 R)
• M16: 16,891,844 km (0.108 R)
• M17: 17,397,036 km (0.103 R)
• M18: 18,437,788 km (0.09 R)
• M19: 19,519,680 km (0.033 R)
• M20: 20,327,059 km (0.067 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit