🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 12.2

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.97 AU - 3.07 AU

Year: 2583 Days

Day: 9.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,058,759 km

• M1: 151,842 km (0.115 R)
• M2: 547,229 km (0.103 R)
• M3: 952,340 km (0.065 R)
• M4: 1,389,465 km (0.116 R)
• M5: 1,866,533 km (0.077 R)
• M6: 2,312,484 km (0.119 R)
• M7: 2,909,679 km (0.109 R)
• M8: 3,315,986 km (0.09 R)
• M9: 3,760,442 km (0.067 R)
• M10: 4,286,727 km (0.05 R)
• M11: 5,049,078 km (0.107 R)
• M12: 6,471,454 km (0.095 R)
• M13: 7,109,788 km (0.117 R)
• M14: 9,679,880 km (0.051 R)
• M15: 13,543,694 km (0.094 R)
• M16: 14,347,034 km (0.086 R)
• M17: 15,687,880 km (0.112 R)
• M18: 16,100,770 km (0.117 R)
• M19: 17,881,284 km (0.051 R)
• M20: 19,373,971 km (0.094 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.7

Radius: 5.4

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.57 AU - 7.79 AU

Year: 13742 Days

Day: 22.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,058,759 km

• M1: 71,807 km (0.114 R)
• M2: 253,568 km (0.081 R)
• M3: 431,141 km (0.062 R)
• M4: 908,209 km (0.09 R)
• M5: 1,208,003 km (0.045 R)
• M6: 4,207,141 km (0.099 R)
• M7: 4,454,277 km (0.04 R)
• M8: 5,672,452 km (0.083 R)
• M9: 8,834,203 km (0.036 R)
• M10: 9,517,716 km (0.06 R)
• M11: 10,784,810 km (0.115 R)
• M12: 14,685,574 km (0.058 R)
• M13: 17,190,441 km (0.086 R)
• M14: 23,708,570 km (0.083 R)
• M15: 31,388,176 km (0.076 R)
• M16: 31,805,405 km (0.117 R)
• M17: 33,186,642 km (0.12 R)
• M18: 35,840,957 km (0.072 R)
• M19: 37,103,413 km (0.108 R)
• M20: 37,922,013 km (0.072 R)
• M21: 42,070,362 km (0.114 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751

Radius: 5.6

Gravity: 23.95 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.99 AU - 9.63 AU

Year: 18342 Days

Day: 16.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,058,759 km

• M1: 69,713 km (0.069 R)
• M2: 268,379 km (0.102 R)
• M3: 466,147 km (0.068 R)
• M4: 1,400,386 km (0.118 R)
• M5: 2,107,535 km (0.115 R)
• M6: 2,977,746 km (0.072 R)
• M7: 3,667,541 km (0.094 R)
• M8: 4,629,605 km (0.091 R)
• M9: 5,709,403 km (0.106 R)
• M10: 6,722,330 km (0.119 R)
• M11: 7,702,495 km (0.12 R)
• M12: 9,429,752 km (0.04 R)
• M13: 10,234,888 km (0.088 R)
• M14: 11,591,292 km (0.094 R)
• M15: 14,062,349 km (0.074 R)
• M16: 17,029,474 km (0.082 R)
• M17: 20,016,046 km (0.034 R)
• M18: 23,334,126 km (0.104 R)
• M19: 24,060,125 km (0.071 R)
• M20: 26,439,479 km (0.069 R)
• M21: 29,930,495 km (0.029 R)
• M22: 32,549,056 km (0.12 R)
• M23: 36,687,831 km (0.118 R)
• M24: 39,828,937 km (0.103 R)
• M25: 42,070,512 km (0.089 R)
• M26: 42,375,691 km (0.111 R)
• M27: 48,959,942 km (0.109 R)
• M28: 56,749,803 km (0.069 R)
• M29: 57,684,041 km (0.076 R)
• M30: 65,735,249 km (0.114 R)
• M31: 67,388,904 km (0.067 R)
• M32: 68,016,018 km (0.111 R)
• M33: 69,282,065 km (0.112 R)
• M34: 70,994,512 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 15,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit