🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 10

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.83 AU - 1.05 AU

Year: 598 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,320,688 km

• M1: 124,765 km (0.066 R)
• M2: 446,550 km (0.034 R)
• M3: 784,042 km (0.055 R)
• M4: 2,550,943 km (0.105 R)
• M5: 3,240,589 km (0.048 R)
• M6: 3,629,693 km (0.111 R)
• M7: 4,533,863 km (0.082 R)
• M8: 4,872,103 km (0.068 R)
• M9: 5,209,895 km (0.081 R)
• M10: 6,907,831 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.8

Radius: 10.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.33 AU - 1.41 AU

Year: 1052 Days

Day: 5.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,320,688 km

• M1: 130,599 km (0.041 R)
• M2: 598,092 km (0.072 R)
• M3: 986,897 km (0.063 R)
• M4: 1,448,407 km (0.107 R)
• M5: 1,814,772 km (0.105 R)
• M6: 2,614,821 km (0.099 R)
• M7: 3,790,960 km (0.066 R)
• M8: 5,132,254 km (0.066 R)
• M9: 5,953,995 km (0.087 R)
• M10: 6,419,394 km (0.091 R)
• M11: 7,728,376 km (0.077 R)
• M12: 8,807,126 km (0.044 R)
• M13: 9,500,961 km (0.119 R)
• M14: 10,482,323 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 9.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.94 AU - 2.52 AU

Year: 2185 Days

Day: 6.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,320,688 km

• M1: 113,545 km (0.083 R)
• M2: 448,943 km (0.107 R)
• M3: 1,073,066 km (0.079 R)
• M4: 2,255,487 km (0.098 R)
• M5: 3,222,338 km (0.096 R)
• M6: 4,425,404 km (0.086 R)
• M7: 4,963,059 km (0.082 R)
• M8: 5,926,320 km (0.091 R)
• M9: 8,689,542 km (0.091 R)
• M10: 10,145,877 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.2

Radius: 10.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.05 AU - 6.49 AU

Year: 9092 Days

Day: 13.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,320,688 km

• M1: 142,567 km (0.099 R)
• M2: 507,735 km (0.115 R)
• M3: 847,173 km (0.108 R)
• M4: 1,358,349 km (0.09 R)
• M5: 2,251,298 km (0.117 R)
• M6: 2,611,979 km (0.103 R)
• M7: 3,497,598 km (0.08 R)
• M8: 4,113,343 km (0.117 R)
• M9: 4,544,335 km (0.117 R)
• M10: 5,466,007 km (0.115 R)
• M11: 5,954,444 km (0.105 R)
• M12: 8,674,133 km (0.091 R)
• M13: 10,525,257 km (0.103 R)
• M14: 11,334,881 km (0.085 R)
• M15: 13,020,849 km (0.088 R)
• M16: 14,133,408 km (0.116 R)
• M17: 16,347,008 km (0.094 R)
• M18: 18,782,461 km (0.084 R)
• M19: 19,821,119 km (0.106 R)
• M20: 22,093,810 km (0.081 R)
• M21: 24,274,498 km (0.118 R)
• M22: 25,150,244 km (0.031 R)
• M23: 27,714,352 km (0.111 R)
• M24: 39,960,733 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.3

Radius: 6

Gravity: 16.2 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.72 AU - 7.44 AU

Year: 12358 Days

Day: 19.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,320,688 km

• M1: 90,357 km (0.085 R)
• M2: 340,485 km (0.117 R)
• M3: 654,042 km (0.046 R)
• M4: 971,937 km (0.075 R)
• M5: 1,185,114 km (0.056 R)
• M6: 1,499,419 km (0.084 R)
• M7: 2,333,876 km (0.077 R)
• M8: 3,032,947 km (0.08 R)
• M9: 4,085,368 km (0.086 R)
• M10: 7,128,189 km (0.108 R)
• M11: 8,030,264 km (0.108 R)
• M12: 8,485,640 km (0.113 R)
• M13: 9,006,241 km (0.03 R)
• M14: 9,200,867 km (0.111 R)
• M15: 11,644,249 km (0.107 R)
• M16: 13,964,064 km (0.068 R)
• M17: 14,622,294 km (0.107 R)
• M18: 14,959,039 km (0.072 R)
• M19: 15,788,260 km (0.074 R)
• M20: 16,000,390 km (0.091 R)
• M21: 17,163,364 km (0.034 R)
• M22: 20,566,715 km (0.072 R)
• M23: 20,819,685 km (0.113 R)
• M24: 32,160,251 km (0.118 R)
• M25: 33,655,033 km (0.103 R)
• M26: 48,947,825 km (0.117 R)
• M27: 50,156,875 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 13,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit