🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.9

Radius: 10.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.38 AU - 2.06 AU

Year: 1480 Days

Day: 6.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,994,968 km

• M1: 137,181 km (0.037 R)
• M2: 1,345,483 km (0.086 R)
• M3: 2,854,178 km (0.052 R)
• M4: 3,578,979 km (0.066 R)
• M5: 5,118,342 km (0.116 R)
• M6: 5,801,854 km (0.104 R)
• M7: 6,187,817 km (0.087 R)
• M8: 6,892,722 km (0.089 R)
• M9: 7,499,491 km (0.103 R)
• M10: 8,062,577 km (0.096 R)
• M11: 8,681,314 km (0.075 R)
• M12: 9,862,389 km (0.12 R)
• M13: 10,696,846 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.1

Radius: 12.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.4 AU - 2.32 AU

Year: 1664 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 141.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,994,968 km

• M1: 155,432 km (0.104 R)
• M2: 663,467 km (0.062 R)
• M3: 1,096,253 km (0.107 R)
• M4: 1,840,054 km (0.114 R)
• M5: 2,303,059 km (0.11 R)
• M6: 2,776,836 km (0.067 R)
• M7: 3,407,092 km (0.109 R)
• M8: 5,664,374 km (0.065 R)
• M9: 6,416,701 km (0.11 R)
• M10: 8,120,621 km (0.064 R)
• M11: 8,721,406 km (0.105 R)
• M12: 9,915,646 km (0.094 R)
• M13: 10,337,213 km (0.107 R)
• M14: 11,602,811 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 14.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.11 AU - 4.35 AU

Year: 5707 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,994,968 km

• M1: 190,288 km (0.084 R)
• M2: 892,501 km (0.069 R)
• M3: 1,480,720 km (0.069 R)
• M4: 2,213,151 km (0.119 R)
• M5: 3,368,944 km (0.104 R)
• M6: 4,757,811 km (0.103 R)
• M7: 5,690,254 km (0.052 R)
• M8: 6,672,065 km (0.112 R)
• M9: 7,574,140 km (0.118 R)
• M10: 9,056,805 km (0.079 R)
• M11: 10,677,997 km (0.111 R)
• M12: 11,457,701 km (0.119 R)
• M13: 13,131,103 km (0.113 R)
• M14: 14,026,446 km (0.069 R)
• M15: 14,724,470 km (0.099 R)
• M16: 16,127,099 km (0.107 R)
• M17: 17,818,154 km (0.098 R)
• M18: 19,268,056 km (0.086 R)
• M19: 21,780,403 km (0.099 R)
• M20: 22,559,209 km (0.099 R)
• M21: 24,671,082 km (0.037 R)
• M22: 25,947,900 km (0.096 R)
• M23: 26,823,347 km (0.111 R)
• M24: 28,540,731 km (0.043 R)
• M25: 29,567,870 km (0.083 R)
• M26: 35,396,352 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.6

Radius: 12.7

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.61 AU - 7.11 AU

Year: 9306 Days

Day: 8.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,994,968 km

• M1: 157,975 km (0.066 R)
• M2: 737,518 km (0.112 R)
• M3: 1,885,980 km (0.073 R)
• M4: 2,676,007 km (0.101 R)
• M5: 5,432,497 km (0.108 R)
• M6: 6,694,954 km (0.066 R)
• M7: 7,814,394 km (0.077 R)
• M8: 9,936,291 km (0.054 R)
• M9: 11,027,308 km (0.082 R)
• M10: 13,623,878 km (0.101 R)
• M11: 14,718,486 km (0.084 R)
• M12: 16,944,801 km (0.073 R)
• M13: 17,429,648 km (0.12 R)
• M14: 17,995,128 km (0.101 R)
• M15: 19,765,319 km (0.105 R)
• M16: 20,929,041 km (0.04 R)
• M17: 21,811,070 km (0.115 R)
• M18: 24,606,456 km (0.1 R)
• M19: 25,770,477 km (0.105 R)
• M20: 28,889,892 km (0.112 R)
• M21: 31,622,895 km (0.086 R)
• M22: 36,899,811 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.5

Radius: 5.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.64 AU - 10.52 AU

Year: 16487 Days

Day: 16.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,994,968 km

• M1: 72,256 km (0.111 R)
• M2: 606,619 km (0.087 R)
• M3: 906,413 km (0.116 R)
• M4: 2,546,605 km (0.079 R)
• M5: 2,729,114 km (0.109 R)
• M6: 3,776,897 km (0.083 R)
• M7: 6,008,150 km (0.12 R)
• M8: 6,259,923 km (0.107 R)
• M9: 7,419,755 km (0.114 R)
• M10: 7,709,825 km (0.087 R)
• M11: 12,315,046 km (0.025 R)
• M12: 13,379,136 km (0.049 R)
• M13: 13,685,213 km (0.112 R)
• M14: 17,805,887 km (0.032 R)
• M15: 19,009,401 km (0.081 R)
• M16: 21,493,923 km (0.085 R)
• M17: 25,194,077 km (0.076 R)
• M18: 29,813,659 km (0.069 R)
• M19: 33,824,827 km (0.118 R)
• M20: 41,456,861 km (0.105 R)
• M21: 44,914,966 km (0.117 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: 425 - 17,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit