🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.3

Radius: 12.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.67 AU - 1.71 AU

Year: 1465 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,698,041 km

• M1: 156,779 km (0.073 R)
• M2: 571,913 km (0.083 R)
• M3: 1,080,845 km (0.101 R)
• M4: 1,961,677 km (0.041 R)
• M5: 2,523,566 km (0.096 R)
• M6: 2,987,320 km (0.063 R)
• M7: 3,628,496 km (0.114 R)
• M8: 4,172,434 km (0.111 R)
• M9: 4,900,377 km (0.115 R)
• M10: 5,485,455 km (0.101 R)
• M11: 7,575,187 km (0.114 R)
• M12: 8,413,384 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.4

Radius: 8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.84 AU - 5.48 AU

Year: 6708 Days

Day: 9 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,698,041 km

• M1: 99,483 km (0.07 R)
• M2: 372,648 km (0.071 R)
• M3: 878,439 km (0.077 R)
• M4: 1,321,248 km (0.111 R)
• M5: 2,166,327 km (0.111 R)
• M6: 2,698,297 km (0.114 R)
• M7: 3,044,317 km (0.086 R)
• M8: 3,582,271 km (0.053 R)
• M9: 4,869,411 km (0.114 R)
• M10: 5,680,082 km (0.077 R)
• M11: 6,689,269 km (0.103 R)
• M12: 7,627,846 km (0.088 R)
• M13: 8,685,054 km (0.097 R)
• M14: 9,477,624 km (0.095 R)
• M15: 9,946,463 km (0.089 R)
• M16: 10,468,560 km (0.109 R)
• M17: 10,930,518 km (0.102 R)
• M18: 13,446,754 km (0.055 R)
• M19: 16,071,150 km (0.066 R)
• M20: 17,157,380 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 11.5

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.6 AU - 5.44 AU

Year: 7500 Days

Day: 7.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,698,041 km

• M1: 144,212 km (0.12 R)
• M2: 705,354 km (0.105 R)
• M3: 1,378,694 km (0.118 R)
• M4: 1,842,896 km (0.114 R)
• M5: 2,612,428 km (0.113 R)
• M6: 4,313,206 km (0.088 R)
• M7: 4,842,034 km (0.106 R)
• M8: 5,289,781 km (0.025 R)
• M9: 14,398,645 km (0.077 R)
• M10: 17,033,214 km (0.08 R)
• M11: 18,500,170 km (0.116 R)
• M12: 25,216,067 km (0.117 R)
• M13: 26,474,036 km (0.119 R)
• M14: 36,362,605 km (0.079 R)
• M15: 37,967,042 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.8

Radius: 9.6

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.13 AU - 6.03 AU

Year: 7635 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,698,041 km

• M1: 119,379 km (0.104 R)
• M2: 629,807 km (0.07 R)
• M3: 1,039,406 km (0.036 R)
• M4: 2,047,396 km (0.117 R)
• M5: 2,434,257 km (0.097 R)
• M6: 3,267,965 km (0.072 R)
• M7: 3,872,790 km (0.111 R)
• M8: 4,550,468 km (0.069 R)
• M9: 5,035,016 km (0.074 R)
• M10: 8,114,189 km (0.118 R)
• M11: 9,582,791 km (0.106 R)
• M12: 12,213,769 km (0.082 R)
• M13: 12,594,046 km (0.09 R)
• M14: 13,782,153 km (0.074 R)
• M15: 19,730,014 km (0.079 R)
• M16: 22,201,222 km (0.106 R)
• M17: 22,768,048 km (0.113 R)
• M18: 23,511,101 km (0.102 R)
• M19: 24,270,160 km (0.107 R)
• M20: 28,501,835 km (0.112 R)
• M21: 33,201,153 km (0.025 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.4

Radius: 3.2

Gravity: 92.03 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.68 AU - 9.08 AU

Year: 13369 Days

Day: 18.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,698,041 km

• M1: 41,588 km (0.119 R)
• M2: 262,395 km (0.102 R)
• M3: 436,078 km (0.102 R)
• M4: 1,838,408 km (0.072 R)
• M5: 2,022,563 km (0.116 R)
• M6: 2,448,917 km (0.058 R)
• M7: 2,694,856 km (0.058 R)
• M8: 3,006,468 km (0.037 R)
• M9: 3,395,273 km (0.117 R)
• M10: 3,587,656 km (0.112 R)
• M11: 4,762,149 km (0.084 R)
• M12: 5,737,527 km (0.041 R)
• M13: 6,251,695 km (0.079 R)
• M14: 7,740,343 km (0.11 R)
• M15: 11,639,911 km (0.065 R)
• M16: 12,267,923 km (0.062 R)
• M17: 14,788,348 km (0.08 R)
• M18: 15,079,914 km (0.07 R)
• M19: 15,301,020 km (0.097 R)
• M20: 15,599,318 km (0.09 R)
• M21: 24,274,050 km (0.1 R)
• M22: 25,400,222 km (0.107 R)
• M23: 26,668,064 km (0.078 R)
• M24: 31,078,958 km (0.075 R)
• M25: 31,317,417 km (0.103 R)
• M26: 32,650,782 km (0.12 R)
• M27: 35,820,911 km (0.057 R)
• M28: 36,743,930 km (0.062 R)
• M29: 41,166,043 km (0.044 R)
• M30: 43,653,407 km (0.112 R)
• M31: 45,929,837 km (0.087 R)
• M32: 47,018,760 km (0.115 R)
• M33: 50,388,452 km (0.049 R)
• M34: 50,882,574 km (0.085 R)
• M35: 52,048,091 km (0.111 R)
• M36: 53,061,168 km (0.111 R)
• M37: 57,963,341 km (0.082 R)
• M38: 61,643,897 km (0.056 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 12,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit