🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.6

Radius: 14.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.06 AU - 2.88 AU

Year: 2633 Days

Day: 12 Hours

Environment

Temp: -204 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,936,353 km

• M1: 182,809 km (0.073 R)
• M2: 879,486 km (0.042 R)
• M3: 2,420,344 km (0.113 R)
• M4: 3,315,986 km (0.028 R)
• M5: 4,548,972 km (0.091 R)
• M6: 5,865,284 km (0.108 R)
• M7: 6,875,518 km (0.063 R)
• M8: 8,442,406 km (0.071 R)
• M9: 11,660,107 km (0.037 R)
• M10: 13,969,449 km (0.059 R)
• M11: 15,088,142 km (0.051 R)
• M12: 15,916,166 km (0.095 R)
• M13: 17,451,040 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.4

Radius: 14.2

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.54 AU - 4.56 AU

Year: 5528 Days

Day: 8.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,936,353 km

• M1: 185,202 km (0.105 R)
• M2: 699,669 km (0.088 R)
• M3: 1,359,994 km (0.118 R)
• M4: 2,537,180 km (0.114 R)
• M5: 4,170,639 km (0.071 R)
• M6: 6,204,422 km (0.091 R)
• M7: 7,044,414 km (0.114 R)
• M8: 7,598,225 km (0.1 R)
• M9: 8,407,251 km (0.09 R)
• M10: 9,685,714 km (0.109 R)
• M11: 11,745,677 km (0.082 R)
• M12: 13,289,676 km (0.112 R)
• M13: 13,762,406 km (0.12 R)
• M14: 14,741,524 km (0.032 R)
• M15: 18,022,355 km (0.097 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.2

Radius: 7.1

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.91 AU - 8.33 AU

Year: 15694 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,936,353 km

• M1: 88,263 km (0.119 R)
• M2: 326,871 km (0.058 R)
• M3: 661,372 km (0.099 R)
• M4: 1,473,838 km (0.114 R)
• M5: 2,574,879 km (0.082 R)
• M6: 3,049,403 km (0.106 R)
• M7: 3,895,828 km (0.047 R)
• M8: 4,344,322 km (0.083 R)
• M9: 4,733,725 km (0.085 R)
• M10: 5,445,662 km (0.106 R)
• M11: 8,503,592 km (0.09 R)
• M12: 9,552,422 km (0.102 R)
• M13: 10,211,251 km (0.035 R)
• M14: 11,283,569 km (0.119 R)
• M15: 13,587,077 km (0.102 R)
• M16: 14,095,560 km (0.094 R)
• M17: 15,150,674 km (0.067 R)
• M18: 15,422,493 km (0.07 R)
• M19: 15,836,281 km (0.116 R)
• M20: 18,093,264 km (0.047 R)
• M21: 18,322,448 km (0.049 R)
• M22: 18,708,710 km (0.037 R)
• M23: 19,179,345 km (0.11 R)
• M24: 20,308,509 km (0.087 R)
• M25: 20,805,623 km (0.105 R)
• M26: 27,120,897 km (0.105 R)
• M27: 28,644,851 km (0.116 R)
• M28: 31,974,002 km (0.081 R)
• M29: 33,789,073 km (0.106 R)
• M30: 39,260,615 km (0.1 R)
• M31: 40,421,494 km (0.115 R)
• M32: 46,142,865 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.6

Radius: 6.5

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.91 AU - 10.09 AU

Year: 16808 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,936,353 km

• M1: 81,082 km (0.058 R)
• M2: 675,285 km (0.114 R)
• M3: 978,071 km (0.111 R)
• M4: 1,311,525 km (0.106 R)
• M5: 1,736,233 km (0.084 R)
• M6: 2,375,465 km (0.079 R)
• M7: 2,808,850 km (0.093 R)
• M8: 3,685,643 km (0.084 R)
• M9: 4,732,529 km (0.084 R)
• M10: 12,912,989 km (0.058 R)
• M11: 14,244,260 km (0.05 R)
• M12: 20,121,362 km (0.048 R)
• M13: 38,690,348 km (0.057 R)
• M14: 42,330,513 km (0.074 R)
• M15: 43,389,217 km (0.1 R)
• M16: 46,831,464 km (0.045 R)
• M17: 49,779,888 km (0.086 R)
• M18: 50,451,433 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.2

Radius: 3.2

Gravity: 63.89 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.02 AU - 10.04 AU

Year: 21545 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,936,353 km

• M1: 39,943 km (0.096 R)
• M2: 153,338 km (0.064 R)
• M3: 406,308 km (0.032 R)
• M4: 660,026 km (0.108 R)
• M5: 768,634 km (0.111 R)
• M6: 900,878 km (0.119 R)
• M7: 1,087,427 km (0.09 R)
• M8: 1,211,444 km (0.093 R)
• M9: 1,423,125 km (0.092 R)
• M10: 1,712,447 km (0.11 R)
• M11: 1,823,598 km (0.036 R)
• M12: 2,618,711 km (0.065 R)
• M13: 2,741,531 km (0.03 R)
• M14: 4,324,276 km (0.063 R)
• M15: 5,001,506 km (0.112 R)
• M16: 5,829,081 km (0.111 R)
• M17: 6,340,855 km (0.096 R)
• M18: 8,368,206 km (0.119 R)
• M19: 8,963,007 km (0.12 R)
• M20: 10,175,498 km (0.096 R)
• M21: 10,978,689 km (0.113 R)
• M22: 11,169,875 km (0.115 R)
• M23: 11,956,759 km (0.111 R)
• M24: 13,062,437 km (0.047 R)
• M25: 13,205,303 km (0.049 R)
• M26: 14,310,084 km (0.118 R)
• M27: 16,203,394 km (0.119 R)
• M28: 31,931,516 km (0.097 R)
• M29: 32,451,518 km (0.108 R)
• M30: 32,582,267 km (0.097 R)
• M31: 36,391,178 km (0.105 R)
• M32: 38,256,215 km (0.026 R)
• M33: 42,801,297 km (0.103 R)
• M34: 44,392,719 km (0.09 R)
• M35: 46,686,354 km (0.097 R)
• M36: 62,733,119 km (0.033 R)
• M37: 67,303,484 km (0.086 R)
• M38: 72,984,912 km (0.18 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.1

Radius: 7.8

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.38 AU - 11.94 AU

Year: 21965 Days

Day: 15.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,936,353 km

• M1: 96,939 km (0.097 R)
• M2: 402,119 km (0.101 R)
• M3: 681,568 km (0.096 R)
• M4: 1,999,974 km (0.083 R)
• M5: 2,491,403 km (0.103 R)
• M6: 3,061,072 km (0.086 R)
• M7: 5,813,822 km (0.098 R)
• M8: 6,721,732 km (0.109 R)
• M9: 7,044,414 km (0.076 R)
• M10: 8,493,120 km (0.036 R)
• M11: 8,925,458 km (0.078 R)
• M12: 10,250,596 km (0.072 R)
• M13: 19,160,645 km (0.077 R)
• M14: 23,282,066 km (0.072 R)
• M15: 28,794,149 km (0.095 R)
• M16: 41,071,198 km (0.115 R)
• M17: 46,658,678 km (0.096 R)
• M18: 50,769,927 km (0.075 R)
• M19: 55,863,884 km (0.097 R)
• M20: 72,051,570 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 13,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit