🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 11.3

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.37 AU - 3.79 AU

Year: 4517 Days

Day: 9.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,418,000 km

• M1: 140,622 km (0.061 R)
• M2: 427,551 km (0.096 R)
• M3: 914,492 km (0.098 R)
• M4: 1,182,272 km (0.076 R)
• M5: 1,583,344 km (0.083 R)
• M6: 2,424,533 km (0.12 R)
• M7: 3,176,860 km (0.065 R)
• M8: 3,794,999 km (0.118 R)
• M9: 5,177,882 km (0.071 R)
• M10: 6,840,213 km (0.058 R)
• M11: 8,673,385 km (0.109 R)
• M12: 9,140,729 km (0.063 R)
• M13: 11,703,490 km (0.058 R)
• M14: 12,762,045 km (0.112 R)
• M15: 14,888,279 km (0.096 R)
• M16: 15,545,164 km (0.034 R)
• M17: 17,086,919 km (0.067 R)
• M18: 18,556,868 km (0.03 R)
• M19: 21,107,960 km (0.036 R)
• M20: 22,153,500 km (0.072 R)
• M21: 26,706,511 km (0.034 R)
• M22: 27,173,556 km (0.116 R)
• M23: 28,779,938 km (0.053 R)
• M24: 30,184,961 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.2

Radius: 13.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.29 AU - 4.59 AU

Year: 5215 Days

Day: 12.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,418,000 km

• M1: 173,534 km (0.119 R)
• M2: 571,015 km (0.116 R)
• M3: 1,040,902 km (0.118 R)
• M4: 1,447,210 km (0.105 R)
• M5: 2,981,934 km (0.055 R)
• M6: 5,337,203 km (0.114 R)
• M7: 6,055,123 km (0.027 R)
• M8: 6,419,245 km (0.103 R)
• M9: 6,998,787 km (0.085 R)
• M10: 7,337,776 km (0.062 R)
• M11: 8,012,612 km (0.108 R)
• M12: 8,432,234 km (0.116 R)
• M13: 10,502,967 km (0.045 R)
• M14: 11,475,503 km (0.107 R)
• M15: 12,840,135 km (0.114 R)
• M16: 14,171,705 km (0.118 R)
• M17: 14,468,358 km (0.12 R)
• M18: 15,223,678 km (0.115 R)
• M19: 15,608,593 km (0.075 R)
• M20: 15,959,101 km (0.065 R)
• M21: 16,353,291 km (0.107 R)
• M22: 17,729,741 km (0.073 R)
• M23: 18,565,694 km (0.095 R)
• M24: 19,076,571 km (0.107 R)
• M25: 19,594,479 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 14.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.53 AU - 5.83 AU

Year: 9027 Days

Day: 9.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,418,000 km

• M1: 182,659 km (0.095 R)
• M2: 702,512 km (0.085 R)
• M3: 1,986,510 km (0.106 R)
• M4: 2,383,692 km (0.111 R)
• M5: 3,936,219 km (0.111 R)
• M6: 4,984,302 km (0.101 R)
• M7: 5,419,781 km (0.083 R)
• M8: 6,320,809 km (0.105 R)
• M9: 6,784,114 km (0.103 R)
• M10: 7,437,857 km (0.112 R)
• M11: 7,820,977 km (0.04 R)
• M12: 8,336,940 km (0.079 R)
• M13: 9,817,360 km (0.117 R)
• M14: 10,361,149 km (0.032 R)
• M15: 11,205,030 km (0.105 R)
• M16: 11,530,106 km (0.096 R)
• M17: 12,800,641 km (0.089 R)
• M18: 16,056,339 km (0.053 R)
• M19: 18,464,865 km (0.105 R)
• M20: 21,689,597 km (0.052 R)
• M21: 23,791,896 km (0.103 R)
• M22: 29,272,563 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.4

Radius: 3.4

Gravity: 84.98 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.7 AU - 8.06 AU

Year: 12034 Days

Day: 20.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 50,418,000 km

• M1: 42,785 km (0.109 R)
• M2: 183,108 km (0.096 R)
• M3: 284,834 km (0.073 R)
• M4: 593,904 km (0.086 R)
• M5: 822,639 km (0.095 R)
• M6: 1,327,232 km (0.079 R)
• M7: 1,913,955 km (0.046 R)
• M8: 2,179,342 km (0.063 R)
• M9: 2,248,456 km (0.032 R)
• M10: 2,535,983 km (0.105 R)
• M11: 3,000,185 km (0.073 R)
• M12: 3,770,764 km (0.094 R)
• M13: 4,016,254 km (0.098 R)
• M14: 4,110,201 km (0.119 R)
• M15: 5,727,354 km (0.11 R)
• M16: 5,877,551 km (0.104 R)
• M17: 7,744,233 km (0.086 R)
• M18: 8,454,075 km (0.086 R)
• M19: 11,029,103 km (0.08 R)
• M20: 12,638,926 km (0.082 R)
• M21: 12,861,827 km (0.116 R)
• M22: 13,086,672 km (0.057 R)
• M23: 13,370,609 km (0.107 R)
• M24: 16,822,729 km (0.107 R)
• M25: 17,863,183 km (0.063 R)
• M26: 19,344,800 km (0.069 R)
• M27: 21,028,524 km (0.09 R)
• M28: 22,708,358 km (0.104 R)
• M29: 23,686,280 km (0.113 R)
• M30: 28,802,228 km (0.081 R)
• M31: 30,590,072 km (0.095 R)
• M32: 32,699,252 km (0.107 R)
• M33: 37,033,551 km (0.11 R)
• M34: 41,436,516 km (0.082 R)
• M35: 42,448,545 km (0.071 R)
• M36: 43,989,553 km (0.081 R)
• M37: 44,509,406 km (0.078 R)
• M38: 44,718,095 km (0.1 R)
• M39: 48,016,578 km (0.101 R)
• M40: 50,761,998 km (0.096 R)
• M41: 52,107,033 km (0.05 R)
• M42: 53,698,455 km (0.058 R)
• M43: 54,387,802 km (0.119 R)
• M44: 55,779,810 km (0.082 R)
• M45: 56,482,322 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.3

Radius: 4.3

Gravity: 26.19 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.79 AU - 8.57 AU

Year: 12830 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 50,418,000 km

• M1: 71,657 km (0.072 R)
• M2: 217,067 km (0.07 R)
• M3: 685,308 km (0.115 R)
• M4: 1,613,563 km (0.062 R)
• M5: 2,170,067 km (0.098 R)
• M6: 2,295,729 km (0.087 R)
• M7: 2,717,745 km (0.101 R)
• M8: 3,076,630 km (0.053 R)
• M9: 3,277,241 km (0.09 R)
• M10: 4,347,763 km (0.049 R)
• M11: 4,466,244 km (0.095 R)
• M12: 4,924,762 km (0.085 R)
• M13: 5,146,466 km (0.047 R)
• M14: 5,275,419 km (0.117 R)
• M15: 6,187,966 km (0.107 R)
• M16: 7,364,404 km (0.051 R)
• M17: 8,071,553 km (0.101 R)
• M18: 8,685,802 km (0.099 R)
• M19: 8,811,315 km (0.025 R)
• M20: 9,022,547 km (0.066 R)
• M21: 9,409,257 km (0.11 R)
• M22: 9,848,477 km (0.108 R)
• M23: 10,990,507 km (0.115 R)
• M24: 12,195,368 km (0.084 R)
• M25: 13,411,449 km (0.077 R)
• M26: 15,904,198 km (0.097 R)
• M27: 17,883,827 km (0.097 R)
• M28: 22,527,345 km (0.106 R)
• M29: 23,273,539 km (0.098 R)
• M30: 23,823,910 km (0.098 R)
• M31: 25,513,767 km (0.076 R)
• M32: 26,017,613 km (0.097 R)
• M33: 26,234,979 km (0.091 R)
• M34: 27,633,120 km (0.079 R)
• M35: 27,857,218 km (0.106 R)
• M36: 28,838,580 km (0.11 R)
• M37: 30,225,651 km (0.096 R)
• M38: 31,010,292 km (0.075 R)
• M39: 32,853,338 km (0.113 R)
• M40: 38,174,385 km (0.115 R)
• M41: 40,848,746 km (0.068 R)
• M42: 41,577,287 km (0.095 R)
• M43: 43,053,519 km (0.081 R)
• M44: 46,276,157 km (0.081 R)
• M45: 46,566,227 km (0.094 R)
• M46: 49,715,412 km (0.064 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 18,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit