🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.4

Radius: 12

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.01 AU - 2.61 AU

Year: 2423 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,341,085 km

• M1: 149,299 km (0.108 R)
• M2: 403,765 km (0.117 R)
• M3: 671,395 km (0.11 R)
• M4: 1,095,056 km (0.091 R)
• M5: 1,409,212 km (0.12 R)
• M6: 1,666,071 km (0.092 R)
• M7: 3,069,150 km (0.058 R)
• M8: 3,672,029 km (0.112 R)
• M9: 3,897,324 km (0.08 R)
• M10: 6,328,888 km (0.091 R)
• M11: 6,906,634 km (0.117 R)
• M12: 7,534,946 km (0.033 R)
• M13: 8,011,714 km (0.109 R)
• M14: 8,294,604 km (0.088 R)
• M15: 8,688,345 km (0.101 R)
• M16: 11,766,621 km (0.108 R)
• M17: 12,618,132 km (0.071 R)
• M18: 13,833,913 km (0.047 R)
• M19: 14,274,629 km (0.104 R)
• M20: 14,861,202 km (0.088 R)
• M21: 16,179,459 km (0.113 R)
• M22: 16,656,077 km (0.118 R)
• M23: 18,166,118 km (0.052 R)
• M24: 20,065,562 km (0.116 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 6.7

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.03 AU - 7.01 AU

Year: 10195 Days

Day: 18.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,341,085 km

• M1: 83,625 km (0.104 R)
• M2: 281,543 km (0.11 R)
• M3: 630,854 km (0.064 R)
• M4: 854,054 km (0.088 R)
• M5: 1,040,304 km (0.082 R)
• M6: 1,917,845 km (0.1 R)
• M7: 2,310,539 km (0.078 R)
• M8: 2,620,207 km (0.104 R)
• M9: 2,803,165 km (0.113 R)
• M10: 3,344,709 km (0.066 R)
• M11: 3,551,753 km (0.103 R)
• M12: 4,211,030 km (0.056 R)
• M13: 4,736,418 km (0.117 R)
• M14: 5,264,499 km (0.067 R)
• M15: 5,672,003 km (0.093 R)
• M16: 8,622,073 km (0.099 R)
• M17: 9,029,877 km (0.077 R)
• M18: 10,350,826 km (0.113 R)
• M19: 10,552,634 km (0.102 R)
• M20: 11,464,433 km (0.093 R)
• M21: 11,977,853 km (0.1 R)
• M22: 14,523,260 km (0.09 R)
• M23: 14,714,596 km (0.061 R)
• M24: 16,594,293 km (0.083 R)
• M25: 16,798,644 km (0.083 R)
• M26: 18,967,065 km (0.103 R)
• M27: 20,694,322 km (0.096 R)
• M28: 21,383,220 km (0.118 R)
• M29: 21,731,933 km (0.086 R)
• M30: 25,437,622 km (0.106 R)
• M31: 27,367,584 km (0.105 R)
• M32: 28,894,978 km (0.09 R)
• M33: 29,572,058 km (0.115 R)
• M34: 31,369,327 km (0.047 R)
• M35: 32,003,921 km (0.103 R)
• M36: 35,272,036 km (0.116 R)
• M37: 36,095,124 km (0.074 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.6

Radius: 8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.72 AU - 9.53 AU

Year: 14519 Days

Day: 17.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,341,085 km

• M1: 106,065 km (0.101 R)
• M2: 323,131 km (0.11 R)
• M3: 689,048 km (0.088 R)
• M4: 1,651,560 km (0.113 R)
• M5: 1,874,461 km (0.072 R)
• M6: 2,813,936 km (0.065 R)
• M7: 3,394,974 km (0.1 R)
• M8: 3,813,699 km (0.116 R)
• M9: 4,617,338 km (0.07 R)
• M10: 5,289,182 km (0.106 R)
• M11: 6,333,226 km (0.035 R)
• M12: 8,237,308 km (0.09 R)
• M13: 9,377,094 km (0.067 R)
• M14: 10,199,882 km (0.027 R)
• M15: 11,091,485 km (0.07 R)
• M16: 13,841,094 km (0.097 R)
• M17: 14,182,477 km (0.06 R)
• M18: 16,277,894 km (0.092 R)
• M19: 16,524,132 km (0.109 R)
• M20: 18,518,421 km (0.101 R)
• M21: 21,183,657 km (0.108 R)
• M22: 22,801,259 km (0.052 R)
• M23: 24,528,964 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.7

Radius: 7.3

Gravity: 13.39 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.65 AU - 8.21 AU

Year: 15414 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 78,341,085 km

• M1: 134,488 km (0.104 R)
• M2: 505,192 km (0.118 R)
• M3: 845,976 km (0.08 R)
• M4: 1,054,515 km (0.052 R)
• M5: 1,341,893 km (0.074 R)
• M6: 1,853,667 km (0.095 R)
• M7: 2,306,949 km (0.071 R)
• M8: 2,477,790 km (0.106 R)
• M9: 2,838,620 km (0.068 R)
• M10: 6,888,084 km (0.026 R)
• M11: 7,099,466 km (0.115 R)
• M12: 7,314,139 km (0.099 R)
• M13: 8,113,740 km (0.072 R)
• M14: 8,670,094 km (0.105 R)
• M15: 8,955,228 km (0.079 R)
• M16: 11,731,465 km (0.1 R)
• M17: 13,261,253 km (0.09 R)
• M18: 15,071,686 km (0.085 R)
• M19: 16,084,913 km (0.105 R)
• M20: 17,869,914 km (0.118 R)
• M21: 20,834,196 km (0.069 R)
• M22: 22,174,593 km (0.105 R)
• M23: 25,790,523 km (0.104 R)
• M24: 26,529,986 km (0.083 R)
• M25: 27,532,441 km (0.055 R)
• M26: 28,211,017 km (0.082 R)
• M27: 29,593,002 km (0.089 R)
• M28: 30,119,886 km (0.074 R)
• M29: 30,384,973 km (0.108 R)
• M30: 31,097,807 km (0.085 R)
• M31: 31,818,869 km (0.103 R)
• M32: 37,589,457 km (0.09 R)
• M33: 38,083,878 km (0.053 R)
• M34: 38,781,453 km (0.1 R)
• M35: 39,082,294 km (0.062 R)
• M36: 44,375,964 km (0.104 R)
• M37: 45,670,435 km (0.06 R)
• M38: 46,324,776 km (0.087 R)
• M39: 52,772,594 km (0.102 R)
• M40: 53,475,704 km (0.064 R)
• M41: 54,777,056 km (0.089 R)
• M42: 55,373,801 km (0.091 R)
• M43: 59,021,895 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.2

Radius: 3.4

Gravity: 62.73 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.46 AU - 9.6 AU

Year: 20307 Days

Day: 19.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 111.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 78,341,085 km

• M1: 662,419 km (0.05 R)
• M2: 1,576,911 km (0.074 R)
• M3: 2,305,154 km (0.092 R)
• M4: 2,780,276 km (0.114 R)
• M5: 3,971,075 km (0.102 R)
• M6: 4,041,536 km (0.117 R)
• M7: 4,975,176 km (0.045 R)
• M8: 6,718,291 km (0.095 R)
• M9: 7,566,810 km (0.112 R)
• M10: 8,934,583 km (0.089 R)
• M11: 9,965,612 km (0.06 R)
• M12: 11,111,831 km (0.061 R)
• M13: 11,468,023 km (0.074 R)
• M14: 13,268,583 km (0.108 R)
• M15: 14,858,360 km (0.095 R)
• M16: 15,132,124 km (0.105 R)
• M17: 15,547,408 km (0.07 R)
• M18: 16,827,068 km (0.079 R)
• M19: 18,007,245 km (0.098 R)
• M20: 18,536,074 km (0.096 R)
• M21: 20,567,912 km (0.098 R)
• M22: 22,119,541 km (0.12 R)
• M23: 22,789,740 km (0.116 R)
• M24: 24,596,732 km (0.029 R)
• M25: 25,125,710 km (0.074 R)
• M26: 29,753,221 km (0.093 R)
• M27: 30,823,744 km (0.092 R)
• M28: 32,616,525 km (0.115 R)
• M29: 34,667,960 km (0.109 R)
• M30: 36,141,200 km (0.035 R)
• M31: 36,247,714 km (0.117 R)
• M32: 37,320,330 km (0.093 R)
• M33: 44,911,375 km (0.085 R)
• M34: 46,104,568 km (0.096 R)
• M35: 47,070,521 km (0.101 R)
• M36: 47,435,241 km (0.107 R)
• M37: 47,679,235 km (0.107 R)
• M38: 48,169,168 km (0.053 R)
• M39: 48,291,988 km (0.09 R)
• M40: 50,278,947 km (0.117 R)
• M41: 56,879,654 km (0.08 R)
• M42: 58,356,783 km (0.113 R)
• M43: 61,784,369 km (0.098 R)
• M44: 62,341,771 km (0.111 R)
• M45: 68,054,465 km (0.117 R)
• M46: 68,346,779 km (0.11 R)
• M47: 77,248,750 km (0.062 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 17,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit