🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.7

Radius: 11.5

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.58 AU - 2.5 AU

Year: 1976 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,541,422 km

• M1: 143,016 km (0.086 R)
• M2: 607,966 km (0.111 R)
• M3: 1,150,258 km (0.115 R)
• M4: 1,628,822 km (0.109 R)
• M5: 2,781,772 km (0.102 R)
• M6: 3,750,419 km (0.102 R)
• M7: 4,689,893 km (0.117 R)
• M8: 5,730,197 km (0.037 R)
• M9: 6,559,268 km (0.09 R)
• M10: 9,287,185 km (0.089 R)
• M11: 10,997,687 km (0.115 R)
• M12: 12,111,593 km (0.067 R)
• M13: 12,866,314 km (0.104 R)
• M14: 14,655,954 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 9.5

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.01 AU - 2.45 AU

Year: 2259 Days

Day: 9.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,541,422 km

• M1: 118,182 km (0.078 R)
• M2: 417,378 km (0.094 R)
• M3: 794,065 km (0.104 R)
• M4: 1,381,237 km (0.112 R)
• M5: 1,887,028 km (0.031 R)
• M6: 2,719,390 km (0.112 R)
• M7: 5,354,407 km (0.084 R)
• M8: 5,675,444 km (0.1 R)
• M9: 6,858,763 km (0.068 R)
• M10: 8,660,221 km (0.054 R)
• M11: 8,965,700 km (0.11 R)
• M12: 9,384,274 km (0.098 R)
• M13: 9,779,213 km (0.101 R)
• M14: 10,525,856 km (0.067 R)
• M15: 11,230,013 km (0.107 R)
• M16: 12,906,706 km (0.095 R)
• M17: 15,825,959 km (0.099 R)
• M18: 16,129,942 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.6

Radius: 9.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.68 AU - 3.44 AU

Year: 3631 Days

Day: 14.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,541,422 km

• M1: 117,434 km (0.099 R)
• M2: 441,463 km (0.032 R)
• M3: 1,550,732 km (0.037 R)
• M4: 2,202,679 km (0.046 R)
• M5: 2,672,566 km (0.056 R)
• M6: 3,208,276 km (0.042 R)
• M7: 5,081,989 km (0.085 R)
• M8: 6,070,831 km (0.074 R)
• M9: 8,131,392 km (0.111 R)
• M10: 12,188,935 km (0.099 R)
• M11: 12,497,107 km (0.071 R)
• M12: 14,032,879 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 12.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.54 AU - 3.72 AU

Year: 3756 Days

Day: 5.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,541,422 km

• M1: 155,432 km (0.095 R)
• M2: 971,040 km (0.099 R)
• M3: 1,539,960 km (0.073 R)
• M4: 2,010,446 km (0.107 R)
• M5: 4,214,920 km (0.027 R)
• M6: 5,019,757 km (0.069 R)
• M7: 5,838,057 km (0.09 R)
• M8: 6,680,143 km (0.088 R)
• M9: 7,097,821 km (0.087 R)
• M10: 7,774,751 km (0.085 R)
• M11: 8,420,266 km (0.092 R)
• M12: 11,231,808 km (0.096 R)
• M13: 13,830,473 km (0.119 R)
• M14: 15,105,047 km (0.087 R)
• M15: 15,602,759 km (0.091 R)
• M16: 16,283,279 km (0.095 R)
• M17: 17,642,974 km (0.104 R)
• M18: 19,593,731 km (0.119 R)
• M19: 20,053,295 km (0.067 R)
• M20: 21,684,361 km (0.069 R)
• M21: 22,747,553 km (0.098 R)
• M22: 25,440,913 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.4

Radius: 11.3

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.29 AU - 6.47 AU

Year: 8464 Days

Day: 10.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,541,422 km

• M1: 141,071 km (0.048 R)
• M2: 1,838,558 km (0.093 R)
• M3: 2,239,331 km (0.101 R)
• M4: 3,058,977 km (0.058 R)
• M5: 6,044,203 km (0.061 R)
• M6: 7,624,704 km (0.107 R)
• M7: 9,681,525 km (0.067 R)
• M8: 10,488,606 km (0.083 R)
• M9: 11,832,593 km (0.086 R)
• M10: 12,390,892 km (0.102 R)
• M11: 20,172,375 km (0.047 R)
• M12: 21,264,739 km (0.096 R)
• M13: 22,319,404 km (0.041 R)
• M14: 23,567,200 km (0.087 R)
• M15: 24,370,391 km (0.061 R)
• M16: 27,413,361 km (0.058 R)
• M17: 33,133,086 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.1

Radius: 7.9

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.7 AU - 7.84 AU

Year: 13295 Days

Day: 22.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,541,422 km

• M1: 156,629 km (0.036 R)
• M2: 482,453 km (0.113 R)
• M3: 3,863,066 km (0.105 R)
• M4: 4,466,992 km (0.095 R)
• M5: 4,713,081 km (0.084 R)
• M6: 5,033,520 km (0.11 R)
• M7: 5,718,079 km (0.101 R)
• M8: 7,398,063 km (0.057 R)
• M9: 10,047,741 km (0.101 R)
• M10: 10,907,779 km (0.074 R)
• M11: 11,991,765 km (0.108 R)
• M12: 12,529,570 km (0.105 R)
• M13: 17,502,652 km (0.073 R)
• M14: 21,667,008 km (0.107 R)
• M15: 24,975,215 km (0.096 R)
• M16: 25,265,285 km (0.11 R)
• M17: 28,500,190 km (0.066 R)
• M18: 29,998,412 km (0.119 R)
• M19: 30,766,896 km (0.109 R)
• M20: 33,501,695 km (0.05 R)
• M21: 37,394,381 km (0.102 R)
• M22: 38,799,105 km (0.116 R)
• M23: 40,106,591 km (0.077 R)
• M24: 41,985,839 km (0.095 R)
• M25: 43,922,982 km (0.105 R)
• M26: 44,913,619 km (0.072 R)
• M27: 48,273,438 km (0.107 R)
• M28: 51,797,066 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 16,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit