🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.3

Radius: 14

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.91 AU - 0.93 AU

Year: 620 Days

Day: 5.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,434,218 km

• M1: 174,282 km (0.12 R)
• M2: 671,395 km (0.104 R)
• M3: 1,148,164 km (0.111 R)
• M4: 1,619,995 km (0.113 R)
• M5: 2,196,845 km (0.117 R)
• M6: 2,635,765 km (0.12 R)
• M7: 3,747,127 km (0.074 R)
• M8: 4,424,955 km (0.079 R)
• M9: 5,118,491 km (0.071 R)
• M10: 5,812,476 km (0.103 R)
• M11: 6,454,101 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.31 AU - 1.51 AU

Year: 1177 Days

Day: 12 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,434,218 km

• M1: 112,198 km (0.096 R)
• M2: 399,726 km (0.096 R)
• M3: 742,604 km (0.073 R)
• M4: 1,067,530 km (0.111 R)
• M5: 1,488,200 km (0.11 R)
• M6: 1,874,013 km (0.101 R)
• M7: 2,402,691 km (0.096 R)
• M8: 2,812,290 km (0.093 R)
• M9: 3,682,202 km (0.091 R)
• M10: 4,195,921 km (0.063 R)
• M11: 4,633,794 km (0.095 R)
• M12: 7,131,779 km (0.114 R)
• M13: 7,560,527 km (0.072 R)
• M14: 7,855,683 km (0.045 R)
• M15: 8,548,471 km (0.099 R)
• M16: 9,337,151 km (0.051 R)
• M17: 9,620,190 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.1

Radius: 13.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.68 AU - 2.32 AU

Year: 1988 Days

Day: 8.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,434,218 km

• M1: 172,935 km (0.119 R)
• M2: 676,631 km (0.06 R)
• M3: 1,329,476 km (0.097 R)
• M4: 2,082,851 km (0.067 R)
• M5: 3,838,831 km (0.075 R)
• M6: 4,906,212 km (0.077 R)
• M7: 7,024,218 km (0.117 R)
• M8: 8,396,031 km (0.069 R)
• M9: 9,218,670 km (0.116 R)
• M10: 10,959,091 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331

Radius: 9.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.46 AU - 5.62 AU

Year: 7953 Days

Day: 9.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,434,218 km

• M1: 123,119 km (0.08 R)
• M2: 479,760 km (0.075 R)
• M3: 1,128,417 km (0.11 R)
• M4: 1,574,368 km (0.048 R)
• M5: 2,150,918 km (0.037 R)
• M6: 2,574,879 km (0.119 R)
• M7: 3,172,971 km (0.112 R)
• M8: 3,526,919 km (0.047 R)
• M9: 5,503,855 km (0.083 R)
• M10: 6,079,957 km (0.091 R)
• M11: 6,431,512 km (0.112 R)
• M12: 7,070,893 km (0.072 R)
• M13: 7,900,862 km (0.113 R)
• M14: 8,834,801 km (0.053 R)
• M15: 10,598,112 km (0.109 R)
• M16: 11,586,953 km (0.096 R)
• M17: 12,178,912 km (0.093 R)
• M18: 12,584,622 km (0.076 R)
• M19: 14,298,714 km (0.083 R)
• M20: 15,742,334 km (0.115 R)
• M21: 16,902,615 km (0.094 R)
• M22: 20,439,707 km (0.103 R)
• M23: 23,493,598 km (0.069 R)
• M24: 26,499,617 km (0.078 R)
• M25: 27,701,038 km (0.11 R)
• M26: 28,138,761 km (0.039 R)
• M27: 28,759,293 km (0.078 R)
• M28: 29,570,562 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.8

Radius: 3.2

Gravity: 32.7 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.08 AU - 10.16 AU

Year: 17790 Days

Day: 15.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,434,218 km

• M1: 40,840 km (0.101 R)
• M2: 362,924 km (0.116 R)
• M3: 582,684 km (0.08 R)
• M4: 1,154,596 km (0.073 R)
• M5: 1,295,368 km (0.1 R)
• M6: 1,580,801 km (0.11 R)
• M7: 2,294,831 km (0.073 R)
• M8: 2,733,452 km (0.093 R)
• M9: 3,611,741 km (0.077 R)
• M10: 3,746,978 km (0.113 R)
• M11: 4,444,104 km (0.074 R)
• M12: 4,726,395 km (0.104 R)
• M13: 4,987,294 km (0.1 R)
• M14: 5,292,174 km (0.111 R)
• M15: 5,396,594 km (0.111 R)
• M16: 5,502,359 km (0.108 R)
• M17: 5,976,585 km (0.106 R)
• M18: 6,596,817 km (0.098 R)
• M19: 7,783,876 km (0.049 R)
• M20: 8,665,905 km (0.06 R)
• M21: 10,352,472 km (0.036 R)
• M22: 12,064,919 km (0.083 R)
• M23: 12,862,275 km (0.03 R)
• M24: 12,987,938 km (0.037 R)
• M25: 14,156,447 km (0.099 R)
• M26: 20,118,520 km (0.096 R)
• M27: 21,236,914 km (0.117 R)
• M28: 23,690,917 km (0.118 R)
• M29: 24,069,849 km (0.109 R)
• M30: 27,978,392 km (0.077 R)
• M31: 29,478,709 km (0.105 R)
• M32: 30,806,540 km (0.071 R)
• M33: 32,289,504 km (0.038 R)
• M34: 33,819,291 km (0.101 R)
• M35: 37,789,469 km (0.1 R)
• M36: 40,422,392 km (0.109 R)
• M37: 42,336,347 km (0.114 R)
• M38: 42,894,048 km (0.099 R)
• M39: 43,315,615 km (0.109 R)
• M40: 47,683,723 km (0.088 R)
• M41: 54,607,412 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 11,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit