🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.5

Radius: 14.3

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.93 AU - 1.37 AU

Year: 796 Days

Day: 9.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,861,719 km

• M1: 177,872 km (0.072 R)
• M2: 625,917 km (0.111 R)
• M3: 1,073,814 km (0.03 R)
• M4: 1,805,048 km (0.105 R)
• M5: 2,409,872 km (0.065 R)
• M6: 3,136,918 km (0.113 R)
• M7: 3,722,294 km (0.112 R)
• M8: 5,893,558 km (0.075 R)
• M9: 6,651,271 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.1

Radius: 10

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.21 AU - 1.95 AU

Year: 1282 Days

Day: 9.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,861,719 km

• M1: 124,316 km (0.092 R)
• M2: 545,135 km (0.113 R)
• M3: 947,703 km (0.106 R)
• M4: 1,321,398 km (0.104 R)
• M5: 1,672,654 km (0.113 R)
• M6: 2,388,330 km (0.117 R)
• M7: 3,095,330 km (0.113 R)
• M8: 3,886,553 km (0.105 R)
• M9: 4,564,381 km (0.04 R)
• M10: 5,339,447 km (0.107 R)
• M11: 5,780,163 km (0.037 R)
• M12: 6,568,843 km (0.082 R)
• M13: 7,427,684 km (0.098 R)
• M14: 8,304,178 km (0.117 R)
• M15: 9,578,303 km (0.062 R)
• M16: 10,167,120 km (0.085 R)
• M17: 11,348,794 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 8.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.6 AU - 4.26 AU

Year: 4102 Days

Day: 7 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,861,719 km

• M1: 102,026 km (0.083 R)
• M2: 411,993 km (0.091 R)
• M3: 901,028 km (0.078 R)
• M4: 1,307,785 km (0.067 R)
• M5: 1,966,763 km (0.115 R)
• M6: 2,522,968 km (0.04 R)
• M7: 3,691,178 km (0.049 R)
• M8: 4,068,314 km (0.052 R)
• M9: 5,160,977 km (0.117 R)
• M10: 5,506,249 km (0.102 R)
• M11: 8,042,681 km (0.072 R)
• M12: 9,025,838 km (0.095 R)
• M13: 12,193,872 km (0.076 R)
• M14: 13,488,492 km (0.058 R)
• M15: 15,828,652 km (0.11 R)
• M16: 16,243,337 km (0.089 R)
• M17: 18,540,861 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 12.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.42 AU - 4.84 AU

Year: 5419 Days

Day: 6.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,861,719 km

• M1: 159,172 km (0.1 R)
• M2: 614,249 km (0.115 R)
• M3: 1,262,456 km (0.115 R)
• M4: 2,172,011 km (0.111 R)
• M5: 3,820,430 km (0.03 R)
• M6: 4,317,095 km (0.06 R)
• M7: 5,004,797 km (0.099 R)
• M8: 5,628,321 km (0.12 R)
• M9: 6,420,591 km (0.083 R)
• M10: 6,968,269 km (0.084 R)
• M11: 7,646,546 km (0.1 R)
• M12: 10,028,443 km (0.086 R)
• M13: 11,064,259 km (0.117 R)
• M14: 11,498,092 km (0.099 R)
• M15: 13,741,163 km (0.056 R)
• M16: 16,151,334 km (0.11 R)
• M17: 16,823,926 km (0.065 R)
• M18: 17,690,696 km (0.071 R)
• M19: 21,659,528 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 11.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.17 AU - 6.23 AU

Year: 7656 Days

Day: 13.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,861,719 km

• M1: 140,472 km (0.112 R)
• M2: 545,434 km (0.094 R)
• M3: 901,028 km (0.05 R)
• M4: 1,647,821 km (0.086 R)
• M5: 2,149,721 km (0.115 R)
• M6: 2,900,852 km (0.059 R)
• M7: 3,683,399 km (0.097 R)
• M8: 5,909,565 km (0.076 R)
• M9: 7,130,283 km (0.119 R)
• M10: 10,109,375 km (0.048 R)
• M11: 11,798,934 km (0.034 R)
• M12: 13,778,712 km (0.073 R)
• M13: 15,610,089 km (0.095 R)
• M14: 20,031,155 km (0.079 R)
• M15: 21,922,072 km (0.103 R)
• M16: 22,527,046 km (0.118 R)
• M17: 23,220,881 km (0.115 R)
• M18: 24,977,160 km (0.107 R)
• M19: 25,471,132 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.5

Radius: 3.6

Gravity: 68.48 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.34 AU - 7.42 AU

Year: 11652 Days

Day: 19.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,861,719 km

• M1: 45,179 km (0.091 R)
• M2: 186,997 km (0.079 R)
• M3: 304,432 km (0.036 R)
• M4: 1,234,182 km (0.103 R)
• M5: 1,605,784 km (0.114 R)
• M6: 2,218,387 km (0.055 R)
• M7: 2,439,642 km (0.105 R)
• M8: 3,267,666 km (0.117 R)
• M9: 3,635,079 km (0.084 R)
• M10: 4,738,513 km (0.081 R)
• M11: 5,490,990 km (0.105 R)
• M12: 5,933,351 km (0.085 R)
• M13: 6,124,387 km (0.072 R)
• M14: 6,478,934 km (0.076 R)
• M15: 7,014,794 km (0.115 R)
• M16: 9,199,521 km (0.083 R)
• M17: 12,223,642 km (0.09 R)
• M18: 13,824,190 km (0.074 R)
• M19: 14,364,537 km (0.096 R)
• M20: 18,385,130 km (0.087 R)
• M21: 18,546,994 km (0.102 R)
• M22: 18,955,696 km (0.078 R)
• M23: 19,370,381 km (0.093 R)
• M24: 20,563,723 km (0.05 R)
• M25: 20,738,154 km (0.114 R)
• M26: 23,568,696 km (0.118 R)
• M27: 24,631,888 km (0.079 R)
• M28: 25,425,056 km (0.096 R)
• M29: 26,853,566 km (0.074 R)
• M30: 28,659,212 km (0.102 R)
• M31: 32,039,974 km (0.101 R)
• M32: 34,190,893 km (0.097 R)
• M33: 35,177,042 km (0.102 R)
• M34: 40,393,071 km (0.058 R)
• M35: 50,719,512 km (0.046 R)
• M36: 50,878,535 km (0.117 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: 169 - 13,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit