🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.5

Radius: 13.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.62 AU - 0.92 AU

Year: 458 Days

Day: 7 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,947,526 km

• M1: 167,849 km (0.119 R)
• M2: 651,648 km (0.102 R)
• M3: 1,127,818 km (0.09 R)
• M4: 1,588,580 km (0.113 R)
• M5: 2,552,140 km (0.087 R)
• M6: 3,345,756 km (0.038 R)
• M7: 3,801,282 km (0.107 R)
• M8: 4,311,710 km (0.109 R)
• M9: 4,853,404 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.5

Radius: 9.2

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.88 AU - 1.16 AU

Year: 699 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,947,526 km

• M1: 117,584 km (0.104 R)
• M2: 405,410 km (0.11 R)
• M3: 791,522 km (0.093 R)
• M4: 1,096,253 km (0.07 R)
• M5: 1,405,173 km (0.059 R)
• M6: 1,834,519 km (0.111 R)
• M7: 2,180,987 km (0.086 R)
• M8: 3,218,299 km (0.117 R)
• M9: 3,636,126 km (0.091 R)
• M10: 4,199,960 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.2

Radius: 11.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.98 AU - 1.32 AU

Year: 836 Days

Day: 7 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,947,526 km

• M1: 143,016 km (0.073 R)
• M2: 752,178 km (0.042 R)
• M3: 1,786,348 km (0.084 R)
• M4: 2,418,998 km (0.079 R)
• M5: 2,927,930 km (0.045 R)
• M6: 3,926,047 km (0.113 R)
• M7: 4,747,339 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 11.7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.16 AU - 3.76 AU

Year: 4365 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,947,526 km

• M1: 146,905 km (0.094 R)
• M2: 559,346 km (0.113 R)
• M3: 941,719 km (0.1 R)
• M4: 2,000,273 km (0.082 R)
• M5: 2,515,937 km (0.065 R)
• M6: 3,215,905 km (0.078 R)
• M7: 3,906,000 km (0.092 R)
• M8: 4,820,343 km (0.09 R)
• M9: 5,245,799 km (0.042 R)
• M10: 6,051,234 km (0.107 R)
• M11: 7,171,872 km (0.073 R)
• M12: 8,350,703 km (0.094 R)
• M13: 8,771,073 km (0.053 R)
• M14: 9,367,071 km (0.106 R)
• M15: 10,464,072 km (0.107 R)
• M16: 11,135,018 km (0.113 R)
• M17: 13,527,687 km (0.106 R)
• M18: 14,001,762 km (0.091 R)
• M19: 14,706,219 km (0.075 R)
• M20: 15,264,069 km (0.119 R)
• M21: 16,962,005 km (0.071 R)
• M22: 18,717,536 km (0.074 R)
• M23: 19,174,707 km (0.106 R)
• M24: 21,645,017 km (0.081 R)
• M25: 22,367,126 km (0.055 R)
• M26: 23,329,938 km (0.119 R)
• M27: 24,552,601 km (0.11 R)
• M28: 25,577,197 km (0.117 R)
• M29: 28,135,021 km (0.107 R)
• M30: 29,344,221 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.4

Radius: 13.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4 AU - 4.84 AU

Year: 6303 Days

Day: 15 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,947,526 km

• M1: 227,987 km (0.025 R)
• M2: 782,397 km (0.098 R)
• M3: 1,275,172 km (0.059 R)
• M4: 1,728,903 km (0.101 R)
• M5: 2,241,874 km (0.116 R)
• M6: 3,148,736 km (0.104 R)
• M7: 3,979,603 km (0.092 R)
• M8: 4,973,980 km (0.097 R)
• M9: 6,027,298 km (0.064 R)
• M10: 6,514,538 km (0.086 R)
• M11: 6,972,906 km (0.098 R)
• M12: 9,125,470 km (0.111 R)
• M13: 11,417,908 km (0.073 R)
• M14: 16,810,313 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.2

Radius: 7.3

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.1 AU - 12.92 AU

Year: 23110 Days

Day: 23.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,947,526 km

• M1: 90,806 km (0.041 R)
• M2: 490,382 km (0.104 R)
• M3: 793,318 km (0.108 R)
• M4: 1,075,309 km (0.062 R)
• M5: 1,534,725 km (0.044 R)
• M6: 1,865,336 km (0.029 R)
• M7: 2,841,761 km (0.103 R)
• M8: 3,809,809 km (0.056 R)
• M9: 4,765,889 km (0.074 R)
• M10: 5,913,903 km (0.109 R)
• M11: 6,164,031 km (0.101 R)
• M12: 8,220,553 km (0.049 R)
• M13: 8,638,230 km (0.05 R)
• M14: 9,235,574 km (0.083 R)
• M15: 9,687,061 km (0.05 R)
• M16: 11,512,454 km (0.11 R)
• M17: 13,341,138 km (0.108 R)
• M18: 16,888,852 km (0.101 R)
• M19: 17,224,250 km (0.101 R)
• M20: 17,649,706 km (0.065 R)
• M21: 18,968,412 km (0.095 R)
• M22: 19,330,738 km (0.106 R)
• M23: 20,540,685 km (0.071 R)
• M24: 26,109,616 km (0.086 R)
• M25: 29,721,806 km (0.043 R)
• M26: 29,965,650 km (0.065 R)
• M27: 30,581,246 km (0.092 R)
• M28: 32,220,988 km (0.088 R)
• M29: 32,867,101 km (0.067 R)
• M30: 35,537,722 km (0.107 R)
• M31: 38,062,037 km (0.095 R)
• M32: 41,306,665 km (0.09 R)
• M33: 43,151,955 km (0.079 R)
• M34: 44,571,339 km (0.108 R)
• M35: 47,337,105 km (0.075 R)
• M36: 53,567,407 km (0.117 R)
• M37: 67,204,001 km (0.117 R)
• M38: 70,399,262 km (0.075 R)
• M39: 73,694,454 km (0.184 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 13,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit