🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 12.4

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.8 AU - 1.14 AU

Year: 637 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,288,320 km

• M1: 154,983 km (0.108 R)
• M2: 564,582 km (0.07 R)
• M3: 973,733 km (0.113 R)
• M4: 1,474,437 km (0.09 R)
• M5: 1,878,949 km (0.101 R)
• M6: 2,738,239 km (0.075 R)
• M7: 3,134,524 km (0.112 R)
• M8: 3,663,801 km (0.109 R)
• M9: 4,343,724 km (0.11 R)
• M10: 5,994,087 km (0.034 R)
• M11: 6,772,296 km (0.091 R)
• M12: 7,437,857 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.3

Radius: 9.8

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.66 AU - 5.6 AU

Year: 6644 Days

Day: 7.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,288,320 km

• M1: 121,922 km (0.085 R)
• M2: 610,659 km (0.076 R)
• M3: 1,213,239 km (0.116 R)
• M4: 2,367,087 km (0.118 R)
• M5: 2,902,348 km (0.104 R)
• M6: 3,423,697 km (0.052 R)
• M7: 4,032,261 km (0.106 R)
• M8: 5,854,064 km (0.046 R)
• M9: 7,921,357 km (0.042 R)
• M10: 12,086,610 km (0.089 R)
• M11: 12,581,331 km (0.082 R)
• M12: 13,261,851 km (0.112 R)
• M13: 15,133,470 km (0.03 R)
• M14: 16,497,354 km (0.091 R)
• M15: 17,800,351 km (0.089 R)
• M16: 18,803,555 km (0.057 R)
• M17: 21,000,699 km (0.059 R)
• M18: 22,201,820 km (0.092 R)
• M19: 28,805,369 km (0.098 R)
• M20: 39,655,104 km (0.115 R)
• M21: 40,747,468 km (0.11 R)
• M22: 41,239,495 km (0.099 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.4

Radius: 6.4

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.34 AU - 7.32 AU

Year: 10620 Days

Day: 20.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,288,320 km

• M1: 79,586 km (0.1 R)
• M2: 285,732 km (0.09 R)
• M3: 845,228 km (0.097 R)
• M4: 1,184,067 km (0.086 R)
• M5: 1,392,307 km (0.093 R)
• M6: 1,728,304 km (0.106 R)
• M7: 2,205,521 km (0.106 R)
• M8: 2,504,268 km (0.089 R)
• M9: 3,047,608 km (0.103 R)
• M10: 3,615,930 km (0.096 R)
• M11: 4,657,281 km (0.105 R)
• M12: 5,410,057 km (0.05 R)
• M13: 7,981,196 km (0.04 R)
• M14: 8,551,613 km (0.115 R)
• M15: 11,107,791 km (0.113 R)
• M16: 13,820,150 km (0.084 R)
• M17: 14,966,369 km (0.089 R)
• M18: 15,968,974 km (0.11 R)
• M19: 16,243,636 km (0.09 R)
• M20: 16,873,293 km (0.07 R)
• M21: 19,555,733 km (0.119 R)
• M22: 26,795,671 km (0.074 R)
• M23: 29,591,805 km (0.069 R)
• M24: 32,356,823 km (0.087 R)
• M25: 36,820,075 km (0.082 R)
• M26: 39,011,684 km (0.065 R)
• M27: 40,520,229 km (0.053 R)
• M28: 42,855,302 km (0.1 R)
• M29: 45,141,606 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.1

Radius: 7.1

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.78 AU - 7.98 AU

Year: 12034 Days

Day: 18.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,288,320 km

• M1: 88,412 km (0.107 R)
• M2: 507,436 km (0.082 R)
• M3: 729,589 km (0.116 R)
• M4: 1,029,832 km (0.091 R)
• M5: 1,253,481 km (0.114 R)
• M6: 1,539,063 km (0.099 R)
• M7: 1,884,784 km (0.076 R)
• M8: 2,887,837 km (0.05 R)
• M9: 3,365,354 km (0.115 R)
• M10: 3,649,739 km (0.118 R)
• M11: 4,569,766 km (0.072 R)
• M12: 5,780,163 km (0.115 R)
• M13: 6,941,042 km (0.098 R)
• M14: 7,190,721 km (0.103 R)
• M15: 7,841,322 km (0.066 R)
• M16: 10,134,508 km (0.056 R)
• M17: 13,666,214 km (0.098 R)
• M18: 17,555,310 km (0.1 R)
• M19: 23,495,094 km (0.107 R)
• M20: 23,964,382 km (0.045 R)
• M21: 30,760,015 km (0.06 R)
• M22: 34,353,655 km (0.107 R)
• M23: 37,448,087 km (0.104 R)
• M24: 38,346,721 km (0.108 R)
• M25: 38,606,124 km (0.088 R)
• M26: 40,053,633 km (0.079 R)
• M27: 43,336,858 km (0.113 R)
• M28: 46,206,444 km (0.102 R)
• M29: 54,746,089 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.2

Radius: 7.9

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.34 AU - 8.7 AU

Year: 13752 Days

Day: 22.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,288,320 km

• M1: 98,286 km (0.097 R)
• M2: 461,061 km (0.116 R)
• M3: 1,653,206 km (0.1 R)
• M4: 1,921,136 km (0.086 R)
• M5: 2,357,812 km (0.065 R)
• M6: 2,976,998 km (0.074 R)
• M7: 3,325,112 km (0.095 R)
• M8: 5,031,425 km (0.06 R)
• M9: 8,456,319 km (0.062 R)
• M10: 10,502,519 km (0.034 R)
• M11: 11,549,853 km (0.091 R)
• M12: 12,411,537 km (0.074 R)
• M13: 14,470,901 km (0.096 R)
• M14: 15,181,042 km (0.109 R)
• M15: 17,451,340 km (0.116 R)
• M16: 18,011,883 km (0.107 R)
• M17: 18,337,707 km (0.047 R)
• M18: 20,112,536 km (0.12 R)
• M19: 21,266,833 km (0.11 R)
• M20: 23,032,687 km (0.102 R)
• M21: 23,416,405 km (0.075 R)
• M22: 25,912,745 km (0.049 R)
• M23: 33,960,063 km (0.097 R)
• M24: 51,246,845 km (0.116 R)
• M25: 53,897,719 km (0.098 R)
• M26: 54,404,706 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 11,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit