🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1 AU - 1.24 AU

Year: 778 Days

Day: 9.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,311,947 km

• M1: 111,899 km (0.066 R)
• M2: 409,001 km (0.117 R)
• M3: 1,114,654 km (0.035 R)
• M4: 1,801,607 km (0.092 R)
• M5: 2,600,161 km (0.088 R)
• M6: 3,045,364 km (0.049 R)
• M7: 3,515,251 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.7

Radius: 9.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.4 AU - 4.06 AU

Year: 4726 Days

Day: 13.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,311,947 km

• M1: 120,725 km (0.088 R)
• M2: 485,295 km (0.116 R)
• M3: 1,178,382 km (0.054 R)
• M4: 1,644,081 km (0.089 R)
• M5: 2,453,704 km (0.088 R)
• M6: 3,588,853 km (0.052 R)
• M7: 3,942,353 km (0.097 R)
• M8: 4,388,154 km (0.087 R)
• M9: 6,307,046 km (0.068 R)
• M10: 7,141,204 km (0.112 R)
• M11: 7,873,785 km (0.072 R)
• M12: 8,952,535 km (0.093 R)
• M13: 10,249,848 km (0.109 R)
• M14: 14,732,398 km (0.116 R)
• M15: 15,807,558 km (0.094 R)
• M16: 17,049,969 km (0.066 R)
• M17: 18,113,909 km (0.113 R)
• M18: 18,600,700 km (0.086 R)
• M19: 19,856,125 km (0.091 R)
• M20: 21,435,879 km (0.095 R)
• M21: 21,912,049 km (0.084 R)
• M22: 22,534,675 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757

Radius: 12

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.22 AU - 4.48 AU

Year: 5952 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,311,947 km

• M1: 149,448 km (0.065 R)
• M2: 541,694 km (0.063 R)
• M3: 1,045,540 km (0.078 R)
• M4: 1,438,533 km (0.057 R)
• M5: 1,819,260 km (0.046 R)
• M6: 2,204,474 km (0.096 R)
• M7: 2,754,546 km (0.082 R)
• M8: 3,914,827 km (0.071 R)
• M9: 4,753,622 km (0.069 R)
• M10: 5,989,899 km (0.115 R)
• M11: 7,578,329 km (0.087 R)
• M12: 8,191,830 km (0.086 R)
• M13: 10,324,647 km (0.118 R)
• M14: 12,279,741 km (0.116 R)
• M15: 13,181,218 km (0.073 R)
• M16: 21,065,923 km (0.084 R)
• M17: 22,125,525 km (0.075 R)
• M18: 25,012,914 km (0.096 R)
• M19: 27,071,979 km (0.113 R)
• M20: 31,039,763 km (0.109 R)
• M21: 34,232,930 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.1

Radius: 6.1

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.71 AU - 9.57 AU

Year: 16660 Days

Day: 19 Hours

Environment

Temp: -233 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 55,311,947 km

• M1: 76,145 km (0.057 R)
• M2: 354,397 km (0.116 R)
• M3: 666,608 km (0.096 R)
• M4: 880,533 km (0.072 R)
• M5: 1,128,267 km (0.099 R)
• M6: 1,408,015 km (0.075 R)
• M7: 2,324,302 km (0.083 R)
• M8: 2,666,432 km (0.098 R)
• M9: 3,115,675 km (0.112 R)
• M10: 5,429,804 km (0.084 R)
• M11: 6,554,332 km (0.11 R)
• M12: 7,779,688 km (0.114 R)
• M13: 8,544,731 km (0.032 R)
• M14: 9,306,633 km (0.076 R)
• M15: 9,570,225 km (0.118 R)
• M16: 9,784,898 km (0.107 R)
• M17: 10,057,614 km (0.118 R)
• M18: 12,298,890 km (0.052 R)
• M19: 13,334,855 km (0.05 R)
• M20: 14,149,266 km (0.099 R)
• M21: 14,357,805 km (0.111 R)
• M22: 14,710,258 km (0.09 R)
• M23: 18,227,304 km (0.03 R)
• M24: 19,229,310 km (0.119 R)
• M25: 19,830,544 km (0.063 R)
• M26: 20,444,195 km (0.12 R)
• M27: 21,709,344 km (0.11 R)
• M28: 22,455,239 km (0.115 R)
• M29: 22,834,469 km (0.083 R)
• M30: 28,271,754 km (0.087 R)
• M31: 29,499,204 km (0.056 R)
• M32: 34,891,160 km (0.105 R)
• M33: 35,272,336 km (0.117 R)
• M34: 37,618,030 km (0.073 R)
• M35: 45,125,001 km (0.037 R)
• M36: 50,919,375 km (0.096 R)
• M37: 53,067,301 km (0.056 R)
• M38: 54,418,769 km (0.052 R)
• M39: 55,620,040 km (0.089 R)
• M40: 56,488,754 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.7

Radius: 7.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.32 AU - 12.8 AU

Year: 22512 Days

Day: 21.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 114.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,311,947 km

• M1: 92,601 km (0.107 R)
• M2: 671,994 km (0.063 R)
• M3: 2,521,023 km (0.115 R)
• M4: 3,170,128 km (0.071 R)
• M5: 4,543,886 km (0.111 R)
• M6: 5,023,945 km (0.088 R)
• M7: 5,397,042 km (0.112 R)
• M8: 7,119,512 km (0.107 R)
• M9: 7,678,560 km (0.08 R)
• M10: 17,996,624 km (0.112 R)
• M11: 18,629,423 km (0.113 R)
• M12: 19,277,032 km (0.11 R)
• M13: 22,107,573 km (0.071 R)
• M14: 27,008,549 km (0.034 R)
• M15: 32,587,802 km (0.043 R)
• M16: 37,722,898 km (0.091 R)
• M17: 42,393,793 km (0.115 R)
• M18: 44,939,799 km (0.088 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: 266 - 13,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit