🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 9.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.82 AU - 0.94 AU

Year: 550 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,669,846 km

• M1: 119,379 km (0.067 R)
• M2: 436,227 km (0.119 R)
• M3: 744,848 km (0.112 R)
• M4: 1,069,625 km (0.081 R)
• M5: 1,516,025 km (0.103 R)
• M6: 1,826,889 km (0.079 R)
• M7: 2,418,250 km (0.03 R)
• M8: 2,778,780 km (0.088 R)
• M9: 3,370,440 km (0.091 R)
• M10: 3,797,991 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.9

Radius: 13.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.08 AU - 3.32 AU

Year: 3817 Days

Day: 14.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,669,846 km

• M1: 172,935 km (0.094 R)
• M2: 677,678 km (0.11 R)
• M3: 1,138,589 km (0.093 R)
• M4: 1,599,351 km (0.118 R)
• M5: 2,246,511 km (0.077 R)
• M6: 2,794,787 km (0.108 R)
• M7: 3,234,904 km (0.104 R)
• M8: 6,033,731 km (0.103 R)
• M9: 8,409,943 km (0.067 R)
• M10: 9,953,195 km (0.036 R)
• M11: 10,858,711 km (0.036 R)
• M12: 13,388,860 km (0.071 R)
• M13: 14,331,326 km (0.086 R)
• M14: 16,642,913 km (0.103 R)
• M15: 18,740,424 km (0.045 R)
• M16: 20,323,619 km (0.067 R)
• M17: 20,939,663 km (0.108 R)
• M18: 22,353,512 km (0.118 R)
• M19: 26,246,198 km (0.104 R)
• M20: 26,977,134 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.5

Radius: 8.3

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.68 AU - 5 AU

Year: 6029 Days

Day: 7.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,669,846 km

• M1: 104,719 km (0.095 R)
• M2: 380,727 km (0.086 R)
• M3: 729,589 km (0.113 R)
• M4: 1,067,680 km (0.108 R)
• M5: 1,449,603 km (0.12 R)
• M6: 1,821,952 km (0.105 R)
• M7: 2,209,261 km (0.063 R)
• M8: 3,170,428 km (0.038 R)
• M9: 3,849,004 km (0.091 R)
• M10: 4,210,432 km (0.064 R)
• M11: 4,918,329 km (0.116 R)
• M12: 6,602,801 km (0.104 R)
• M13: 6,945,979 km (0.112 R)
• M14: 7,410,031 km (0.119 R)
• M15: 7,780,884 km (0.057 R)
• M16: 8,281,439 km (0.075 R)
• M17: 9,093,157 km (0.097 R)
• M18: 9,518,464 km (0.057 R)
• M19: 12,666,452 km (0.096 R)
• M20: 14,995,691 km (0.119 R)
• M21: 15,953,566 km (0.117 R)
• M22: 16,761,544 km (0.117 R)
• M23: 18,190,503 km (0.066 R)
• M24: 19,698,898 km (0.118 R)
• M25: 20,701,204 km (0.057 R)
• M26: 21,288,974 km (0.064 R)
• M27: 26,142,527 km (0.111 R)
• M28: 27,616,066 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.4

Radius: 5.3

Gravity: 34.83 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.7 AU - 7.8 AU

Year: 13018 Days

Day: 19.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,669,846 km

• M1: 65,973 km (0.04 R)
• M2: 324,328 km (0.106 R)
• M3: 695,929 km (0.111 R)
• M4: 999,912 km (0.058 R)
• M5: 1,275,920 km (0.067 R)
• M6: 1,683,126 km (0.07 R)
• M7: 2,728,964 km (0.101 R)
• M8: 2,918,056 km (0.045 R)
• M9: 3,456,309 km (0.068 R)
• M10: 5,769,691 km (0.1 R)
• M11: 7,769,515 km (0.116 R)
• M12: 9,800,904 km (0.072 R)
• M13: 10,077,511 km (0.119 R)
• M14: 10,473,347 km (0.089 R)
• M15: 14,802,859 km (0.069 R)
• M16: 15,020,673 km (0.082 R)
• M17: 20,460,202 km (0.105 R)
• M18: 21,094,646 km (0.108 R)
• M19: 22,689,958 km (0.076 R)
• M20: 24,263,129 km (0.079 R)
• M21: 24,566,065 km (0.056 R)
• M22: 25,907,808 km (0.09 R)
• M23: 26,972,496 km (0.083 R)
• M24: 32,614,281 km (0.118 R)
• M25: 40,391,126 km (0.112 R)
• M26: 41,388,495 km (0.11 R)
• M27: 42,841,689 km (0.071 R)
• M28: 45,389,490 km (0.084 R)
• M29: 47,091,016 km (0.094 R)
• M30: 47,562,249 km (0.115 R)
• M31: 48,354,669 km (0.092 R)
• M32: 48,834,430 km (0.109 R)
• M33: 54,322,278 km (0.097 R)
• M34: 60,947,968 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.5

Radius: 4.9

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.25 AU - 8.83 AU

Year: 13807 Days

Day: 24.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,669,846 km

• M1: 60,886 km (0.055 R)
• M2: 221,106 km (0.105 R)
• M3: 672,891 km (0.079 R)
• M4: 1,429,408 km (0.103 R)
• M5: 1,728,454 km (0.088 R)
• M6: 2,396,408 km (0.088 R)
• M7: 3,026,814 km (0.105 R)
• M8: 5,511,335 km (0.099 R)
• M9: 6,526,656 km (0.052 R)
• M10: 6,780,523 km (0.11 R)
• M11: 7,861,966 km (0.064 R)
• M12: 8,832,408 km (0.043 R)
• M13: 9,188,002 km (0.112 R)
• M14: 9,739,121 km (0.11 R)
• M15: 10,856,766 km (0.044 R)
• M16: 13,930,255 km (0.058 R)
• M17: 14,472,846 km (0.062 R)
• M18: 14,780,270 km (0.073 R)
• M19: 15,344,852 km (0.102 R)
• M20: 16,185,293 km (0.11 R)
• M21: 17,261,500 km (0.085 R)
• M22: 21,403,267 km (0.113 R)
• M23: 22,044,293 km (0.045 R)
• M24: 22,287,988 km (0.117 R)
• M25: 22,946,518 km (0.053 R)
• M26: 29,763,693 km (0.098 R)
• M27: 32,619,816 km (0.096 R)
• M28: 34,877,996 km (0.084 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 10,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit