🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.1

Radius: 9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.59 AU - 2.35 AU

Year: 1875 Days

Day: 12.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,685,744 km

• M1: 111,899 km (0.031 R)
• M2: 442,211 km (0.115 R)
• M3: 813,812 km (0.116 R)
• M4: 1,148,912 km (0.104 R)
• M5: 1,620,295 km (0.048 R)
• M6: 2,002,816 km (0.097 R)
• M7: 2,819,022 km (0.106 R)
• M8: 3,451,223 km (0.077 R)
• M9: 5,035,016 km (0.072 R)
• M10: 5,333,014 km (0.119 R)
• M11: 5,770,289 km (0.029 R)
• M12: 7,581,171 km (0.088 R)
• M13: 9,381,282 km (0.034 R)
• M14: 9,895,600 km (0.116 R)
• M15: 10,238,329 km (0.052 R)
• M16: 10,718,388 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.9

Radius: 9.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.9 AU - 2.4 AU

Year: 2138 Days

Day: 6 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,685,744 km

• M1: 116,836 km (0.104 R)
• M2: 481,256 km (0.089 R)
• M3: 800,947 km (0.092 R)
• M4: 1,274,574 km (0.103 R)
• M5: 2,025,106 km (0.073 R)
• M6: 2,336,868 km (0.095 R)
• M7: 2,802,866 km (0.076 R)
• M8: 5,668,862 km (0.088 R)
• M9: 6,165,826 km (0.066 R)
• M10: 6,782,019 km (0.107 R)
• M11: 7,294,392 km (0.111 R)
• M12: 8,344,569 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 13.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.22 AU - 3.8 AU

Year: 4460 Days

Day: 8.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,685,744 km

• M1: 164,109 km (0.055 R)
• M2: 1,345,334 km (0.108 R)
• M3: 2,518,331 km (0.059 R)
• M4: 5,006,891 km (0.117 R)
• M5: 5,701,175 km (0.074 R)
• M6: 6,126,332 km (0.085 R)
• M7: 6,572,582 km (0.111 R)
• M8: 7,945,891 km (0.094 R)
• M9: 8,962,708 km (0.114 R)
• M10: 10,529,596 km (0.116 R)
• M11: 11,629,140 km (0.104 R)
• M12: 12,939,019 km (0.081 R)
• M13: 19,951,419 km (0.072 R)
• M14: 20,999,053 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.1

Radius: 5

Gravity: 34.2 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.8 AU - 7 AU

Year: 12293 Days

Day: 15.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,685,744 km

• M1: 66,870 km (0.043 R)
• M2: 352,901 km (0.1 R)
• M3: 610,060 km (0.086 R)
• M4: 1,403,228 km (0.033 R)
• M5: 1,659,639 km (0.083 R)
• M6: 1,946,867 km (0.091 R)
• M7: 2,598,814 km (0.096 R)
• M8: 3,157,263 km (0.117 R)
• M9: 4,110,052 km (0.097 R)
• M10: 5,858,701 km (0.07 R)
• M11: 6,049,289 km (0.062 R)
• M12: 7,413,472 km (0.082 R)
• M13: 9,173,042 km (0.114 R)
• M14: 9,905,773 km (0.092 R)
• M15: 10,067,638 km (0.062 R)
• M16: 12,213,320 km (0.105 R)
• M17: 12,587,913 km (0.028 R)
• M18: 13,824,339 km (0.067 R)
• M19: 15,864,405 km (0.074 R)
• M20: 17,149,302 km (0.065 R)
• M21: 17,382,973 km (0.056 R)
• M22: 18,177,338 km (0.11 R)
• M23: 20,881,918 km (0.108 R)
• M24: 25,222,500 km (0.089 R)
• M25: 30,015,018 km (0.118 R)
• M26: 31,041,259 km (0.074 R)
• M27: 34,260,007 km (0.098 R)
• M28: 35,254,683 km (0.062 R)
• M29: 37,301,780 km (0.099 R)
• M30: 39,970,307 km (0.071 R)
• M31: 42,620,733 km (0.098 R)
• M32: 47,498,371 km (0.116 R)
• M33: 47,959,432 km (0.086 R)
• M34: 52,243,915 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.7

Radius: 6.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.81 AU - 9.31 AU

Year: 18496 Days

Day: 17.5 Hours

Environment

Temp: -244 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,685,744 km

• M1: 83,326 km (0.072 R)
• M2: 490,980 km (0.073 R)
• M3: 710,291 km (0.11 R)
• M4: 1,459,327 km (0.087 R)
• M5: 1,960,330 km (0.106 R)
• M6: 2,846,997 km (0.102 R)
• M7: 4,458,017 km (0.119 R)
• M8: 5,283,647 km (0.114 R)
• M9: 5,832,223 km (0.07 R)
• M10: 8,671,141 km (0.067 R)
• M11: 9,479,867 km (0.104 R)
• M12: 15,099,511 km (0.081 R)
• M13: 15,546,660 km (0.035 R)
• M14: 16,805,376 km (0.096 R)
• M15: 18,635,706 km (0.11 R)
• M16: 21,065,923 km (0.063 R)
• M17: 22,604,537 km (0.088 R)
• M18: 30,209,794 km (0.107 R)
• M19: 30,512,730 km (0.03 R)
• M20: 30,817,610 km (0.025 R)
• M21: 34,527,488 km (0.117 R)
• M22: 36,890,536 km (0.103 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 15,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit