🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 8.6

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.64 AU - 0.86 AU

Year: 413 Days

Day: 9 Hours

Environment

Temp: -142 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,274,619 km

• M1: 106,962 km (0.114 R)
• M2: 382,073 km (0.071 R)
• M3: 651,798 km (0.026 R)
• M4: 999,164 km (0.108 R)
• M5: 1,415,944 km (0.099 R)
• M6: 2,393,865 km (0.091 R)
• M7: 2,865,547 km (0.072 R)
• M8: 3,147,240 km (0.12 R)
• M9: 3,714,515 km (0.109 R)
• M10: 4,233,021 km (0.116 R)
• M11: 4,845,774 km (0.043 R)
• M12: 5,499,218 km (0.074 R)
• M13: 6,099,853 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 9.5

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.54 AU - 1.64 AU

Year: 1275 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,274,619 km

• M1: 118,182 km (0.046 R)
• M2: 466,446 km (0.095 R)
• M3: 779,704 km (0.112 R)
• M4: 1,123,630 km (0.111 R)
• M5: 1,499,419 km (0.082 R)
• M6: 1,948,213 km (0.028 R)
• M7: 2,339,112 km (0.084 R)
• M8: 2,877,216 km (0.066 R)
• M9: 4,094,643 km (0.069 R)
• M10: 4,455,922 km (0.06 R)
• M11: 4,858,191 km (0.071 R)
• M12: 5,160,229 km (0.095 R)
• M13: 6,715,299 km (0.108 R)
• M14: 8,022,635 km (0.101 R)
• M15: 8,736,516 km (0.037 R)
• M16: 9,554,367 km (0.091 R)
• M17: 10,961,036 km (0.03 R)
• M18: 11,482,833 km (0.116 R)
• M19: 11,984,585 km (0.066 R)
• M20: 12,463,597 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.5

Radius: 10.7

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.17 AU - 2.37 AU

Year: 2175 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,274,619 km

• M1: 133,142 km (0.119 R)
• M2: 496,366 km (0.098 R)
• M3: 945,758 km (0.096 R)
• M4: 1,352,514 km (0.112 R)
• M5: 2,993,304 km (0.045 R)
• M6: 3,547,714 km (0.097 R)
• M7: 3,959,257 km (0.113 R)
• M8: 4,582,781 km (0.106 R)
• M9: 5,088,572 km (0.048 R)
• M10: 5,491,887 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.3

Radius: 13.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.31 AU - 3.23 AU

Year: 2931 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,274,619 km

• M1: 172,038 km (0.075 R)
• M2: 758,162 km (0.076 R)
• M3: 1,311,674 km (0.077 R)
• M4: 2,912,970 km (0.086 R)
• M5: 3,757,151 km (0.109 R)
• M6: 4,363,919 km (0.093 R)
• M7: 4,988,491 km (0.116 R)
• M8: 5,520,760 km (0.049 R)
• M9: 6,010,842 km (0.108 R)
• M10: 8,073,199 km (0.116 R)
• M11: 10,148,420 km (0.06 R)
• M12: 10,966,422 km (0.108 R)
• M13: 12,646,106 km (0.063 R)
• M14: 13,873,258 km (0.056 R)
• M15: 14,783,262 km (0.098 R)
• M16: 15,378,212 km (0.105 R)
• M17: 16,458,010 km (0.087 R)
• M18: 17,205,550 km (0.12 R)
• M19: 18,768,549 km (0.105 R)
• M20: 20,061,523 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.3

Radius: 10.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.04 AU - 5.4 AU

Year: 7583 Days

Day: 11.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,274,619 km

• M1: 128,056 km (0.069 R)
• M2: 457,321 km (0.088 R)
• M3: 919,279 km (0.081 R)
• M4: 1,388,119 km (0.064 R)
• M5: 1,871,769 km (0.101 R)
• M6: 2,223,473 km (0.115 R)
• M7: 4,519,202 km (0.109 R)
• M8: 4,858,939 km (0.12 R)
• M9: 5,187,605 km (0.102 R)
• M10: 6,424,780 km (0.085 R)
• M11: 8,419,219 km (0.089 R)
• M12: 9,347,025 km (0.041 R)
• M13: 9,728,200 km (0.119 R)
• M14: 11,597,725 km (0.068 R)
• M15: 12,900,572 km (0.033 R)
• M16: 17,520,903 km (0.088 R)
• M17: 19,232,601 km (0.072 R)
• M18: 23,681,493 km (0.057 R)
• M19: 29,580,585 km (0.061 R)
• M20: 30,127,665 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.8

Radius: 4

Gravity: 36.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.65 AU - 8.95 AU

Year: 13851 Days

Day: 16.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 56,274,619 km

• M1: 50,265 km (0.074 R)
• M2: 197,469 km (0.113 R)
• M3: 366,814 km (0.1 R)
• M4: 640,279 km (0.083 R)
• M5: 1,004,101 km (0.095 R)
• M6: 1,144,125 km (0.118 R)
• M7: 2,460,436 km (0.105 R)
• M8: 2,739,137 km (0.043 R)
• M9: 2,967,573 km (0.118 R)
• M10: 3,436,562 km (0.09 R)
• M11: 4,396,382 km (0.033 R)
• M12: 5,207,502 km (0.119 R)
• M13: 6,624,194 km (0.105 R)
• M14: 6,827,796 km (0.113 R)
• M15: 8,185,696 km (0.094 R)
• M16: 11,363,903 km (0.072 R)
• M17: 14,719,832 km (0.12 R)
• M18: 15,994,705 km (0.117 R)
• M19: 17,035,906 km (0.102 R)
• M20: 18,600,550 km (0.112 R)
• M21: 19,252,348 km (0.098 R)
• M22: 19,583,857 km (0.097 R)
• M23: 20,515,254 km (0.086 R)
• M24: 22,012,130 km (0.078 R)
• M25: 24,731,071 km (0.116 R)
• M26: 25,918,729 km (0.076 R)
• M27: 26,628,870 km (0.035 R)
• M28: 29,819,344 km (0.031 R)
• M29: 30,040,748 km (0.052 R)
• M30: 30,374,800 km (0.115 R)
• M31: 31,277,773 km (0.039 R)
• M32: 35,068,583 km (0.067 R)
• M33: 36,819,178 km (0.098 R)
• M34: 36,946,485 km (0.107 R)
• M35: 37,073,943 km (0.111 R)
• M36: 37,845,269 km (0.108 R)
• M37: 38,365,421 km (0.068 R)
• M38: 39,820,260 km (0.118 R)
• M39: 42,699,122 km (0.085 R)
• M40: 54,110,298 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 12,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit