🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.3

Radius: 13.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.48 AU - 0.74 AU

Year: 318 Days

Day: 5.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 91.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,495,560 km

• M1: 164,109 km (0.076 R)
• M2: 627,114 km (0.098 R)
• M3: 1,059,303 km (0.1 R)
• M4: 1,621,491 km (0.081 R)
• M5: 3,144,846 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 10.6

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.58 AU - 0.8 AU

Year: 382 Days

Day: 11.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,495,560 km

• M1: 131,796 km (0.032 R)
• M2: 534,513 km (0.092 R)
• M3: 981,362 km (0.1 R)
• M4: 1,409,062 km (0.105 R)
• M5: 1,787,246 km (0.026 R)
• M6: 2,233,496 km (0.097 R)
• M7: 2,795,236 km (0.093 R)
• M8: 3,353,087 km (0.101 R)
• M9: 3,983,941 km (0.053 R)
• M10: 4,370,651 km (0.119 R)
• M11: 4,767,385 km (0.098 R)
• M12: 5,188,054 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 10.9

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.56 AU - 2.5 AU

Year: 1929 Days

Day: 13.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,495,560 km

• M1: 135,536 km (0.067 R)
• M2: 507,885 km (0.115 R)
• M3: 893,847 km (0.079 R)
• M4: 1,717,533 km (0.074 R)
• M5: 2,179,342 km (0.116 R)
• M6: 2,610,333 km (0.112 R)
• M7: 3,473,513 km (0.11 R)
• M8: 3,860,971 km (0.055 R)
• M9: 4,702,609 km (0.082 R)
• M10: 5,268,388 km (0.051 R)
• M11: 5,615,156 km (0.1 R)
• M12: 6,588,889 km (0.085 R)
• M13: 7,270,008 km (0.057 R)
• M14: 8,027,571 km (0.062 R)
• M15: 9,261,604 km (0.033 R)
• M16: 9,768,442 km (0.066 R)
• M17: 10,509,101 km (0.084 R)
• M18: 10,874,718 km (0.059 R)
• M19: 11,515,894 km (0.079 R)
• M20: 13,292,818 km (0.117 R)
• M21: 15,060,616 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.9

Radius: 9.9

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.13 AU - 2.77 AU

Year: 2557 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,495,560 km

• M1: 123,119 km (0.075 R)
• M2: 527,931 km (0.083 R)
• M3: 1,260,063 km (0.114 R)
• M4: 2,030,193 km (0.083 R)
• M5: 3,137,367 km (0.118 R)
• M6: 3,921,110 km (0.1 R)
• M7: 5,346,478 km (0.046 R)
• M8: 5,744,857 km (0.103 R)
• M9: 7,060,571 km (0.092 R)
• M10: 8,567,171 km (0.07 R)
• M11: 9,539,258 km (0.092 R)
• M12: 9,977,729 km (0.112 R)
• M13: 10,699,539 km (0.048 R)
• M14: 13,118,836 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.6

Radius: 12.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.59 AU - 3.21 AU

Year: 3293 Days

Day: 6.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,495,560 km

• M1: 168,746 km (0.097 R)
• M2: 675,584 km (0.104 R)
• M3: 1,164,021 km (0.034 R)
• M4: 2,153,461 km (0.046 R)
• M5: 2,741,830 km (0.026 R)
• M6: 3,491,016 km (0.095 R)
• M7: 3,954,769 km (0.115 R)
• M8: 4,843,081 km (0.107 R)
• M9: 6,293,732 km (0.106 R)
• M10: 6,895,564 km (0.092 R)
• M11: 8,181,508 km (0.111 R)
• M12: 8,759,404 km (0.06 R)
• M13: 9,291,673 km (0.064 R)
• M14: 10,226,959 km (0.107 R)
• M15: 11,101,060 km (0.061 R)
• M16: 12,284,828 km (0.115 R)
• M17: 12,907,454 km (0.093 R)
• M18: 15,869,193 km (0.052 R)
• M19: 18,671,460 km (0.116 R)
• M20: 20,037,288 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.3

Radius: 13.6

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.1 AU - 4.1 AU

Year: 5536 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,495,560 km

• M1: 169,195 km (0.114 R)
• M2: 659,727 km (0.076 R)
• M3: 1,161,328 km (0.031 R)
• M4: 1,824,645 km (0.047 R)
• M5: 2,394,613 km (0.077 R)
• M6: 3,001,831 km (0.049 R)
• M7: 3,484,733 km (0.092 R)
• M8: 6,026,849 km (0.064 R)
• M9: 6,456,794 km (0.068 R)
• M10: 7,416,314 km (0.12 R)
• M11: 8,757,160 km (0.104 R)
• M12: 9,662,676 km (0.105 R)
• M13: 10,487,858 km (0.091 R)
• M14: 11,761,983 km (0.067 R)
• M15: 15,274,990 km (0.094 R)
• M16: 16,141,461 km (0.072 R)
• M17: 16,910,095 km (0.087 R)
• M18: 17,904,920 km (0.092 R)
• M19: 19,434,259 km (0.108 R)
• M20: 21,581,288 km (0.119 R)
• M21: 22,593,318 km (0.06 R)
• M22: 24,129,089 km (0.094 R)
• M23: 25,134,237 km (0.109 R)
• M24: 27,049,389 km (0.073 R)
• M25: 29,436,074 km (0.087 R)
• M26: 31,959,939 km (0.065 R)
• M27: 32,663,349 km (0.038 R)
• M28: 35,473,844 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 7.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.26 AU - 8.32 AU

Year: 11799 Days

Day: 22.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,495,560 km

• M1: 102,624 km (0.103 R)
• M2: 833,260 km (0.109 R)
• M3: 2,438,894 km (0.1 R)
• M4: 4,417,476 km (0.11 R)
• M5: 5,157,686 km (0.085 R)
• M6: 5,927,367 km (0.081 R)
• M7: 7,514,451 km (0.103 R)
• M8: 7,967,134 km (0.04 R)
• M9: 14,582,950 km (0.105 R)
• M10: 16,612,544 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.4

Radius: 4.8

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.77 AU - 10.11 AU

Year: 17825 Days

Day: 23.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,495,560 km

• M1: 60,886 km (0.095 R)
• M2: 565,330 km (0.114 R)
• M3: 729,888 km (0.115 R)
• M4: 1,372,261 km (0.057 R)
• M5: 1,627,026 km (0.11 R)
• M6: 1,791,285 km (0.112 R)
• M7: 1,948,662 km (0.059 R)
• M8: 2,786,410 km (0.067 R)
• M9: 3,349,796 km (0.047 R)
• M10: 4,666,406 km (0.064 R)
• M11: 5,103,232 km (0.042 R)
• M12: 6,136,205 km (0.108 R)
• M13: 6,743,423 km (0.114 R)
• M14: 7,083,160 km (0.111 R)
• M15: 8,123,763 km (0.12 R)
• M16: 8,362,820 km (0.08 R)
• M17: 9,057,253 km (0.046 R)
• M18: 9,314,263 km (0.089 R)
• M19: 9,523,400 km (0.07 R)
• M20: 9,789,236 km (0.064 R)
• M21: 11,549,105 km (0.106 R)
• M22: 15,902,553 km (0.095 R)
• M23: 16,656,825 km (0.039 R)
• M24: 17,042,788 km (0.106 R)
• M25: 18,481,770 km (0.045 R)
• M26: 19,484,973 km (0.1 R)
• M27: 19,913,421 km (0.089 R)
• M28: 28,409,982 km (0.098 R)
• M29: 30,197,677 km (0.062 R)
• M30: 30,887,024 km (0.073 R)
• M31: 31,119,050 km (0.101 R)
• M32: 34,366,969 km (0.027 R)
• M33: 40,132,022 km (0.096 R)
• M34: 41,104,857 km (0.09 R)
• M35: 43,387,272 km (0.07 R)
• M36: 45,903,359 km (0.073 R)
• M37: 46,357,239 km (0.064 R)
• M38: 58,878,431 km (0.061 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: 461 - 14,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit