🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.2

Radius: 10.9

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.54 AU - 0.76 AU

Year: 355 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,717,888 km

• M1: 135,685 km (0.076 R)
• M2: 531,072 km (0.093 R)
• M3: 1,052,122 km (0.094 R)
• M4: 1,409,362 km (0.086 R)
• M5: 1,755,681 km (0.093 R)
• M6: 2,424,533 km (0.11 R)
• M7: 2,769,805 km (0.085 R)
• M8: 3,190,923 km (0.053 R)
• M9: 3,872,341 km (0.095 R)
• M10: 4,441,561 km (0.101 R)
• M11: 5,095,752 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 9.1

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.81 AU

Year: 364 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,717,888 km

• M1: 113,246 km (0.089 R)
• M2: 461,360 km (0.095 R)
• M3: 868,416 km (0.044 R)
• M4: 1,491,341 km (0.041 R)
• M5: 2,253,542 km (0.096 R)
• M6: 2,783,568 km (0.107 R)
• M7: 3,318,829 km (0.068 R)
• M8: 3,993,964 km (0.119 R)
• M9: 4,332,055 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.5

Radius: 14.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.14 AU - 1.8 AU

Year: 1209 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,717,888 km

• M1: 180,714 km (0.049 R)
• M2: 655,388 km (0.069 R)
• M3: 1,487,302 km (0.119 R)
• M4: 2,100,952 km (0.072 R)
• M5: 2,881,853 km (0.101 R)
• M6: 3,550,855 km (0.069 R)
• M7: 4,572,908 km (0.026 R)
• M8: 5,064,636 km (0.115 R)
• M9: 5,612,912 km (0.106 R)
• M10: 6,066,642 km (0.083 R)
• M11: 7,072,987 km (0.097 R)
• M12: 7,526,269 km (0.083 R)
• M13: 8,133,636 km (0.109 R)
• M14: 9,628,568 km (0.12 R)
• M15: 10,409,469 km (0.041 R)
• M16: 11,642,305 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 12.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.77 AU - 4.13 AU

Year: 5325 Days

Day: 12.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,717,888 km

• M1: 153,039 km (0.081 R)
• M2: 581,637 km (0.08 R)
• M3: 1,052,571 km (0.05 R)
• M4: 1,453,493 km (0.065 R)
• M5: 2,845,950 km (0.09 R)
• M6: 3,518,093 km (0.088 R)
• M7: 3,915,275 km (0.045 R)
• M8: 4,517,108 km (0.113 R)
• M9: 5,906,722 km (0.078 R)
• M10: 6,310,936 km (0.106 R)
• M11: 6,766,910 km (0.059 R)
• M12: 7,350,192 km (0.075 R)
• M13: 9,138,934 km (0.103 R)
• M14: 9,596,554 km (0.104 R)
• M15: 10,467,662 km (0.104 R)
• M16: 12,317,440 km (0.036 R)
• M17: 13,612,359 km (0.095 R)
• M18: 14,825,149 km (0.108 R)
• M19: 15,929,480 km (0.063 R)
• M20: 17,338,842 km (0.103 R)
• M21: 18,106,279 km (0.089 R)
• M22: 20,124,354 km (0.105 R)
• M23: 21,696,478 km (0.039 R)
• M24: 22,814,423 km (0.092 R)
• M25: 23,736,245 km (0.079 R)
• M26: 25,327,368 km (0.104 R)
• M27: 28,721,146 km (0.072 R)
• M28: 30,159,828 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.1

Radius: 6.2

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.08 AU - 7.26 AU

Year: 11684 Days

Day: 24 Hours

Environment

Temp: -227 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,717,888 km

• M1: 83,924 km (0.067 R)
• M2: 308,770 km (0.092 R)
• M3: 1,347,129 km (0.06 R)
• M4: 2,902,049 km (0.104 R)
• M5: 3,360,567 km (0.118 R)
• M6: 8,733,075 km (0.092 R)
• M7: 10,810,541 km (0.116 R)
• M8: 11,404,743 km (0.079 R)
• M9: 12,134,631 km (0.114 R)
• M10: 15,638,213 km (0.046 R)
• M11: 16,397,722 km (0.06 R)
• M12: 17,399,579 km (0.109 R)
• M13: 19,841,764 km (0.093 R)
• M14: 27,419,345 km (0.065 R)
• M15: 33,569,164 km (0.062 R)
• M16: 33,796,253 km (0.04 R)
• M17: 38,060,690 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.7

Radius: 6.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.42 AU - 10.96 AU

Year: 22062 Days

Day: 21.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,717,888 km

• M1: 86,318 km (0.105 R)
• M2: 358,885 km (0.101 R)
• M3: 771,626 km (0.086 R)
• M4: 1,024,147 km (0.118 R)
• M5: 1,989,053 km (0.114 R)
• M6: 2,349,883 km (0.098 R)
• M7: 2,844,155 km (0.066 R)
• M8: 4,126,807 km (0.055 R)
• M9: 5,464,361 km (0.076 R)
• M10: 6,857,866 km (0.087 R)
• M11: 7,197,154 km (0.114 R)
• M12: 7,547,512 km (0.105 R)
• M13: 9,215,977 km (0.104 R)
• M14: 10,272,587 km (0.073 R)
• M15: 14,059,507 km (0.114 R)
• M16: 15,169,523 km (0.094 R)
• M17: 18,037,913 km (0.116 R)
• M18: 20,543,378 km (0.11 R)
• M19: 20,894,035 km (0.038 R)
• M20: 22,336,907 km (0.077 R)
• M21: 27,272,589 km (0.032 R)
• M22: 27,802,914 km (0.098 R)
• M23: 28,124,400 km (0.081 R)
• M24: 29,880,828 km (0.1 R)
• M25: 36,347,944 km (0.11 R)
• M26: 39,905,830 km (0.111 R)
• M27: 43,544,948 km (0.072 R)
• M28: 43,978,632 km (0.083 R)
• M29: 46,340,035 km (0.048 R)
• M30: 46,641,026 km (0.109 R)
• M31: 49,409,035 km (0.066 R)
• M32: 58,191,777 km (0.106 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: 518 - 18,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit