🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689

Radius: 10.7

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.28 AU - 1.76 AU

Year: 1250 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,836,094 km

• M1: 133,292 km (0.12 R)
• M2: 739,313 km (0.107 R)
• M3: 1,504,207 km (0.03 R)
• M4: 2,583,555 km (0.114 R)
• M5: 2,989,863 km (0.072 R)
• M6: 4,527,131 km (0.059 R)
• M7: 5,081,391 km (0.076 R)
• M8: 6,302,857 km (0.107 R)
• M9: 6,702,433 km (0.047 R)
• M10: 7,397,764 km (0.115 R)
• M11: 8,004,384 km (0.111 R)
• M12: 8,389,598 km (0.086 R)
• M13: 8,961,511 km (0.091 R)
• M14: 9,651,007 km (0.08 R)
• M15: 10,570,586 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.6

Radius: 10.2

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5 AU - 6 AU

Year: 8601 Days

Day: 5.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,836,094 km

• M1: 127,158 km (0.114 R)
• M2: 524,789 km (0.089 R)
• M3: 1,129,314 km (0.062 R)
• M4: 1,804,599 km (0.097 R)
• M5: 2,173,208 km (0.05 R)
• M6: 2,553,785 km (0.114 R)
• M7: 2,894,270 km (0.066 R)
• M8: 3,219,945 km (0.099 R)
• M9: 3,894,332 km (0.072 R)
• M10: 5,721,969 km (0.069 R)
• M11: 6,937,452 km (0.106 R)
• M12: 7,769,814 km (0.072 R)
• M13: 8,845,722 km (0.105 R)
• M14: 10,018,270 km (0.116 R)
• M15: 10,515,234 km (0.063 R)
• M16: 11,080,864 km (0.076 R)
• M17: 12,105,460 km (0.091 R)
• M18: 13,251,080 km (0.113 R)
• M19: 13,850,220 km (0.114 R)
• M20: 15,889,687 km (0.041 R)
• M21: 21,034,657 km (0.102 R)
• M22: 22,433,547 km (0.097 R)
• M23: 25,507,185 km (0.071 R)
• M24: 28,356,426 km (0.108 R)
• M25: 30,061,842 km (0.078 R)
• M26: 30,887,472 km (0.055 R)
• M27: 38,407,009 km (0.065 R)
• M28: 39,994,991 km (0.118 R)
• M29: 41,626,356 km (0.057 R)
• M30: 43,432,301 km (0.067 R)
• M31: 43,826,043 km (0.09 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.5

Radius: 7.3

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.95 AU - 7.13 AU

Year: 11153 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,836,094 km

• M1: 91,554 km (0.115 R)
• M2: 965,804 km (0.074 R)
• M3: 1,449,304 km (0.099 R)
• M4: 1,854,415 km (0.055 R)
• M5: 2,785,512 km (0.111 R)
• M6: 3,736,057 km (0.053 R)
• M7: 4,412,838 km (0.095 R)
• M8: 4,795,659 km (0.058 R)
• M9: 7,210,318 km (0.114 R)
• M10: 9,446,657 km (0.111 R)
• M11: 11,333,086 km (0.093 R)
• M12: 11,771,856 km (0.049 R)
• M13: 12,566,670 km (0.116 R)
• M14: 18,177,637 km (0.103 R)
• M15: 19,548,851 km (0.098 R)
• M16: 20,743,091 km (0.038 R)
• M17: 21,732,831 km (0.094 R)
• M18: 27,353,522 km (0.116 R)
• M19: 27,647,781 km (0.061 R)
• M20: 28,744,632 km (0.09 R)
• M21: 30,391,406 km (0.106 R)
• M22: 36,413,019 km (0.11 R)
• M23: 38,584,582 km (0.113 R)
• M24: 40,968,873 km (0.057 R)
• M25: 41,612,293 km (0.086 R)
• M26: 46,167,249 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.1

Radius: 6.6

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.9 AU - 7.8 AU

Year: 11955 Days

Day: 17.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,836,094 km

• M1: 90,656 km (0.091 R)
• M2: 672,143 km (0.113 R)
• M3: 1,367,923 km (0.089 R)
• M4: 2,073,576 km (0.099 R)
• M5: 2,976,549 km (0.113 R)
• M6: 4,203,401 km (0.118 R)
• M7: 4,740,308 km (0.098 R)
• M8: 5,457,480 km (0.101 R)
• M9: 10,634,314 km (0.095 R)
• M10: 14,778,474 km (0.074 R)
• M11: 15,387,936 km (0.107 R)
• M12: 18,070,525 km (0.071 R)
• M13: 26,550,331 km (0.102 R)
• M14: 29,735,718 km (0.071 R)
• M15: 29,949,494 km (0.031 R)
• M16: 36,484,826 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.9

Radius: 7.3

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.61 AU - 8.85 AU

Year: 15745 Days

Day: 17.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 177.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,836,094 km

• M1: 90,806 km (0.085 R)
• M2: 392,844 km (0.098 R)
• M3: 674,537 km (0.051 R)
• M4: 983,905 km (0.065 R)
• M5: 1,438,982 km (0.114 R)
• M6: 3,878,026 km (0.093 R)
• M7: 5,744,109 km (0.086 R)
• M8: 6,490,603 km (0.092 R)
• M9: 7,365,002 km (0.111 R)
• M10: 7,729,124 km (0.038 R)
• M11: 8,036,098 km (0.088 R)
• M12: 14,272,834 km (0.084 R)
• M13: 22,854,216 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.5

Radius: 6.4

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.29 AU - 11.59 AU

Year: 22495 Days

Day: 15.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,836,094 km

• M1: 79,586 km (0.076 R)
• M2: 289,173 km (0.098 R)
• M3: 652,995 km (0.103 R)
• M4: 988,094 km (0.055 R)
• M5: 1,684,622 km (0.063 R)
• M6: 2,085,694 km (0.03 R)
• M7: 3,769,717 km (0.034 R)
• M8: 4,353,148 km (0.119 R)
• M9: 4,994,923 km (0.106 R)
• M10: 6,030,889 km (0.048 R)
• M11: 6,599,360 km (0.104 R)
• M12: 8,627,309 km (0.106 R)
• M13: 12,568,764 km (0.09 R)
• M14: 12,919,571 km (0.062 R)
• M15: 17,653,895 km (0.086 R)
• M16: 18,813,279 km (0.108 R)
• M17: 24,827,113 km (0.094 R)
• M18: 28,265,022 km (0.077 R)
• M19: 29,601,230 km (0.087 R)
• M20: 41,221,992 km (0.089 R)
• M21: 44,701,489 km (0.073 R)
• M22: 49,406,642 km (0.111 R)
• M23: 60,578,910 km (0.106 R)
• M24: 66,747,877 km (0.087 R)
• M25: 74,002,626 km (0.182 R)
• M26: 75,375,785 km (0.06 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 12,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit