🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.8

Radius: 10.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.8 AU - 1.12 AU

Year: 638 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,187,409 km

• M1: 130,749 km (0.117 R)
• M2: 503,098 km (0.102 R)
• M3: 858,243 km (0.058 R)
• M4: 1,195,736 km (0.102 R)
• M5: 1,537,717 km (0.107 R)
• M6: 2,292,139 km (0.094 R)
• M7: 2,807,802 km (0.066 R)
• M8: 3,134,524 km (0.12 R)
• M9: 3,575,838 km (0.068 R)
• M10: 4,243,194 km (0.116 R)
• M11: 4,584,128 km (0.09 R)
• M12: 5,040,102 km (0.073 R)
• M13: 5,389,114 km (0.108 R)
• M14: 5,843,592 km (0.068 R)
• M15: 6,399,647 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 9.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.02 AU - 2.86 AU

Year: 2585 Days

Day: 8.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,187,409 km

• M1: 121,922 km (0.105 R)
• M2: 687,701 km (0.111 R)
• M3: 1,007,242 km (0.117 R)
• M4: 1,329,177 km (0.081 R)
• M5: 1,800,261 km (0.044 R)
• M6: 2,479,884 km (0.077 R)
• M7: 3,080,519 km (0.103 R)
• M8: 3,576,137 km (0.068 R)
• M9: 4,142,215 km (0.061 R)
• M10: 4,475,519 km (0.036 R)
• M11: 5,009,285 km (0.104 R)
• M12: 5,453,291 km (0.09 R)
• M13: 6,567,496 km (0.084 R)
• M14: 7,966,984 km (0.096 R)
• M15: 9,715,783 km (0.108 R)
• M16: 10,041,308 km (0.117 R)
• M17: 10,374,164 km (0.113 R)
• M18: 10,783,314 km (0.055 R)
• M19: 11,743,283 km (0.075 R)
• M20: 13,388,411 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 8.6

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.36 AU - 3.48 AU

Year: 3384 Days

Day: 7.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,187,409 km

• M1: 107,112 km (0.096 R)
• M2: 391,647 km (0.044 R)
• M3: 825,032 km (0.088 R)
• M4: 1,177,634 km (0.118 R)
• M5: 1,485,058 km (0.103 R)
• M6: 2,414,809 km (0.116 R)
• M7: 3,392,880 km (0.054 R)
• M8: 4,134,287 km (0.073 R)
• M9: 6,760,328 km (0.105 R)
• M10: 8,781,545 km (0.094 R)
• M11: 9,810,778 km (0.043 R)
• M12: 10,130,618 km (0.075 R)
• M13: 12,521,940 km (0.09 R)
• M14: 14,430,061 km (0.111 R)
• M15: 20,581,825 km (0.116 R)
• M16: 21,911,002 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 14.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.87 AU - 3.09 AU

Year: 3489 Days

Day: 11.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,187,409 km

• M1: 184,454 km (0.094 R)
• M2: 721,660 km (0.093 R)
• M3: 1,242,111 km (0.118 R)
• M4: 1,953,748 km (0.082 R)
• M5: 2,438,445 km (0.074 R)
• M6: 2,958,896 km (0.096 R)
• M7: 3,657,818 km (0.069 R)
• M8: 4,306,474 km (0.066 R)
• M9: 4,773,967 km (0.105 R)
• M10: 5,527,641 km (0.112 R)
• M11: 6,462,927 km (0.069 R)
• M12: 6,996,244 km (0.092 R)
• M13: 8,182,256 km (0.04 R)
• M14: 8,648,403 km (0.05 R)
• M15: 10,620,850 km (0.066 R)
• M16: 11,751,511 km (0.063 R)
• M17: 12,508,327 km (0.114 R)
• M18: 14,386,079 km (0.039 R)
• M19: 15,722,437 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.4

Radius: 8.5

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.71 AU - 4.33 AU

Year: 4479 Days

Day: 7.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,187,409 km

• M1: 105,766 km (0.043 R)
• M2: 415,433 km (0.069 R)
• M3: 831,315 km (0.075 R)
• M4: 1,799,214 km (0.09 R)
• M5: 2,172,909 km (0.081 R)
• M6: 2,540,172 km (0.069 R)
• M7: 3,177,010 km (0.04 R)
• M8: 4,254,713 km (0.111 R)
• M9: 4,699,767 km (0.1 R)
• M10: 6,302,857 km (0.072 R)
• M11: 8,533,511 km (0.111 R)
• M12: 9,207,450 km (0.092 R)
• M13: 9,592,963 km (0.044 R)
• M14: 12,303,826 km (0.048 R)
• M15: 14,108,874 km (0.114 R)
• M16: 14,763,664 km (0.12 R)
• M17: 16,591,900 km (0.104 R)
• M18: 17,006,136 km (0.052 R)
• M19: 17,533,768 km (0.077 R)
• M20: 18,510,792 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.4

Radius: 6.9

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.33 AU - 8.99 AU

Year: 17285 Days

Day: 18.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,187,409 km

• M1: 85,869 km (0.075 R)
• M2: 419,772 km (0.111 R)
• M3: 657,483 km (0.046 R)
• M4: 884,572 km (0.089 R)
• M5: 1,569,880 km (0.111 R)
• M6: 2,230,654 km (0.067 R)
• M7: 2,541,817 km (0.08 R)
• M8: 2,757,089 km (0.097 R)
• M9: 3,063,016 km (0.091 R)
• M10: 4,451,584 km (0.114 R)
• M11: 5,020,355 km (0.075 R)
• M12: 6,743,573 km (0.1 R)
• M13: 8,141,864 km (0.061 R)
• M14: 8,453,776 km (0.054 R)
• M15: 10,134,059 km (0.106 R)
• M16: 11,434,962 km (0.116 R)
• M17: 13,918,287 km (0.099 R)
• M18: 15,442,689 km (0.096 R)
• M19: 16,326,812 km (0.052 R)
• M20: 23,587,994 km (0.116 R)
• M21: 24,651,336 km (0.06 R)
• M22: 30,450,946 km (0.094 R)
• M23: 32,873,982 km (0.112 R)
• M24: 34,603,932 km (0.038 R)
• M25: 39,561,755 km (0.113 R)
• M26: 43,695,144 km (0.04 R)
• M27: 52,092,821 km (0.105 R)
• M28: 53,529,110 km (0.065 R)
• M29: 57,234,949 km (0.086 R)
• M30: 59,150,400 km (0.092 R)
• M31: 64,125,127 km (0.092 R)
• M32: 64,534,726 km (0.115 R)
• M33: 68,941,880 km (0.09 R)
• M34: 72,209,845 km (0.111 R)
• M35: 73,545,455 km (0.047 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 12,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit