🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.6

Radius: 12

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.97 AU - 1.17 AU

Year: 778 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,694,092 km

• M1: 155,133 km (0.07 R)
• M2: 608,115 km (0.089 R)
• M3: 1,122,732 km (0.112 R)
• M4: 1,608,776 km (0.07 R)
• M5: 1,994,588 km (0.113 R)
• M6: 2,392,220 km (0.103 R)
• M7: 2,935,409 km (0.076 R)
• M8: 3,312,695 km (0.078 R)
• M9: 4,241,100 km (0.082 R)
• M10: 4,645,313 km (0.071 R)
• M11: 5,826,538 km (0.103 R)
• M12: 6,467,565 km (0.115 R)
• M13: 7,220,042 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 10.5

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.95 AU - 1.25 AU

Year: 811 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,694,092 km

• M1: 130,599 km (0.053 R)
• M2: 646,263 km (0.09 R)
• M3: 1,049,878 km (0.073 R)
• M4: 1,646,474 km (0.036 R)
• M5: 2,223,174 km (0.104 R)
• M6: 2,918,206 km (0.1 R)
• M7: 3,330,198 km (0.098 R)
• M8: 3,681,753 km (0.11 R)
• M9: 5,382,083 km (0.102 R)
• M10: 5,792,130 km (0.056 R)
• M11: 6,487,461 km (0.111 R)
• M12: 6,909,178 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 14.6

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.86 AU - 1.44 AU

Year: 867 Days

Day: 11.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,694,092 km

• M1: 181,612 km (0.074 R)
• M2: 846,126 km (0.105 R)
• M3: 1,324,240 km (0.114 R)
• M4: 2,418,848 km (0.09 R)
• M5: 3,258,242 km (0.063 R)
• M6: 4,037,796 km (0.098 R)
• M7: 4,507,533 km (0.106 R)
• M8: 5,578,355 km (0.078 R)
• M9: 6,120,348 km (0.104 R)
• M10: 7,238,443 km (0.074 R)
• M11: 8,117,480 km (0.073 R)
• M12: 9,038,554 km (0.071 R)
• M13: 9,582,940 km (0.119 R)
• M14: 10,118,950 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.2

Radius: 9.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.62 AU - 1.66 AU

Year: 1476 Days

Day: 7 Hours

Environment

Temp: -203 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,694,092 km

• M1: 117,135 km (0.089 R)
• M2: 553,213 km (0.114 R)
• M3: 1,379,592 km (0.093 R)
• M4: 3,051,348 km (0.08 R)
• M5: 3,529,911 km (0.104 R)
• M6: 3,876,380 km (0.112 R)
• M7: 5,816,365 km (0.106 R)
• M8: 6,244,066 km (0.115 R)
• M9: 6,732,802 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.8

Radius: 14.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.66 AU - 1.7 AU

Year: 1531 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,694,092 km

• M1: 180,265 km (0.108 R)
• M2: 688,749 km (0.115 R)
• M3: 1,173,296 km (0.116 R)
• M4: 1,694,944 km (0.107 R)
• M5: 2,168,720 km (0.112 R)
• M6: 2,680,495 km (0.102 R)
• M7: 3,243,880 km (0.095 R)
• M8: 4,072,503 km (0.08 R)
• M9: 6,622,399 km (0.059 R)
• M10: 7,424,692 km (0.098 R)
• M11: 8,095,938 km (0.112 R)
• M12: 8,836,597 km (0.112 R)
• M13: 9,873,160 km (0.104 R)
• M14: 12,151,386 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.1

Radius: 9.1

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.83 AU - 1.99 AU

Year: 1855 Days

Day: 10.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 167.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,694,092 km

• M1: 113,694 km (0.085 R)
• M2: 413,189 km (0.087 R)
• M3: 961,765 km (0.057 R)
• M4: 1,361,041 km (0.063 R)
• M5: 1,710,801 km (0.09 R)
• M6: 2,038,121 km (0.071 R)
• M7: 2,407,479 km (0.097 R)
• M8: 2,720,587 km (0.088 R)
• M9: 3,496,701 km (0.088 R)
• M10: 4,218,211 km (0.102 R)
• M11: 6,028,345 km (0.116 R)
• M12: 7,566,810 km (0.034 R)
• M13: 8,123,314 km (0.082 R)
• M14: 8,550,715 km (0.043 R)
• M15: 8,993,076 km (0.087 R)
• M16: 9,584,137 km (0.048 R)
• M17: 9,992,539 km (0.088 R)
• M18: 12,935,429 km (0.112 R)
• M19: 15,190,916 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.2

Radius: 10.8

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.45 AU - 4.81 AU

Year: 5900 Days

Day: 9.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,694,092 km

• M1: 134,339 km (0.071 R)
• M2: 511,774 km (0.116 R)
• M3: 861,684 km (0.087 R)
• M4: 1,323,792 km (0.058 R)
• M5: 1,834,967 km (0.048 R)
• M6: 2,389,377 km (0.097 R)
• M7: 3,154,271 km (0.11 R)
• M8: 3,858,727 km (0.108 R)
• M9: 7,280,480 km (0.042 R)
• M10: 8,388,850 km (0.071 R)
• M11: 9,475,080 km (0.095 R)
• M12: 11,523,374 km (0.077 R)
• M13: 12,027,370 km (0.101 R)
• M14: 12,388,648 km (0.084 R)
• M15: 13,187,651 km (0.069 R)
• M16: 14,711,903 km (0.115 R)
• M17: 15,425,784 km (0.113 R)
• M18: 18,107,326 km (0.041 R)
• M19: 19,136,111 km (0.089 R)
• M20: 20,936,671 km (0.085 R)
• M21: 23,322,906 km (0.114 R)
• M22: 26,228,695 km (0.118 R)
• M23: 26,837,559 km (0.105 R)
• M24: 27,903,144 km (0.112 R)
• M25: 28,904,553 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.3

Radius: 8.2

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.97 AU - 5.35 AU

Year: 8239 Days

Day: 8.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,694,092 km

• M1: 102,774 km (0.113 R)
• M2: 480,508 km (0.054 R)
• M3: 843,283 km (0.111 R)
• M4: 1,409,362 km (0.074 R)
• M5: 1,665,922 km (0.083 R)
• M6: 1,923,679 km (0.075 R)
• M7: 2,309,492 km (0.111 R)
• M8: 2,727,020 km (0.12 R)
• M9: 4,637,983 km (0.09 R)
• M10: 7,844,912 km (0.058 R)
• M11: 9,670,904 km (0.118 R)
• M12: 11,919,809 km (0.069 R)
• M13: 12,668,247 km (0.103 R)
• M14: 17,153,191 km (0.114 R)
• M15: 17,899,385 km (0.084 R)
• M16: 19,896,367 km (0.107 R)
• M17: 23,491,952 km (0.108 R)
• M18: 25,182,109 km (0.087 R)
• M19: 26,412,551 km (0.041 R)
• M20: 27,224,269 km (0.086 R)
• M21: 29,278,697 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.8

Radius: 5.5

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.95 AU - 6.85 AU

Year: 11381 Days

Day: 18.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,694,092 km

• M1: 68,516 km (0.03 R)
• M2: 292,763 km (0.076 R)
• M3: 555,457 km (0.112 R)
• M4: 902,674 km (0.099 R)
• M5: 1,158,636 km (0.086 R)
• M6: 1,397,394 km (0.102 R)
• M7: 1,640,191 km (0.045 R)
• M8: 1,942,528 km (0.099 R)
• M9: 2,926,284 km (0.113 R)
• M10: 4,654,887 km (0.05 R)
• M11: 6,197,690 km (0.093 R)
• M12: 6,447,967 km (0.069 R)
• M13: 6,742,376 km (0.099 R)
• M14: 7,517,742 km (0.113 R)
• M15: 9,761,411 km (0.08 R)
• M16: 10,248,501 km (0.068 R)
• M17: 10,802,761 km (0.07 R)
• M18: 12,247,578 km (0.079 R)
• M19: 14,182,776 km (0.035 R)
• M20: 14,555,274 km (0.106 R)
• M21: 16,110,793 km (0.119 R)
• M22: 17,631,007 km (0.097 R)
• M23: 17,845,530 km (0.032 R)
• M24: 18,352,667 km (0.1 R)
• M25: 19,700,992 km (0.089 R)
• M26: 22,010,036 km (0.052 R)
• M27: 23,101,352 km (0.092 R)
• M28: 25,573,457 km (0.057 R)
• M29: 29,003,736 km (0.108 R)
• M30: 29,805,581 km (0.083 R)
• M31: 30,110,012 km (0.038 R)
• M32: 32,621,012 km (0.062 R)
• M33: 38,413,292 km (0.043 R)
• M34: 40,238,985 km (0.111 R)
• M35: 41,487,678 km (0.109 R)
• M36: 41,867,358 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.8

Radius: 7.7

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.31 AU - 10.03 AU

Year: 21137 Days

Day: 21.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,694,092 km

• M1: 97,388 km (0.069 R)
• M2: 360,980 km (0.065 R)
• M3: 879,336 km (0.088 R)
• M4: 1,257,520 km (0.098 R)
• M5: 2,237,685 km (0.108 R)
• M6: 3,597,081 km (0.111 R)
• M7: 4,336,244 km (0.101 R)
• M8: 6,071,579 km (0.075 R)
• M9: 7,876,328 km (0.097 R)
• M10: 8,429,391 km (0.079 R)
• M11: 9,334,907 km (0.12 R)
• M12: 10,904,039 km (0.056 R)
• M13: 11,654,871 km (0.091 R)
• M14: 13,051,217 km (0.081 R)
• M15: 15,388,235 km (0.105 R)
• M16: 18,596,661 km (0.073 R)
• M17: 24,572,497 km (0.11 R)
• M18: 25,969,891 km (0.116 R)
• M19: 26,299,754 km (0.114 R)
• M20: 29,633,842 km (0.078 R)
• M21: 30,235,824 km (0.099 R)
• M22: 32,981,693 km (0.094 R)
• M23: 33,239,300 km (0.074 R)
• M24: 37,685,798 km (0.085 R)
• M25: 38,392,349 km (0.106 R)
• M26: 38,963,962 km (0.097 R)
• M27: 39,541,260 km (0.097 R)
• M28: 41,158,114 km (0.115 R)
• M29: 42,361,330 km (0.059 R)
• M30: 45,631,091 km (0.087 R)
• M31: 50,247,232 km (0.115 R)
• M32: 57,740,440 km (0.06 R)
• M33: 59,057,649 km (0.094 R)
• M34: 62,339,826 km (0.07 R)
• M35: 67,591,460 km (0.101 R)
• M36: 69,264,861 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 13,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit