🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.51 AU - 0.59 AU

Year: 259 Days

Day: 30.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 10.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.2 AU - 1.34 AU

Year: 910 Days

Day: 12.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,352,634 km

• M1: 128,056 km (0.098 R)
• M2: 551,717 km (0.12 R)
• M3: 1,160,580 km (0.075 R)
• M4: 1,588,580 km (0.055 R)
• M5: 2,009,249 km (0.105 R)
• M6: 2,461,334 km (0.116 R)
• M7: 3,357,724 km (0.103 R)
• M8: 3,881,317 km (0.098 R)
• M9: 4,570,963 km (0.119 R)
• M10: 5,232,934 km (0.118 R)
• M11: 5,559,506 km (0.113 R)
• M12: 5,957,586 km (0.054 R)
• M13: 6,456,495 km (0.09 R)
• M14: 6,811,490 km (0.084 R)
• M15: 7,312,494 km (0.114 R)
• M16: 7,768,019 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.2

Radius: 12.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.58 AU - 2.62 AU

Year: 1935 Days

Day: 8.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,352,634 km

• M1: 156,779 km (0.083 R)
• M2: 628,311 km (0.085 R)
• M3: 1,307,186 km (0.078 R)
• M4: 1,779,317 km (0.027 R)
• M5: 2,601,956 km (0.078 R)
• M6: 3,017,539 km (0.111 R)
• M7: 3,786,621 km (0.113 R)
• M8: 4,421,365 km (0.039 R)
• M9: 4,953,933 km (0.079 R)
• M10: 5,347,376 km (0.104 R)
• M11: 6,001,418 km (0.118 R)
• M12: 6,603,848 km (0.116 R)
• M13: 7,385,348 km (0.1 R)
• M14: 8,781,844 km (0.099 R)
• M15: 9,794,921 km (0.076 R)
• M16: 10,453,450 km (0.065 R)
• M17: 11,936,414 km (0.073 R)
• M18: 12,447,291 km (0.092 R)
• M19: 14,111,717 km (0.085 R)
• M20: 15,362,056 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.4

Radius: 12.2

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.35 AU - 4.35 AU

Year: 5769 Days

Day: 9.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,352,634 km

• M1: 151,692 km (0.072 R)
• M2: 662,868 km (0.114 R)
• M3: 1,099,694 km (0.038 R)
• M4: 1,494,034 km (0.107 R)
• M5: 2,029,146 km (0.101 R)
• M6: 2,477,939 km (0.088 R)
• M7: 3,361,614 km (0.085 R)
• M8: 4,444,852 km (0.104 R)
• M9: 5,124,325 km (0.035 R)
• M10: 6,158,645 km (0.102 R)
• M11: 6,933,861 km (0.097 R)
• M12: 9,610,018 km (0.073 R)
• M13: 10,282,161 km (0.049 R)
• M14: 11,033,292 km (0.112 R)
• M15: 11,422,545 km (0.031 R)
• M16: 14,351,971 km (0.068 R)
• M17: 18,830,782 km (0.046 R)
• M18: 21,050,066 km (0.101 R)
• M19: 22,030,680 km (0.095 R)
• M20: 23,279,224 km (0.091 R)
• M21: 24,001,931 km (0.1 R)
• M22: 30,237,619 km (0.065 R)
• M23: 31,778,627 km (0.03 R)
• M24: 34,084,528 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 8.9

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.62 AU - 5.34 AU

Year: 6029 Days

Day: 13.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,352,634 km

• M1: 167,699 km (0.102 R)
• M2: 567,275 km (0.112 R)
• M3: 868,116 km (0.114 R)
• M4: 1,235,080 km (0.117 R)
• M5: 1,945,072 km (0.065 R)
• M6: 2,924,190 km (0.112 R)
• M7: 3,423,248 km (0.097 R)
• M8: 4,076,243 km (0.058 R)
• M9: 5,208,399 km (0.119 R)
• M10: 6,136,804 km (0.1 R)
• M11: 7,135,519 km (0.05 R)
• M12: 7,616,776 km (0.074 R)
• M13: 7,923,750 km (0.119 R)
• M14: 9,628,269 km (0.08 R)
• M15: 12,385,657 km (0.1 R)
• M16: 14,317,563 km (0.107 R)
• M17: 23,738,041 km (0.112 R)
• M18: 25,657,381 km (0.113 R)
• M19: 29,144,657 km (0.109 R)
• M20: 31,736,141 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.5

Radius: 13.4

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.9 AU - 5.4 AU

Year: 6375 Days

Day: 6.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,352,634 km

• M1: 167,101 km (0.091 R)
• M2: 633,098 km (0.09 R)
• M3: 1,286,841 km (0.112 R)
• M4: 1,740,870 km (0.085 R)
• M5: 2,320,413 km (0.058 R)
• M6: 3,922,606 km (0.068 R)
• M7: 4,567,373 km (0.062 R)
• M8: 5,745,905 km (0.115 R)
• M9: 6,406,828 km (0.08 R)
• M10: 7,802,427 km (0.086 R)
• M11: 8,364,915 km (0.117 R)
• M12: 9,127,714 km (0.078 R)
• M13: 10,743,521 km (0.096 R)
• M14: 11,188,275 km (0.1 R)
• M15: 15,019,028 km (0.063 R)
• M16: 15,638,662 km (0.102 R)
• M17: 16,275,351 km (0.117 R)
• M18: 17,464,803 km (0.055 R)
• M19: 19,502,177 km (0.089 R)
• M20: 21,149,997 km (0.115 R)
• M21: 21,693,337 km (0.09 R)
• M22: 23,215,196 km (0.093 R)
• M23: 24,044,118 km (0.084 R)
• M24: 25,586,023 km (0.103 R)
• M25: 32,110,285 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.1

Radius: 14.2

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.2 AU - 6.34 AU

Year: 8812 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,352,634 km

• M1: 178,021 km (0.056 R)
• M2: 643,420 km (0.075 R)
• M3: 1,222,215 km (0.11 R)
• M4: 1,693,897 km (0.039 R)
• M5: 2,325,499 km (0.056 R)
• M6: 2,915,962 km (0.068 R)
• M7: 4,070,109 km (0.102 R)
• M8: 5,058,802 km (0.098 R)
• M9: 6,347,288 km (0.096 R)
• M10: 7,470,170 km (0.117 R)
• M11: 9,517,865 km (0.112 R)
• M12: 12,029,763 km (0.087 R)
• M13: 14,566,195 km (0.069 R)
• M14: 16,028,365 km (0.097 R)
• M15: 16,724,593 km (0.091 R)
• M16: 21,584,130 km (0.117 R)
• M17: 26,727,455 km (0.099 R)
• M18: 27,410,818 km (0.028 R)
• M19: 28,812,251 km (0.03 R)
• M20: 31,757,833 km (0.077 R)
• M21: 37,144,703 km (0.107 R)
• M22: 37,995,914 km (0.1 R)
• M23: 42,316,450 km (0.063 R)
• M24: 45,142,803 km (0.079 R)
• M25: 46,391,796 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.1

Radius: 5.6

Gravity: 28.67 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.81 AU - 8.03 AU

Year: 11574 Days

Day: 15.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,352,634 km

• M1: 69,713 km (0.103 R)
• M2: 525,089 km (0.107 R)
• M3: 745,596 km (0.102 R)
• M4: 961,765 km (0.104 R)
• M5: 1,493,585 km (0.107 R)
• M6: 1,677,142 km (0.082 R)
• M7: 3,092,487 km (0.119 R)
• M8: 3,577,035 km (0.103 R)
• M9: 3,994,263 km (0.066 R)
• M10: 5,093,359 km (0.093 R)
• M11: 5,621,140 km (0.12 R)
• M12: 5,804,846 km (0.027 R)
• M13: 6,540,419 km (0.079 R)
• M14: 7,779,987 km (0.115 R)
• M15: 9,017,760 km (0.083 R)
• M16: 11,285,813 km (0.096 R)
• M17: 13,510,782 km (0.105 R)
• M18: 14,109,622 km (0.071 R)
• M19: 15,647,488 km (0.104 R)
• M20: 22,826,989 km (0.066 R)
• M21: 23,295,979 km (0.107 R)
• M22: 26,142,976 km (0.073 R)
• M23: 26,863,439 km (0.077 R)
• M24: 27,491,451 km (0.08 R)
• M25: 28,994,611 km (0.116 R)
• M26: 29,323,726 km (0.105 R)
• M27: 30,101,336 km (0.117 R)
• M28: 32,753,107 km (0.098 R)
• M29: 32,990,818 km (0.086 R)
• M30: 37,209,778 km (0.109 R)
• M31: 39,448,211 km (0.088 R)
• M32: 41,635,331 km (0.072 R)
• M33: 44,336,022 km (0.055 R)
• M34: 50,715,922 km (0.111 R)
• M35: 51,353,508 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861

Radius: 5.9

Gravity: 24.73 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.42 AU - 10.14 AU

Year: 16542 Days

Day: 23 Hours

Environment

Temp: -223 °C

Axial Tilt: 93.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,352,634 km

• M1: 73,453 km (0.054 R)
• M2: 516,262 km (0.09 R)
• M3: 1,746,555 km (0.096 R)
• M4: 2,397,755 km (0.074 R)
• M5: 2,600,609 km (0.084 R)
• M6: 2,914,167 km (0.111 R)
• M7: 3,334,537 km (0.045 R)
• M8: 5,661,232 km (0.043 R)
• M9: 6,230,452 km (0.092 R)
• M10: 7,108,741 km (0.104 R)
• M11: 8,524,984 km (0.074 R)
• M12: 8,786,930 km (0.097 R)
• M13: 10,652,416 km (0.103 R)
• M14: 11,266,066 km (0.11 R)
• M15: 13,529,631 km (0.112 R)
• M16: 13,814,316 km (0.113 R)
• M17: 18,492,990 km (0.118 R)
• M18: 21,138,030 km (0.106 R)
• M19: 22,401,533 km (0.105 R)
• M20: 23,611,930 km (0.046 R)
• M21: 24,971,625 km (0.056 R)
• M22: 25,400,222 km (0.104 R)
• M23: 34,241,905 km (0.074 R)
• M24: 38,201,761 km (0.095 R)
• M25: 41,252,510 km (0.056 R)
• M26: 46,529,875 km (0.066 R)
• M27: 50,514,414 km (0.071 R)
• M28: 58,587,612 km (0.087 R)
• M29: 63,622,628 km (0.107 R)
• M30: 66,244,929 km (0.034 R)
• M31: 69,781,722 km (0.063 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 19,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit