🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.55 AU - 0.71 AU

Year: 323 Days

Day: 23.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,398,650 km

• M1: 67,169 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.5

Radius: 9

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.98 AU - 1.1 AU

Year: 685 Days

Day: 6.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,398,650 km

• M1: 111,899 km (0.076 R)
• M2: 396,285 km (0.116 R)
• M3: 1,116,449 km (0.068 R)
• M4: 1,790,836 km (0.114 R)
• M5: 2,602,255 km (0.088 R)
• M6: 3,185,836 km (0.117 R)
• M7: 3,696,414 km (0.103 R)
• M8: 4,122,020 km (0.029 R)
• M9: 5,903,880 km (0.076 R)
• M10: 7,375,474 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 8.4

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.07 AU - 1.45 AU

Year: 913 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,398,650 km

• M1: 106,214 km (0.066 R)
• M2: 388,655 km (0.083 R)
• M3: 765,941 km (0.083 R)
• M4: 1,259,315 km (0.092 R)
• M5: 1,528,591 km (0.052 R)
• M6: 1,907,074 km (0.087 R)
• M7: 2,306,350 km (0.093 R)
• M8: 2,636,064 km (0.079 R)
• M9: 3,377,920 km (0.061 R)
• M10: 4,472,677 km (0.12 R)
• M11: 4,817,799 km (0.068 R)
• M12: 5,673,948 km (0.057 R)
• M13: 6,118,553 km (0.091 R)
• M14: 7,365,750 km (0.085 R)
• M15: 7,638,916 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 13.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.4 AU - 2.12 AU

Year: 1508 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,398,650 km

• M1: 171,589 km (0.075 R)
• M2: 842,535 km (0.108 R)
• M3: 1,431,652 km (0.093 R)
• M4: 2,788,056 km (0.096 R)
• M5: 3,460,348 km (0.11 R)
• M6: 5,924,375 km (0.104 R)
• M7: 6,653,964 km (0.086 R)
• M8: 8,293,407 km (0.034 R)
• M9: 8,799,646 km (0.119 R)
• M10: 9,843,540 km (0.096 R)
• M11: 11,407,436 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.3

Radius: 12.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.55 AU - 2.43 AU

Year: 1813 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,398,650 km

• M1: 156,779 km (0.115 R)
• M2: 665,561 km (0.052 R)
• M3: 1,365,380 km (0.067 R)
• M4: 2,011,044 km (0.107 R)
• M5: 2,760,978 km (0.069 R)
• M6: 3,245,526 km (0.048 R)
• M7: 3,952,226 km (0.035 R)
• M8: 4,442,159 km (0.097 R)
• M9: 5,071,517 km (0.088 R)
• M10: 5,630,265 km (0.077 R)
• M11: 6,252,593 km (0.084 R)
• M12: 7,530,458 km (0.086 R)
• M13: 8,315,098 km (0.089 R)
• M14: 8,858,139 km (0.099 R)
• M15: 9,485,851 km (0.103 R)
• M16: 12,225,437 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.7

Radius: 9.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.11 AU - 3.11 AU

Year: 3541 Days

Day: 11.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,398,650 km

• M1: 118,182 km (0.12 R)
• M2: 848,968 km (0.079 R)
• M3: 1,436,738 km (0.115 R)
• M4: 1,751,492 km (0.07 R)
• M5: 2,060,112 km (0.103 R)
• M6: 2,937,205 km (0.088 R)
• M7: 3,545,918 km (0.101 R)
• M8: 4,822,736 km (0.042 R)
• M9: 5,309,827 km (0.114 R)
• M10: 6,468,762 km (0.107 R)
• M11: 7,246,820 km (0.095 R)
• M12: 7,658,513 km (0.116 R)
• M13: 9,205,954 km (0.061 R)
• M14: 9,689,304 km (0.119 R)
• M15: 9,995,083 km (0.105 R)
• M16: 10,951,611 km (0.096 R)
• M17: 11,325,606 km (0.097 R)
• M18: 11,751,212 km (0.103 R)
• M19: 12,320,432 km (0.072 R)
• M20: 12,907,753 km (0.106 R)
• M21: 13,561,197 km (0.096 R)
• M22: 15,653,921 km (0.05 R)
• M23: 18,590,976 km (0.088 R)
• M24: 19,004,614 km (0.114 R)
• M25: 19,545,261 km (0.119 R)
• M26: 20,282,180 km (0.046 R)
• M27: 21,876,744 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 14.3

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.75 AU - 6.91 AU

Year: 9089 Days

Day: 12.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,398,650 km

• M1: 178,919 km (0.112 R)
• M2: 721,660 km (0.114 R)
• M3: 1,382,584 km (0.105 R)
• M4: 2,046,200 km (0.1 R)
• M5: 4,160,616 km (0.085 R)
• M6: 5,330,771 km (0.101 R)
• M7: 6,262,466 km (0.095 R)
• M8: 7,504,577 km (0.069 R)
• M9: 8,720,957 km (0.094 R)
• M10: 11,991,017 km (0.1 R)
• M11: 12,684,553 km (0.075 R)
• M12: 13,466,052 km (0.107 R)
• M13: 14,152,108 km (0.106 R)
• M14: 16,632,590 km (0.04 R)
• M15: 19,234,097 km (0.062 R)
• M16: 20,428,038 km (0.106 R)
• M17: 21,840,392 km (0.112 R)
• M18: 24,858,977 km (0.092 R)
• M19: 27,645,088 km (0.113 R)
• M20: 28,246,621 km (0.111 R)
• M21: 28,754,506 km (0.116 R)
• M22: 30,209,046 km (0.057 R)
• M23: 32,040,573 km (0.074 R)
• M24: 40,624,050 km (0.094 R)
• M25: 42,853,507 km (0.065 R)
• M26: 45,718,904 km (0.045 R)
• M27: 46,278,849 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193

Radius: 3.1

Gravity: 20.08 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.97 AU - 8.19 AU

Year: 13475 Days

Day: 19.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,398,650 km

• M1: 52,808 km (0.116 R)
• M2: 195,375 km (0.065 R)
• M3: 568,023 km (0.116 R)
• M4: 809,175 km (0.103 R)
• M5: 1,270,086 km (0.1 R)
• M6: 1,766,452 km (0.109 R)
• M7: 2,042,011 km (0.028 R)
• M8: 2,292,887 km (0.108 R)
• M9: 2,835,628 km (0.119 R)
• M10: 2,999,288 km (0.089 R)
• M11: 3,345,607 km (0.102 R)
• M12: 4,912,345 km (0.11 R)
• M13: 6,035,526 km (0.117 R)
• M14: 6,341,005 km (0.115 R)
• M15: 6,444,975 km (0.072 R)
• M16: 7,168,281 km (0.069 R)
• M17: 7,357,223 km (0.09 R)
• M18: 8,990,234 km (0.092 R)
• M19: 9,614,655 km (0.056 R)
• M20: 10,800,517 km (0.083 R)
• M21: 16,130,540 km (0.116 R)
• M22: 17,318,796 km (0.102 R)
• M23: 18,777,375 km (0.074 R)
• M24: 21,309,169 km (0.102 R)
• M25: 23,557,625 km (0.111 R)
• M26: 26,855,211 km (0.053 R)
• M27: 34,775,371 km (0.097 R)
• M28: 35,099,400 km (0.094 R)
• M29: 35,863,098 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.2

Radius: 3.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.42 AU - 10.6 AU

Year: 16029 Days

Day: 15.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,398,650 km

• M1: 48,470 km (0.092 R)
• M2: 171,290 km (0.093 R)
• M3: 1,525,449 km (0.114 R)
• M4: 2,135,061 km (0.117 R)
• M5: 2,268,203 km (0.092 R)
• M6: 8,330,507 km (0.11 R)
• M7: 9,668,062 km (0.119 R)
• M8: 12,760,100 km (0.101 R)
• M9: 13,200,067 km (0.065 R)
• M10: 25,542,490 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.8

Radius: 3.6

Gravity: 40.26 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.17 AU - 11.53 AU

Year: 19960 Days

Day: 15.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,398,650 km

• M1: 44,730 km (0.069 R)
• M2: 170,691 km (0.116 R)
• M3: 520,451 km (0.092 R)
• M4: 944,860 km (0.097 R)
• M5: 1,167,911 km (0.052 R)
• M6: 1,843,345 km (0.107 R)
• M7: 2,582,658 km (0.096 R)
• M8: 2,843,407 km (0.101 R)
• M9: 3,473,064 km (0.07 R)
• M10: 4,384,265 km (0.081 R)
• M11: 4,930,447 km (0.103 R)
• M12: 5,109,964 km (0.064 R)
• M13: 6,406,828 km (0.119 R)
• M14: 7,017,935 km (0.098 R)
• M15: 9,740,317 km (0.104 R)
• M16: 10,080,503 km (0.096 R)
• M17: 11,583,513 km (0.094 R)
• M18: 12,956,372 km (0.037 R)
• M19: 15,025,161 km (0.109 R)
• M20: 21,755,719 km (0.068 R)
• M21: 25,608,762 km (0.029 R)
• M22: 25,823,285 km (0.087 R)
• M23: 27,470,507 km (0.074 R)
• M24: 30,730,395 km (0.109 R)
• M25: 32,453,014 km (0.108 R)
• M26: 34,761,010 km (0.101 R)
• M27: 36,902,204 km (0.113 R)
• M28: 37,175,968 km (0.087 R)
• M29: 38,005,189 km (0.084 R)
• M30: 42,938,030 km (0.095 R)
• M31: 45,087,452 km (0.077 R)
• M32: 46,188,642 km (0.077 R)
• M33: 48,444,428 km (0.119 R)
• M34: 52,480,279 km (0.08 R)
• M35: 53,698,305 km (0.03 R)
• M36: 60,640,843 km (0.118 R)
• M37: 66,324,366 km (0.087 R)
• M38: 67,542,840 km (0.06 R)
• M39: 68,983,318 km (0.112 R)
• M40: 69,398,602 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 18,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit