🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 160 Days

Day: 34.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,391,015 km

• M1: 41,738 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.82 AU - 0.82 AU

Year: 327 Days

Day: 19.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.16 AU - 1.42 AU

Year: 644 Days

Day: 18.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.82 AU - 2.3 AU

Year: 1300 Days

Day: 42.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,391,015 km

• M1: 38,895 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.3

Radius: 10.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.8 AU - 4.26 AU

Year: 3557 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,391,015 km

• M1: 135,536 km (0.09 R)
• M2: 773,421 km (0.107 R)
• M3: 1,168,060 km (0.064 R)
• M4: 1,637,199 km (0.052 R)
• M5: 3,540,682 km (0.097 R)
• M6: 4,075,495 km (0.099 R)
• M7: 4,857,144 km (0.058 R)
• M8: 6,938,050 km (0.087 R)
• M9: 7,422,448 km (0.092 R)
• M10: 7,807,962 km (0.058 R)
• M11: 10,594,072 km (0.094 R)
• M12: 12,518,649 km (0.043 R)
• M13: 13,717,526 km (0.079 R)
• M14: 15,038,326 km (0.112 R)
• M15: 15,465,129 km (0.108 R)
• M16: 17,356,345 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.8

Radius: 9.2

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.85 AU - 5.49 AU

Year: 5169 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,391,015 km

• M1: 114,442 km (0.099 R)
• M2: 442,959 km (0.089 R)
• M3: 987,944 km (0.059 R)
• M4: 1,747,154 km (0.081 R)
• M5: 2,566,351 km (0.098 R)
• M6: 3,449,577 km (0.101 R)
• M7: 4,199,063 km (0.113 R)
• M8: 4,651,596 km (0.074 R)
• M9: 5,053,266 km (0.073 R)
• M10: 6,728,164 km (0.07 R)
• M11: 7,137,763 km (0.076 R)
• M12: 7,491,861 km (0.095 R)
• M13: 10,087,085 km (0.058 R)
• M14: 10,398,249 km (0.095 R)
• M15: 10,807,698 km (0.098 R)
• M16: 12,250,869 km (0.104 R)
• M17: 15,165,484 km (0.101 R)
• M18: 16,475,214 km (0.088 R)
• M19: 20,428,786 km (0.052 R)
• M20: 23,235,541 km (0.069 R)
• M21: 24,331,346 km (0.117 R)
• M22: 26,205,957 km (0.028 R)
• M23: 28,438,854 km (0.12 R)
• M24: 29,330,458 km (0.096 R)
• M25: 30,795,470 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.2

Radius: 4.7

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.19 AU - 10.35 AU

Year: 14472 Days

Day: 15.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,391,015 km

• M1: 59,390 km (0.096 R)
• M2: 268,229 km (0.067 R)
• M3: 571,165 km (0.108 R)
• M4: 1,246,150 km (0.03 R)
• M5: 1,477,129 km (0.069 R)
• M6: 3,428,185 km (0.06 R)
• M7: 4,451,285 km (0.117 R)
• M8: 5,046,086 km (0.117 R)
• M9: 6,081,004 km (0.119 R)
• M10: 6,911,272 km (0.069 R)
• M11: 10,281,562 km (0.115 R)
• M12: 12,564,725 km (0.075 R)
• M13: 13,018,007 km (0.073 R)
• M14: 13,171,494 km (0.067 R)
• M15: 21,540,747 km (0.114 R)
• M16: 24,136,719 km (0.108 R)
• M17: 24,679,759 km (0.056 R)
• M18: 26,032,573 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.6

Radius: 3.9

Gravity: 51.72 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.89 AU - 11.87 AU

Year: 14705 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,391,015 km

• M1: 49,218 km (0.115 R)
• M2: 175,179 km (0.085 R)
• M3: 334,650 km (0.105 R)
• M4: 529,427 km (0.091 R)
• M5: 868,864 km (0.098 R)
• M6: 1,086,380 km (0.05 R)
• M7: 1,412,204 km (0.073 R)
• M8: 1,646,773 km (0.044 R)
• M9: 1,852,770 km (0.108 R)
• M10: 3,024,420 km (0.111 R)
• M11: 4,684,209 km (0.109 R)
• M12: 5,062,691 km (0.055 R)
• M13: 5,802,602 km (0.081 R)
• M14: 7,176,659 km (0.097 R)
• M15: 7,915,074 km (0.081 R)
• M16: 8,058,987 km (0.11 R)
• M17: 11,808,807 km (0.083 R)
• M18: 13,369,263 km (0.104 R)
• M19: 13,573,464 km (0.063 R)
• M20: 14,128,173 km (0.109 R)
• M21: 14,770,247 km (0.085 R)
• M22: 16,421,209 km (0.098 R)
• M23: 25,279,796 km (0.1 R)
• M24: 26,867,329 km (0.075 R)
• M25: 32,760,737 km (0.037 R)
• M26: 34,389,858 km (0.112 R)
• M27: 35,159,539 km (0.098 R)
• M28: 39,320,454 km (0.053 R)
• M29: 40,020,871 km (0.066 R)
• M30: 41,015,398 km (0.098 R)
• M31: 44,248,208 km (0.062 R)
• M32: 46,236,064 km (0.12 R)
• M33: 52,555,677 km (0.088 R)
• M34: 58,514,310 km (0.028 R)
• M35: 60,348,978 km (0.115 R)
• M36: 62,981,302 km (0.091 R)
• M37: 64,713,197 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.3

Radius: 7

Gravity: 19.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 10 AU - 12.34 AU

Year: 16415 Days

Day: 20.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 105.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,391,015 km

• M1: 91,404 km (0.066 R)
• M2: 471,832 km (0.077 R)
• M3: 835,803 km (0.112 R)
• M4: 1,649,317 km (0.066 R)
• M5: 2,033,633 km (0.077 R)
• M6: 3,641,212 km (0.106 R)
• M7: 4,164,206 km (0.061 R)
• M8: 4,986,546 km (0.085 R)
• M9: 5,474,983 km (0.059 R)
• M10: 6,858,015 km (0.09 R)
• M11: 9,099,141 km (0.076 R)
• M12: 10,534,832 km (0.079 R)
• M13: 11,024,465 km (0.099 R)
• M14: 11,465,181 km (0.12 R)
• M15: 11,722,340 km (0.091 R)
• M16: 15,738,743 km (0.08 R)
• M17: 17,202,708 km (0.091 R)
• M18: 19,656,861 km (0.092 R)
• M19: 20,587,061 km (0.11 R)
• M20: 21,546,432 km (0.04 R)
• M21: 23,553,886 km (0.06 R)
• M22: 24,709,379 km (0.095 R)
• M23: 25,682,663 km (0.117 R)
• M24: 27,247,008 km (0.092 R)
• M25: 30,441,521 km (0.113 R)
• M26: 33,877,335 km (0.061 R)
• M27: 39,575,219 km (0.061 R)
• M28: 41,507,126 km (0.082 R)
• M29: 42,726,797 km (0.111 R)
• M30: 52,292,684 km (0.064 R)
• M31: 53,178,453 km (0.073 R)
• M32: 55,712,042 km (0.119 R)
• M33: 57,758,242 km (0.1 R)
• M34: 58,704,598 km (0.076 R)
• M35: 60,240,370 km (0.115 R)
• M36: 61,999,940 km (0.104 R)
• M37: 64,804,601 km (0.07 R)
• M38: 66,859,028 km (0.07 R)
• M39: 68,744,710 km (0.044 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: 532 - 19,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit