🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.72 AU - 1.16 AU

Year: 338 Days

Day: 32.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 150.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.96 AU - 1.16 AU

Year: 405 Days

Day: 30.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.52 AU - 2.02 AU

Year: 873 Days

Day: 18.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 14.1

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.38 AU - 5.74 AU

Year: 4221 Days

Day: 13.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,399,854 km

• M1: 175,478 km (0.051 R)
• M2: 961,466 km (0.109 R)
• M3: 1,481,617 km (0.107 R)
• M4: 2,065,947 km (0.116 R)
• M5: 2,554,982 km (0.025 R)
• M6: 2,994,949 km (0.115 R)
• M7: 6,312,731 km (0.081 R)
• M8: 6,869,385 km (0.09 R)
• M9: 7,391,631 km (0.12 R)
• M10: 8,081,726 km (0.047 R)
• M11: 9,551,226 km (0.103 R)
• M12: 10,413,059 km (0.077 R)
• M13: 11,236,894 km (0.11 R)
• M14: 12,577,740 km (0.115 R)
• M15: 13,562,842 km (0.034 R)
• M16: 14,652,064 km (0.093 R)
• M17: 17,539,602 km (0.075 R)
• M18: 22,589,129 km (0.09 R)
• M19: 23,091,479 km (0.105 R)
• M20: 23,601,158 km (0.068 R)
• M21: 25,252,420 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 9.1

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.41 AU - 8.57 AU

Year: 9174 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 110,399,854 km

• M1: 113,395 km (0.113 R)
• M2: 613,650 km (0.105 R)
• M3: 1,510,639 km (0.098 R)
• M4: 1,809,237 km (0.113 R)
• M5: 2,424,533 km (0.1 R)
• M6: 3,382,707 km (0.07 R)
• M7: 3,714,515 km (0.118 R)
• M8: 4,265,933 km (0.102 R)
• M9: 6,549,245 km (0.036 R)
• M10: 8,541,889 km (0.096 R)
• M11: 10,440,585 km (0.056 R)
• M12: 11,686,286 km (0.075 R)
• M13: 17,800,202 km (0.085 R)
• M14: 21,458,767 km (0.115 R)
• M15: 27,841,660 km (0.045 R)
• M16: 28,833,045 km (0.095 R)
• M17: 31,173,204 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.2

Radius: 6.1

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.43 AU - 17.51 AU

Year: 20413 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 110,399,854 km

• M1: 620,532 km (0.11 R)
• M2: 853,905 km (0.106 R)
• M3: 1,185,264 km (0.107 R)
• M4: 1,895,405 km (0.06 R)
• M5: 2,882,452 km (0.107 R)
• M6: 3,188,230 km (0.072 R)
• M7: 3,600,970 km (0.082 R)
• M8: 7,690,527 km (0.11 R)
• M9: 12,265,529 km (0.098 R)
• M10: 12,730,180 km (0.093 R)
• M11: 13,764,949 km (0.117 R)
• M12: 15,612,483 km (0.09 R)
• M13: 18,727,858 km (0.091 R)
• M14: 19,078,067 km (0.096 R)
• M15: 27,034,280 km (0.119 R)
• M16: 39,759,224 km (0.095 R)
• M17: 42,407,107 km (0.102 R)
• M18: 45,642,310 km (0.111 R)
• M19: 61,955,509 km (0.066 R)
• M20: 63,517,012 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.5

Radius: 4.1

Gravity: 47.86 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 16.71 AU - 22.55 AU

Year: 32254 Days

Day: 23.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 110,399,854 km

• M1: 51,013 km (0.086 R)
• M2: 494,571 km (0.047 R)
• M3: 1,044,044 km (0.062 R)
• M4: 1,775,128 km (0.114 R)
• M5: 2,271,644 km (0.114 R)
• M6: 2,686,927 km (0.073 R)
• M7: 2,855,225 km (0.104 R)
• M8: 3,306,711 km (0.072 R)
• M9: 4,016,553 km (0.108 R)
• M10: 4,782,195 km (0.086 R)
• M11: 5,550,380 km (0.12 R)
• M12: 9,259,959 km (0.084 R)
• M13: 9,973,092 km (0.054 R)
• M14: 10,445,522 km (0.041 R)
• M15: 10,583,152 km (0.101 R)
• M16: 10,721,979 km (0.08 R)
• M17: 13,761,957 km (0.071 R)
• M18: 14,262,511 km (0.078 R)
• M19: 17,718,222 km (0.102 R)
• M20: 19,326,399 km (0.094 R)
• M21: 23,412,815 km (0.114 R)
• M22: 36,776,542 km (0.042 R)
• M23: 39,546,048 km (0.056 R)
• M24: 43,866,733 km (0.103 R)
• M25: 44,225,319 km (0.11 R)
• M26: 49,647,793 km (0.111 R)
• M27: 56,761,770 km (0.109 R)
• M28: 57,615,526 km (0.082 R)
• M29: 59,787,687 km (0.103 R)
• M30: 61,116,714 km (0.085 R)
• M31: 61,564,012 km (0.08 R)
• M32: 61,788,558 km (0.089 R)
• M33: 62,691,980 km (0.065 R)
• M34: 65,221,829 km (0.12 R)
• M35: 68,058,504 km (0.105 R)
• M36: 69,750,456 km (0.096 R)
• M37: 72,465,807 km (0.065 R)
• M38: 84,584,880 km (0.088 R)
• M39: 88,524,839 km (0.062 R)
• M40: 89,384,728 km (0.071 R)
• M41: 97,986,007 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit