🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.67 AU - 0.69 AU

Year: 248 Days

Day: 47.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.84 AU - 1.06 AU

Year: 410 Days

Day: 14.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.8

Radius: 11.7

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.78 AU - 2.96 AU

Year: 2154 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,106,453 km

• M1: 149,747 km (0.06 R)
• M2: 1,169,855 km (0.106 R)
• M3: 1,620,444 km (0.104 R)
• M4: 2,124,589 km (0.087 R)
• M5: 2,489,907 km (0.076 R)
• M6: 3,793,802 km (0.085 R)
• M7: 4,439,616 km (0.1 R)
• M8: 4,822,138 km (0.083 R)
• M9: 6,632,721 km (0.119 R)
• M10: 7,394,772 km (0.106 R)
• M11: 9,228,393 km (0.092 R)
• M12: 10,583,301 km (0.102 R)
• M13: 12,562,930 km (0.034 R)
• M14: 13,332,461 km (0.046 R)
• M15: 15,394,219 km (0.118 R)
• M16: 16,779,645 km (0.105 R)
• M17: 17,346,172 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 9.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.55 AU - 5.63 AU

Year: 4356 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,106,453 km

• M1: 113,246 km (0.096 R)
• M2: 474,824 km (0.059 R)
• M3: 1,088,175 km (0.063 R)
• M4: 1,605,634 km (0.113 R)
• M5: 2,617,364 km (0.104 R)
• M6: 3,857,231 km (0.108 R)
• M7: 5,162,922 km (0.077 R)
• M8: 5,916,596 km (0.101 R)
• M9: 6,438,543 km (0.087 R)
• M10: 7,022,573 km (0.055 R)
• M11: 8,802,339 km (0.104 R)
• M12: 9,138,336 km (0.106 R)
• M13: 9,521,755 km (0.076 R)
• M14: 10,821,611 km (0.101 R)
• M15: 12,052,652 km (0.1 R)
• M16: 14,172,005 km (0.054 R)
• M17: 14,948,118 km (0.094 R)
• M18: 16,698,114 km (0.074 R)
• M19: 17,858,994 km (0.093 R)
• M20: 20,018,289 km (0.092 R)
• M21: 20,600,524 km (0.107 R)
• M22: 21,528,630 km (0.105 R)
• M23: 23,254,839 km (0.101 R)
• M24: 24,115,476 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.6

Radius: 13.4

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.66 AU - 5.14 AU

Year: 4804 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,106,453 km

• M1: 166,951 km (0.071 R)
• M2: 778,208 km (0.096 R)
• M3: 1,378,544 km (0.055 R)
• M4: 1,957,787 km (0.087 R)
• M5: 3,023,822 km (0.097 R)
• M6: 3,704,941 km (0.114 R)
• M7: 4,169,143 km (0.083 R)
• M8: 4,651,297 km (0.055 R)
• M9: 5,585,685 km (0.064 R)
• M10: 6,352,823 km (0.089 R)
• M11: 9,015,665 km (0.106 R)
• M12: 10,143,334 km (0.049 R)
• M13: 11,909,038 km (0.086 R)
• M14: 13,653,050 km (0.085 R)
• M15: 14,315,619 km (0.112 R)
• M16: 16,284,925 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.7

Radius: 11.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.85 AU - 7.87 AU

Year: 8844 Days

Day: 14.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,106,453 km

• M1: 144,512 km (0.094 R)
• M2: 507,286 km (0.113 R)
• M3: 880,234 km (0.1 R)
• M4: 1,399,039 km (0.118 R)
• M5: 2,571,737 km (0.074 R)
• M6: 6,695,851 km (0.109 R)
• M7: 8,421,014 km (0.076 R)
• M8: 9,341,489 km (0.088 R)
• M9: 10,721,380 km (0.095 R)
• M10: 11,908,888 km (0.071 R)
• M11: 12,562,332 km (0.058 R)
• M12: 13,239,561 km (0.079 R)
• M13: 14,544,204 km (0.1 R)
• M14: 18,036,866 km (0.11 R)
• M15: 20,320,028 km (0.088 R)
• M16: 24,225,580 km (0.089 R)
• M17: 24,921,808 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625

Radius: 6.6

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.68 AU - 11.92 AU

Year: 13589 Days

Day: 17.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,106,453 km

• M1: 83,176 km (0.09 R)
• M2: 328,667 km (0.114 R)
• M3: 544,536 km (0.105 R)
• M4: 802,443 km (0.11 R)
• M5: 1,319,004 km (0.117 R)
• M6: 1,635,254 km (0.067 R)
• M7: 1,896,303 km (0.031 R)
• M8: 2,360,355 km (0.095 R)
• M9: 3,109,541 km (0.118 R)
• M10: 4,362,274 km (0.039 R)
• M11: 4,867,765 km (0.036 R)
• M12: 5,661,980 km (0.093 R)
• M13: 6,341,454 km (0.118 R)
• M14: 6,823,757 km (0.072 R)
• M15: 10,084,093 km (0.059 R)
• M16: 10,853,026 km (0.104 R)
• M17: 11,838,727 km (0.092 R)
• M18: 13,137,087 km (0.092 R)
• M19: 13,986,803 km (0.098 R)
• M20: 15,152,469 km (0.104 R)
• M21: 17,365,470 km (0.116 R)
• M22: 18,228,201 km (0.067 R)
• M23: 27,109,528 km (0.032 R)
• M24: 28,807,164 km (0.053 R)
• M25: 35,058,710 km (0.084 R)
• M26: 40,097,465 km (0.118 R)
• M27: 41,739,751 km (0.068 R)
• M28: 43,000,711 km (0.086 R)
• M29: 48,912,669 km (0.102 R)
• M30: 55,679,729 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.8

Radius: 5.2

Gravity: 27.17 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 12.07 AU - 12.71 AU

Year: 19317 Days

Day: 23.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 105.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,106,453 km

• M1: 64,925 km (0.062 R)
• M2: 353,350 km (0.093 R)
• M3: 852,409 km (0.112 R)
• M4: 1,340,397 km (0.117 R)
• M5: 2,138,352 km (0.088 R)
• M6: 2,509,953 km (0.086 R)
• M7: 4,858,640 km (0.106 R)
• M8: 5,305,488 km (0.075 R)
• M9: 6,675,655 km (0.106 R)
• M10: 7,563,220 km (0.109 R)
• M11: 8,317,642 km (0.098 R)
• M12: 12,442,055 km (0.102 R)
• M13: 13,276,213 km (0.103 R)
• M14: 14,901,294 km (0.117 R)
• M15: 15,682,046 km (0.07 R)
• M16: 16,163,452 km (0.072 R)
• M17: 16,489,724 km (0.096 R)
• M18: 18,099,996 km (0.116 R)
• M19: 22,731,097 km (0.092 R)
• M20: 25,482,053 km (0.111 R)
• M21: 27,511,497 km (0.078 R)
• M22: 28,211,316 km (0.105 R)
• M23: 30,012,474 km (0.105 R)
• M24: 36,848,798 km (0.076 R)
• M25: 38,417,032 km (0.065 R)
• M26: 41,229,323 km (0.079 R)
• M27: 42,608,166 km (0.109 R)
• M28: 44,334,825 km (0.044 R)
• M29: 45,619,571 km (0.108 R)
• M30: 46,763,846 km (0.099 R)
• M31: 55,499,164 km (0.084 R)
• M32: 56,615,165 km (0.098 R)
• M33: 64,237,026 km (0.09 R)
• M34: 64,645,279 km (0.103 R)
• M35: 67,341,631 km (0.068 R)
• M36: 67,762,899 km (0.108 R)
• M37: 71,197,367 km (0.076 R)
• M38: 72,293,919 km (0.06 R)
• M39: 74,971,571 km (0.118 R)
• M40: 75,651,045 km (0.029 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 12,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit