🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.23 AU - 1.43 AU

Year: 537 Days

Day: 33.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.21 AU - 1.57 AU

Year: 573 Days

Day: 19.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.25 AU - 4.31 AU

Year: 2571 Days

Day: 43.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.32 AU - 4.5 AU

Year: 3240 Days

Day: 22.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855

Radius: 8

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.64 AU - 8.68 AU

Year: 7417 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,888,571 km

• M1: 99,483 km (0.092 R)
• M2: 371,003 km (0.062 R)
• M3: 893,548 km (0.099 R)
• M4: 1,227,151 km (0.052 R)
• M5: 1,801,906 km (0.047 R)
• M6: 2,236,339 km (0.098 R)
• M7: 3,225,031 km (0.073 R)
• M8: 3,943,849 km (0.109 R)
• M9: 4,765,141 km (0.066 R)
• M10: 6,134,560 km (0.077 R)
• M11: 7,547,961 km (0.105 R)
• M12: 9,395,494 km (0.032 R)
• M13: 10,799,769 km (0.069 R)
• M14: 11,055,283 km (0.036 R)
• M15: 15,135,116 km (0.097 R)
• M16: 15,649,882 km (0.051 R)
• M17: 16,443,798 km (0.092 R)
• M18: 16,919,070 km (0.073 R)
• M19: 22,937,393 km (0.062 R)
• M20: 23,702,287 km (0.109 R)
• M21: 26,933,002 km (0.113 R)
• M22: 27,309,241 km (0.114 R)
• M23: 27,975,849 km (0.063 R)
• M24: 28,849,052 km (0.043 R)
• M25: 29,540,493 km (0.101 R)
• M26: 31,265,955 km (0.069 R)
• M27: 32,843,315 km (0.044 R)
• M28: 36,384,297 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.8

Radius: 10.1

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.37 AU - 9.63 AU

Year: 8670 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,888,571 km

• M1: 149,747 km (0.113 R)
• M2: 482,304 km (0.069 R)
• M3: 1,197,830 km (0.085 R)
• M4: 1,880,894 km (0.068 R)
• M5: 2,237,835 km (0.054 R)
• M6: 2,579,666 km (0.065 R)
• M7: 3,616,678 km (0.117 R)
• M8: 7,945,741 km (0.08 R)
• M9: 9,705,162 km (0.077 R)
• M10: 11,766,621 km (0.065 R)
• M11: 12,514,311 km (0.1 R)
• M12: 13,232,380 km (0.103 R)
• M13: 13,914,547 km (0.095 R)
• M14: 18,280,860 km (0.056 R)
• M15: 19,205,225 km (0.057 R)
• M16: 23,394,265 km (0.109 R)
• M17: 24,207,927 km (0.068 R)
• M18: 32,068,697 km (0.114 R)
• M19: 32,735,604 km (0.084 R)
• M20: 35,025,948 km (0.078 R)
• M21: 37,054,944 km (0.047 R)
• M22: 46,805,135 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.2

Radius: 7.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 12.4 AU - 18.84 AU

Year: 21597 Days

Day: 21.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 152.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,888,571 km

• M1: 91,255 km (0.106 R)
• M2: 414,685 km (0.09 R)
• M3: 1,451,399 km (0.101 R)
• M4: 3,545,170 km (0.109 R)
• M5: 3,844,665 km (0.096 R)
• M6: 11,722,190 km (0.03 R)
• M7: 17,422,467 km (0.113 R)
• M8: 18,809,389 km (0.106 R)
• M9: 20,426,243 km (0.09 R)
• M10: 21,472,381 km (0.033 R)
• M11: 27,339,609 km (0.083 R)
• M12: 42,494,023 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.1

Radius: 5.4

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 13.48 AU - 17.76 AU

Year: 21597 Days

Day: 24.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,888,571 km

• M1: 67,319 km (0.115 R)
• M2: 263,591 km (0.079 R)
• M3: 762,052 km (0.08 R)
• M4: 1,855,911 km (0.103 R)
• M5: 2,832,935 km (0.107 R)
• M6: 3,848,405 km (0.103 R)
• M7: 4,948,249 km (0.059 R)
• M8: 5,191,046 km (0.068 R)
• M9: 6,776,784 km (0.045 R)
• M10: 7,076,428 km (0.105 R)
• M11: 8,413,384 km (0.111 R)
• M12: 11,758,841 km (0.065 R)
• M13: 12,129,246 km (0.085 R)
• M14: 13,089,514 km (0.077 R)
• M15: 14,729,706 km (0.085 R)
• M16: 17,840,593 km (0.097 R)
• M17: 26,357,200 km (0.091 R)
• M18: 27,527,953 km (0.097 R)
• M19: 28,844,115 km (0.119 R)
• M20: 33,165,549 km (0.113 R)
• M21: 37,367,155 km (0.072 R)
• M22: 43,064,290 km (0.044 R)
• M23: 43,649,368 km (0.106 R)
• M24: 50,276,404 km (0.065 R)
• M25: 50,762,297 km (0.03 R)
• M26: 52,073,373 km (0.06 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 19,815 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit