🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.87 AU - 1.25 AU

Year: 403 Days

Day: 38.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.43 AU - 1.47 AU

Year: 644 Days

Day: 18.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.52 AU - 3.88 AU

Year: 2626 Days

Day: 13.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,716,306 km

• M1: 2,732,854 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.04 AU - 4.78 AU

Year: 3417 Days

Day: 44.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 9.9

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.1 AU - 12.16 AU

Year: 12787 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,716,306 km

• M1: 138,378 km (0.083 R)
• M2: 447,298 km (0.096 R)
• M3: 1,085,632 km (0.12 R)
• M4: 1,537,417 km (0.092 R)
• M5: 2,239,480 km (0.109 R)
• M6: 3,383,754 km (0.096 R)
• M7: 4,042,882 km (0.063 R)
• M8: 4,418,224 km (0.115 R)
• M9: 7,100,065 km (0.032 R)
• M10: 9,216,874 km (0.049 R)
• M11: 10,286,649 km (0.096 R)
• M12: 12,732,424 km (0.113 R)
• M13: 16,980,106 km (0.112 R)
• M14: 20,789,616 km (0.119 R)
• M15: 23,532,044 km (0.113 R)
• M16: 25,424,009 km (0.105 R)
• M17: 26,807,340 km (0.078 R)
• M18: 27,825,802 km (0.091 R)
• M19: 35,810,589 km (0.057 R)
• M20: 41,996,760 km (0.063 R)
• M21: 45,771,713 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.5

Radius: 5.7

Gravity: 27.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10.63 AU - 14.38 AU

Year: 16306 Days

Day: 15.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,716,306 km

• M1: 74,799 km (0.108 R)
• M2: 325,974 km (0.12 R)
• M3: 643,420 km (0.078 R)
• M4: 854,952 km (0.082 R)
• M5: 2,777,584 km (0.092 R)
• M6: 3,963,446 km (0.096 R)
• M7: 5,338,550 km (0.099 R)
• M8: 5,686,963 km (0.098 R)
• M9: 7,004,472 km (0.11 R)
• M10: 7,422,149 km (0.115 R)
• M11: 7,613,185 km (0.118 R)
• M12: 8,775,561 km (0.069 R)
• M13: 11,009,057 km (0.113 R)
• M14: 14,318,311 km (0.072 R)
• M15: 15,919,757 km (0.114 R)
• M16: 25,310,015 km (0.103 R)
• M17: 28,681,053 km (0.098 R)
• M18: 39,542,008 km (0.04 R)
• M19: 40,862,359 km (0.108 R)
• M20: 46,438,769 km (0.089 R)
• M21: 46,762,649 km (0.071 R)
• M22: 47,088,024 km (0.113 R)
• M23: 48,570,988 km (0.047 R)
• M24: 54,095,637 km (0.094 R)
• M25: 62,158,813 km (0.11 R)
• M26: 63,542,892 km (0.098 R)
• M27: 64,342,942 km (0.062 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 14,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit