🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.69 AU - 0.85 AU

Year: 256 Days

Day: 14.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.66 AU - 0.88 AU

Year: 256 Days

Day: 12.4 Hours

Environment

Temp: 135 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.76 AU - 1.14 AU

Year: 351 Days

Day: 25.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.4

Radius: 6.1

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 15.47 AU - 19.13 AU

Year: 27253 Days

Day: 16.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,586,673 km

• M1: 128,953 km (0.103 R)
• M2: 694,433 km (0.102 R)
• M3: 1,610,720 km (0.097 R)
• M4: 1,868,029 km (0.094 R)
• M5: 2,683,038 km (0.089 R)
• M6: 3,211,866 km (0.073 R)
• M7: 4,653,092 km (0.043 R)
• M8: 5,023,945 km (0.111 R)
• M9: 6,300,165 km (0.098 R)
• M10: 11,940,603 km (0.091 R)
• M11: 12,849,410 km (0.116 R)
• M12: 18,456,488 km (0.083 R)
• M13: 21,840,541 km (0.101 R)
• M14: 30,823,145 km (0.104 R)
• M15: 32,127,639 km (0.115 R)
• M16: 34,706,856 km (0.105 R)
• M17: 35,549,241 km (0.119 R)
• M18: 38,754,525 km (0.108 R)
• M19: 40,427,179 km (0.073 R)
• M20: 41,988,981 km (0.107 R)
• M21: 60,481,522 km (0.112 R)
• M22: 66,955,818 km (0.114 R)
• M23: 73,646,583 km (0.076 R)
• M24: 74,570,948 km (0.099 R)
• M25: 77,628,878 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.1

Radius: 8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 18.37 AU - 19.95 AU

Year: 31764 Days

Day: 24.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,586,673 km

• M1: 99,483 km (0.111 R)
• M2: 470,186 km (0.073 R)
• M3: 1,849,628 km (0.048 R)
• M4: 2,805,558 km (0.086 R)
• M5: 3,138,563 km (0.088 R)
• M6: 3,578,231 km (0.043 R)
• M7: 3,912,882 km (0.115 R)
• M8: 4,360,479 km (0.084 R)
• M9: 4,677,626 km (0.038 R)
• M10: 5,078,399 km (0.06 R)
• M11: 5,429,655 km (0.108 R)
• M12: 5,759,668 km (0.082 R)
• M13: 6,142,040 km (0.101 R)
• M14: 8,902,270 km (0.028 R)
• M15: 9,837,257 km (0.091 R)
• M16: 11,538,783 km (0.105 R)
• M17: 12,776,705 km (0.093 R)
• M18: 14,169,312 km (0.075 R)
• M19: 14,515,332 km (0.117 R)
• M20: 16,787,574 km (0.101 R)
• M21: 18,129,317 km (0.105 R)
• M22: 18,951,208 km (0.095 R)
• M23: 21,204,301 km (0.049 R)
• M24: 21,566,029 km (0.062 R)
• M25: 23,630,031 km (0.098 R)
• M26: 24,116,822 km (0.099 R)
• M27: 39,793,333 km (0.058 R)
• M28: 45,982,047 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 16,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit