🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.39 AU - 0.63 AU

Year: 131 Days

Day: 16.3 Hours

Environment

Temp: 272 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.04 AU - 1.46 AU

Year: 503 Days

Day: 45.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 68 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,469,511 km

• M1: 192,084 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.12 AU - 1.64 AU

Year: 583 Days

Day: 47.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,469,511 km

• M1: 37,100 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.85 AU - 4.97 AU

Year: 3333 Days

Day: 18.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 8.1

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.19 AU - 6.05 AU

Year: 4169 Days

Day: 9.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,469,511 km

• M1: 104,868 km (0.062 R)
• M2: 421,417 km (0.098 R)
• M3: 743,202 km (0.098 R)
• M4: 1,128,267 km (0.119 R)
• M5: 2,062,655 km (0.061 R)
• M6: 3,026,814 km (0.088 R)
• M7: 3,889,993 km (0.09 R)
• M8: 4,241,548 km (0.091 R)
• M9: 4,519,052 km (0.037 R)
• M10: 6,093,720 km (0.028 R)
• M11: 6,568,992 km (0.112 R)
• M12: 7,229,915 km (0.107 R)
• M13: 8,357,285 km (0.053 R)
• M14: 11,216,549 km (0.113 R)
• M15: 12,345,265 km (0.106 R)
• M16: 12,722,102 km (0.055 R)
• M17: 13,009,629 km (0.037 R)
• M18: 14,254,732 km (0.119 R)
• M19: 15,962,242 km (0.092 R)
• M20: 17,212,432 km (0.053 R)
• M21: 17,564,436 km (0.07 R)
• M22: 18,896,305 km (0.068 R)
• M23: 19,650,578 km (0.115 R)
• M24: 21,219,112 km (0.083 R)
• M25: 21,488,388 km (0.097 R)
• M26: 22,309,979 km (0.118 R)
• M27: 23,798,029 km (0.09 R)
• M28: 24,088,848 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.9

Radius: 12.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.43 AU - 10.13 AU

Year: 8575 Days

Day: 10.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,469,511 km

• M1: 153,039 km (0.059 R)
• M2: 683,363 km (0.086 R)
• M3: 1,272,479 km (0.038 R)
• M4: 3,284,272 km (0.106 R)
• M5: 5,806,641 km (0.093 R)
• M6: 7,804,820 km (0.082 R)
• M7: 9,109,314 km (0.115 R)
• M8: 9,858,948 km (0.111 R)
• M9: 12,675,876 km (0.099 R)
• M10: 14,887,681 km (0.088 R)
• M11: 17,478,716 km (0.082 R)
• M12: 19,269,702 km (0.061 R)
• M13: 21,180,067 km (0.103 R)
• M14: 22,972,548 km (0.032 R)
• M15: 26,680,032 km (0.053 R)
• M16: 35,257,376 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.4

Radius: 9.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.09 AU - 9.49 AU

Year: 10190 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,469,511 km

• M1: 117,734 km (0.063 R)
• M2: 436,676 km (0.083 R)
• M3: 1,279,959 km (0.103 R)
• M4: 1,615,208 km (0.111 R)
• M5: 1,935,198 km (0.102 R)
• M6: 2,895,317 km (0.043 R)
• M7: 3,444,940 km (0.112 R)
• M8: 4,506,935 km (0.084 R)
• M9: 5,125,522 km (0.036 R)
• M10: 6,199,186 km (0.037 R)
• M11: 9,313,365 km (0.062 R)
• M12: 11,145,191 km (0.058 R)
• M13: 11,805,815 km (0.113 R)
• M14: 13,342,036 km (0.082 R)
• M15: 15,156,059 km (0.096 R)
• M16: 16,122,312 km (0.117 R)
• M17: 19,092,129 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 13.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.25 AU - 12.29 AU

Year: 11845 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,469,511 km

• M1: 182,360 km (0.043 R)
• M2: 659,577 km (0.062 R)
• M3: 2,781,473 km (0.105 R)
• M4: 3,297,885 km (0.092 R)
• M5: 5,951,003 km (0.113 R)
• M6: 7,110,686 km (0.101 R)
• M7: 8,490,876 km (0.098 R)
• M8: 10,084,841 km (0.1 R)
• M9: 11,087,446 km (0.113 R)
• M10: 15,715,406 km (0.067 R)
• M11: 18,933,406 km (0.104 R)
• M12: 20,187,036 km (0.032 R)
• M13: 20,662,458 km (0.066 R)
• M14: 23,825,106 km (0.115 R)
• M15: 27,462,878 km (0.078 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit