🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.03 AU - 1.53 AU

Year: 534 Days

Day: 22.1 Hours

Environment

Temp: -17 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 49,691,175 km

• M1: 49,816 km (0.088 R)
• M2: 77,043 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.08 AU - 1.52 AU

Year: 547 Days

Day: 46.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,691,175 km

• M1: 91,255 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.39 AU - 1.41 AU

Year: 611 Days

Day: 35.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.19 AU - 1.87 AU

Year: 698 Days

Day: 21.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,691,175 km

• M1: 150,495 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.43 AU - 4.49 AU

Year: 3475 Days

Day: 32.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,691,175 km

• M1: 31,116 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.7

Radius: 9.2

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.77 AU - 6.01 AU

Year: 3990 Days

Day: 11.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,691,175 km

• M1: 114,442 km (0.107 R)
• M2: 497,862 km (0.039 R)
• M3: 1,028,186 km (0.094 R)
• M4: 1,964,370 km (0.043 R)
• M5: 3,065,709 km (0.092 R)
• M6: 3,922,905 km (0.059 R)
• M7: 4,282,837 km (0.03 R)
• M8: 4,686,752 km (0.035 R)
• M9: 6,078,909 km (0.101 R)
• M10: 7,790,309 km (0.102 R)
• M11: 10,887,583 km (0.115 R)
• M12: 12,387,900 km (0.095 R)
• M13: 13,298,353 km (0.084 R)
• M14: 16,967,839 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.6

Radius: 4.9

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.86 AU - 19.48 AU

Year: 23991 Days

Day: 15.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,691,175 km

• M1: 63,130 km (0.049 R)
• M2: 375,191 km (0.085 R)
• M3: 836,402 km (0.112 R)
• M4: 1,612,216 km (0.115 R)
• M5: 3,004,972 km (0.1 R)
• M6: 3,431,626 km (0.102 R)
• M7: 4,797,903 km (0.038 R)
• M8: 6,007,850 km (0.116 R)
• M9: 9,203,859 km (0.098 R)
• M10: 13,690,599 km (0.107 R)
• M11: 21,933,591 km (0.082 R)
• M12: 22,895,805 km (0.091 R)
• M13: 30,863,985 km (0.096 R)
• M14: 45,637,822 km (0.118 R)
• M15: 46,202,854 km (0.046 R)
• M16: 47,346,828 km (0.053 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 14,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit