🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.57 AU - 0.89 AU

Year: 229 Days

Day: 30.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.98 AU - 1.12 AU

Year: 395 Days

Day: 41.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,734,017 km

• M1: 23,786 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.5

Radius: 12

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.56 AU - 6.32 AU

Year: 4658 Days

Day: 13.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,734,017 km

• M1: 149,598 km (0.106 R)
• M2: 657,931 km (0.072 R)
• M3: 1,033,572 km (0.087 R)
• M4: 1,606,681 km (0.07 R)
• M5: 2,935,409 km (0.112 R)
• M6: 3,320,923 km (0.113 R)
• M7: 4,125,012 km (0.114 R)
• M8: 5,162,922 km (0.045 R)
• M9: 5,554,868 km (0.119 R)
• M10: 6,242,270 km (0.048 R)
• M11: 7,292,298 km (0.065 R)
• M12: 8,042,980 km (0.079 R)
• M13: 8,456,319 km (0.052 R)
• M14: 10,210,653 km (0.115 R)
• M15: 12,245,184 km (0.112 R)
• M16: 13,778,861 km (0.113 R)
• M17: 14,536,874 km (0.074 R)
• M18: 17,473,031 km (0.078 R)
• M19: 18,816,420 km (0.05 R)
• M20: 20,090,396 km (0.109 R)
• M21: 21,564,234 km (0.106 R)
• M22: 24,569,356 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.3

Radius: 8.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.01 AU - 7.83 AU

Year: 5971 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,734,017 km

• M1: 109,655 km (0.116 R)
• M2: 443,109 km (0.056 R)
• M3: 2,245,015 km (0.105 R)
• M4: 3,901,961 km (0.026 R)
• M5: 4,616,889 km (0.112 R)
• M6: 5,999,024 km (0.086 R)
• M7: 7,133,574 km (0.059 R)
• M8: 7,414,519 km (0.114 R)
• M9: 7,998,699 km (0.09 R)
• M10: 10,687,272 km (0.081 R)
• M11: 11,432,718 km (0.086 R)
• M12: 12,212,422 km (0.099 R)
• M13: 13,400,828 km (0.114 R)
• M14: 15,170,870 km (0.103 R)
• M15: 15,794,094 km (0.116 R)
• M16: 16,706,043 km (0.084 R)
• M17: 16,980,854 km (0.036 R)
• M18: 18,110,318 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.7

Radius: 9.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.72 AU - 9.24 AU

Year: 9878 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,734,017 km

• M1: 118,631 km (0.099 R)
• M2: 1,825,692 km (0.098 R)
• M3: 2,187,420 km (0.053 R)
• M4: 4,798,501 km (0.088 R)
• M5: 5,406,916 km (0.065 R)
• M6: 6,512,893 km (0.078 R)
• M7: 7,259,087 km (0.078 R)
• M8: 7,948,584 km (0.114 R)
• M9: 9,928,212 km (0.119 R)
• M10: 10,369,376 km (0.072 R)
• M11: 13,942,073 km (0.086 R)
• M12: 17,233,226 km (0.057 R)
• M13: 17,613,952 km (0.038 R)
• M14: 18,195,739 km (0.117 R)
• M15: 19,397,458 km (0.085 R)
• M16: 21,663,417 km (0.103 R)
• M17: 22,406,320 km (0.101 R)
• M18: 28,002,477 km (0.037 R)
• M19: 29,874,695 km (0.115 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: 322 - 12,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit