🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.76 AU

Year: 236 Days

Day: 19.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 37,719,887 km

• M1: 100,679 km (0.09 R)
• M2: 226,641 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.57 AU - 0.77 AU

Year: 247 Days

Day: 45.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.11 AU - 1.67 AU

Year: 737 Days

Day: 42.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.4 AU - 1.82 AU

Year: 918 Days

Day: 29.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.3

Radius: 14.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.77 AU - 8.33 AU

Year: 8416 Days

Day: 12.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,719,887 km

• M1: 177,872 km (0.073 R)
• M2: 646,562 km (0.103 R)
• M3: 1,093,411 km (0.118 R)
• M4: 2,491,553 km (0.097 R)
• M5: 2,999,138 km (0.099 R)
• M6: 3,530,959 km (0.061 R)
• M7: 4,460,859 km (0.065 R)
• M8: 4,984,152 km (0.059 R)
• M9: 7,021,226 km (0.118 R)
• M10: 8,046,121 km (0.093 R)
• M11: 10,204,968 km (0.113 R)
• M12: 13,785,593 km (0.096 R)
• M13: 15,514,496 km (0.068 R)
• M14: 18,269,042 km (0.075 R)
• M15: 18,828,538 km (0.1 R)
• M16: 19,543,915 km (0.033 R)
• M17: 20,129,291 km (0.08 R)
• M18: 20,953,127 km (0.094 R)
• M19: 22,828,934 km (0.083 R)
• M20: 23,396,509 km (0.057 R)
• M21: 25,674,585 km (0.101 R)
• M22: 26,643,830 km (0.036 R)
• M23: 30,375,100 km (0.076 R)
• M24: 30,963,318 km (0.084 R)
• M25: 36,055,780 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 18,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit