🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.49 AU - 0.79 AU

Year: 187 Days

Day: 28.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,627,324 km

• M1: 72,405 km (0.086 R)
• M2: 109,057 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.89 AU - 1.45 AU

Year: 462 Days

Day: 14.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,627,324 km

• M1: 39,344 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.24 AU - 1.32 AU

Year: 529 Days

Day: 19.6 Hours

Environment

Temp: -13 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.27 AU - 1.77 AU

Year: 684 Days

Day: 40.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.06 AU - 2.62 AU

Year: 1307 Days

Day: 24.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,627,324 km

• M1: 45,627 km (0.05 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.47 AU - 3.45 AU

Year: 1860 Days

Day: 30.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.48 AU - 3.66 AU

Year: 1965 Days

Day: 22.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 156.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,627,324 km

• M1: 22,739 km (0.114 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.4

Radius: 13.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.22 AU - 9.04 AU

Year: 9260 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,627,324 km

• M1: 174,282 km (0.069 R)
• M2: 841,338 km (0.084 R)
• M3: 1,428,510 km (0.084 R)
• M4: 2,058,915 km (0.12 R)
• M5: 5,344,085 km (0.032 R)
• M6: 5,979,427 km (0.067 R)
• M7: 8,779,600 km (0.082 R)
• M8: 13,076,948 km (0.116 R)
• M9: 15,332,136 km (0.067 R)
• M10: 17,423,514 km (0.064 R)
• M11: 23,224,621 km (0.077 R)
• M12: 36,181,741 km (0.03 R)
• M13: 36,966,980 km (0.046 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 13,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit