🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.71 AU - 1.17 AU

Year: 317 Days

Day: 43.4 Hours

Environment

Temp: 103 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.91 AU - 1.19 AU

Year: 375 Days

Day: 30 Hours

Environment

Temp: 130 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.24 AU - 1.54 AU

Year: 571 Days

Day: 27.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.26 AU - 1.68 AU

Year: 621 Days

Day: 41.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.47 AU - 1.87 AU

Year: 752 Days

Day: 30.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.78 AU - 3.06 AU

Year: 1738 Days

Day: 16.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,391,990 km

• M1: 56,398 km (0.115 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.46 AU - 3.82 AU

Year: 1938 Days

Day: 29 Hours

Environment

Temp: -93 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.23 AU - 3.23 AU

Year: 2022 Days

Day: 27.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.7

Radius: 13.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.36 AU - 16.16 AU

Year: 16815 Days

Day: 9.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,391,990 km

• M1: 174,132 km (0.078 R)
• M2: 1,188,405 km (0.108 R)
• M3: 1,670,410 km (0.057 R)
• M4: 3,600,372 km (0.045 R)
• M5: 6,103,743 km (0.112 R)
• M6: 13,346,075 km (0.114 R)
• M7: 16,668,494 km (0.091 R)
• M8: 19,964,434 km (0.085 R)
• M9: 21,623,175 km (0.12 R)
• M10: 23,173,159 km (0.099 R)
• M11: 25,635,540 km (0.065 R)
• M12: 28,381,110 km (0.081 R)
• M13: 38,201,013 km (0.102 R)
• M14: 41,041,428 km (0.119 R)
• M15: 52,261,717 km (0.034 R)
• M16: 57,561,072 km (0.047 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 13,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit