🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.44 AU - 0.66 AU

Year: 143 Days

Day: 35.3 Hours

Environment

Temp: 208 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.83 AU - 1.21 AU

Year: 360 Days

Day: 30.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,666,935 km

• M1: 131,197 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.08 AU - 1.44 AU

Year: 495 Days

Day: 29.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 42 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.14 AU - 1.42 AU

Year: 507 Days

Day: 18.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.64 AU - 3.36 AU

Year: 1818 Days

Day: 30.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.62 AU - 3.54 AU

Year: 1891 Days

Day: 32.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.76 AU - 5.54 AU

Year: 4089 Days

Day: 46.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 14.9

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.8 AU - 8.34 AU

Year: 8020 Days

Day: 10.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,666,935 km

• M1: 185,352 km (0.088 R)
• M2: 671,694 km (0.071 R)
• M3: 1,231,789 km (0.06 R)
• M4: 3,076,480 km (0.094 R)
• M5: 9,295,563 km (0.11 R)
• M6: 12,891,746 km (0.095 R)
• M7: 13,425,511 km (0.117 R)
• M8: 16,945,100 km (0.084 R)
• M9: 17,978,822 km (0.108 R)
• M10: 22,692,351 km (0.118 R)
• M11: 27,116,559 km (0.067 R)
• M12: 30,366,573 km (0.091 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit