🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.46 AU - 0.64 AU

Year: 144 Days

Day: 15.5 Hours

Environment

Temp: 275 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,782,125 km

• M1: 256,560 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.77 AU - 0.89 AU

Year: 267 Days

Day: 12.1 Hours

Environment

Temp: 106 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.81 AU - 1.07 AU

Year: 322 Days

Day: 23.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.08 AU - 1.24 AU

Year: 441 Days

Day: 12.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 122.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.44 AU - 2.34 AU

Year: 917 Days

Day: 34.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.38 AU - 4.2 AU

Year: 2605 Days

Day: 36.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,782,125 km

• M1: 2,044,255 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.33 AU - 5.05 AU

Year: 3586 Days

Day: 30.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 9.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 11.22 AU - 12.38 AU

Year: 14313 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,782,125 km

• M1: 122,969 km (0.074 R)
• M2: 907,161 km (0.093 R)
• M3: 1,308,084 km (0.045 R)
• M4: 2,090,929 km (0.06 R)
• M5: 4,323,378 km (0.079 R)
• M6: 5,277,813 km (0.037 R)
• M7: 7,599,123 km (0.051 R)
• M8: 8,703,604 km (0.099 R)
• M9: 15,259,432 km (0.086 R)
• M10: 16,013,854 km (0.063 R)
• M11: 20,082,617 km (0.114 R)
• M12: 28,414,470 km (0.105 R)
• M13: 29,033,207 km (0.078 R)
• M14: 34,427,556 km (0.107 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit