🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.54 AU - 0.66 AU

Year: 203 Days

Day: 29.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.56 AU - 0.78 AU

Year: 239 Days

Day: 43.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.66 AU - 0.9 AU

Year: 301 Days

Day: 19.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.02 AU - 1.1 AU

Year: 476 Days

Day: 30.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.95 AU - 1.49 AU

Year: 588 Days

Day: 26 Hours

Environment

Temp: -78 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 19,465,239 km

• M1: 20,794 km (0.108 R)
• M2: 383,419 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.72 AU - 1.72 AU

Year: 985 Days

Day: 23.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 19,465,239 km

• M1: 33,061 km (0.079 R)
• M2: 267,780 km (0.073 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.32 AU - 2.7 AU

Year: 1736 Days

Day: 42.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.8

Radius: 13.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.6 AU - 4 AU

Year: 2617 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,465,239 km

• M1: 172,636 km (0.106 R)
• M2: 604,226 km (0.052 R)
• M3: 1,238,670 km (0.087 R)
• M4: 1,826,291 km (0.054 R)
• M5: 2,399,999 km (0.1 R)
• M6: 3,093,086 km (0.118 R)
• M7: 3,839,579 km (0.07 R)
• M8: 4,659,525 km (0.095 R)
• M9: 5,718,528 km (0.069 R)
• M10: 6,184,825 km (0.069 R)
• M11: 7,770,113 km (0.098 R)
• M12: 8,442,107 km (0.078 R)
• M13: 9,152,547 km (0.063 R)
• M14: 10,124,185 km (0.107 R)
• M15: 11,084,305 km (0.097 R)
• M16: 11,688,830 km (0.072 R)
• M17: 12,702,056 km (0.108 R)
• M18: 14,662,835 km (0.101 R)
• M19: 16,145,500 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 16,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit