🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.8 AU - 0.86 AU

Year: 266 Days

Day: 19.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 31.5 °

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: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.04 AU - 1.06 AU

Year: 378 Days

Day: 47.8 Hours

Environment

Temp: 71 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,280,748 km

• M1: 37,100 km (0.073 R)
• M2: 446,250 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.28 AU - 1.72 AU

Year: 646 Days

Day: 30.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,280,748 km

• M1: 40,840 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.6 AU - 1.64 AU

Year: 725 Days

Day: 43.2 Hours

Environment

Temp: -21 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.26 AU - 3.64 AU

Year: 2252 Days

Day: 13.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,280,748 km

• M1: 414,984 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.09 AU - 3.83 AU

Year: 2262 Days

Day: 31.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.24 AU - 6.2 AU

Year: 4192 Days

Day: 45.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.4

Radius: 3.1

Gravity: 61.96 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 17.94 AU - 18.44 AU

Year: 27266 Days

Day: 24 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,280,748 km

• M1: 38,596 km (0.072 R)
• M2: 248,482 km (0.1 R)
• M3: 525,089 km (0.056 R)
• M4: 1,015,022 km (0.104 R)
• M5: 1,124,378 km (0.058 R)
• M6: 6,325,148 km (0.035 R)
• M7: 6,889,281 km (0.059 R)
• M8: 11,876,575 km (0.036 R)
• M9: 15,048,798 km (0.094 R)
• M10: 19,027,204 km (0.088 R)
• M11: 19,800,774 km (0.058 R)
• M12: 20,797,096 km (0.107 R)
• M13: 23,214,149 km (0.096 R)
• M14: 42,715,278 km (0.055 R)
• M15: 44,205,722 km (0.081 R)
• M16: 48,349,284 km (0.038 R)
• M17: 50,881,826 km (0.029 R)
• M18: 60,854,619 km (0.117 R)
• M19: 73,454,200 km (0.098 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 15,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit