🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.44 AU - 0.66 AU

Year: 149 Days

Day: 28.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.62 AU - 0.7 AU

Year: 196 Days

Day: 47 Hours

Environment

Temp: 207 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.62 AU - 0.72 AU

Year: 200 Days

Day: 21 Hours

Environment

Temp: 195 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.03 AU - 1.05 AU

Year: 387 Days

Day: 36.7 Hours

Environment

Temp: 38 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,230,893 km

• M1: 656,286 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.12 AU - 1.8 AU

Year: 644 Days

Day: 23.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.75 AU - 1.77 AU

Year: 853 Days

Day: 41.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.6

Radius: 12.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.3 AU - 9.08 AU

Year: 8561 Days

Day: 10 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,230,893 km

• M1: 157,377 km (0.115 R)
• M2: 644,767 km (0.086 R)
• M3: 1,580,651 km (0.084 R)
• M4: 2,682,589 km (0.065 R)
• M5: 3,592,443 km (0.11 R)
• M6: 4,187,244 km (0.09 R)
• M7: 6,783,665 km (0.043 R)
• M8: 8,116,732 km (0.081 R)
• M9: 10,510,148 km (0.04 R)
• M10: 11,675,515 km (0.095 R)
• M11: 12,984,048 km (0.107 R)
• M12: 16,785,330 km (0.114 R)
• M13: 18,226,556 km (0.113 R)
• M14: 26,121,135 km (0.118 R)
• M15: 33,076,837 km (0.09 R)
• M16: 37,938,319 km (0.103 R)
• M17: 38,792,373 km (0.091 R)
• M18: 40,792,647 km (0.065 R)
• M19: 42,207,094 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 13,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit