🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.03 AU - 1.35 AU

Year: 463 Days

Day: 39.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,837,843 km

• M1: 774,618 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.3 AU - 1.86 AU

Year: 708 Days

Day: 15 Hours

Environment

Temp: -42 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,837,843 km

• M1: 123,867 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.79 AU - 2.09 AU

Year: 963 Days

Day: 35.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.7 AU - 2.18 AU

Year: 963 Days

Day: 14.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,837,843 km

• M1: 21,841 km (0.075 R)
• M2: 348,563 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.98 AU - 2.6 AU

Year: 1235 Days

Day: 13.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 97.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.81 AU - 3.8 AU

Year: 2137 Days

Day: 44.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.38 AU - 6 AU

Year: 4215 Days

Day: 35.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.4

Radius: 9.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.41 AU - 7.57 AU

Year: 7307 Days

Day: 5.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,837,843 km

• M1: 153,936 km (0.109 R)
• M2: 804,238 km (0.048 R)
• M3: 1,665,323 km (0.104 R)
• M4: 1,997,730 km (0.069 R)
• M5: 2,459,239 km (0.116 R)
• M6: 3,800,833 km (0.11 R)
• M7: 5,882,637 km (0.119 R)
• M8: 6,799,822 km (0.111 R)
• M9: 8,038,342 km (0.11 R)
• M10: 15,512,252 km (0.115 R)
• M11: 21,342,081 km (0.069 R)
• M12: 23,018,924 km (0.117 R)
• M13: 29,672,289 km (0.113 R)
• M14: 32,147,236 km (0.069 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 17,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit