🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.55 AU - 0.83 AU

Year: 211 Days

Day: 18.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.83 AU - 1.31 AU

Year: 408 Days

Day: 37.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.14 AU - 1.86 AU

Year: 678 Days

Day: 45.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.78 AU - 1.98 AU

Year: 951 Days

Day: 39 Hours

Environment

Temp: -60 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.57 AU - 2.45 AU

Year: 1051 Days

Day: 32.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.1

Radius: 13.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.6 AU - 6.78 AU

Year: 5008 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,531,594 km

• M1: 164,258 km (0.1 R)
• M2: 621,430 km (0.086 R)
• M3: 1,147,416 km (0.082 R)
• M4: 1,567,786 km (0.045 R)
• M5: 2,721,933 km (0.08 R)
• M6: 3,841,673 km (0.078 R)
• M7: 4,592,655 km (0.09 R)
• M8: 9,828,281 km (0.101 R)
• M9: 12,383,861 km (0.073 R)
• M10: 17,031,418 km (0.07 R)
• M11: 18,436,292 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.3

Radius: 6.8

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 13.88 AU - 19.56 AU

Year: 25225 Days

Day: 20.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,531,594 km

• M1: 89,759 km (0.041 R)
• M2: 813,513 km (0.103 R)
• M3: 1,568,534 km (0.103 R)
• M4: 1,884,185 km (0.062 R)
• M5: 2,594,027 km (0.104 R)
• M6: 2,982,832 km (0.099 R)
• M7: 5,014,820 km (0.119 R)
• M8: 5,830,577 km (0.082 R)
• M9: 8,526,331 km (0.107 R)
• M10: 9,150,603 km (0.101 R)
• M11: 13,029,975 km (0.098 R)
• M12: 15,617,270 km (0.109 R)
• M13: 18,621,644 km (0.052 R)
• M14: 23,707,822 km (0.12 R)
• M15: 24,039,630 km (0.092 R)
• M16: 32,143,646 km (0.082 R)
• M17: 42,706,303 km (0.097 R)
• M18: 45,199,800 km (0.088 R)
• M19: 57,527,562 km (0.107 R)
• M20: 77,362,744 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 17,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit