🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.42 AU - 0.58 AU

Year: 149 Days

Day: 45.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.67 AU - 0.69 AU

Year: 236 Days

Day: 16.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 19,858,168 km

• M1: 129,402 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.78 AU - 0.86 AU

Year: 313 Days

Day: 44.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.78 AU - 0.96 AU

Year: 342 Days

Day: 31.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.88 AU - 1.96 AU

Year: 1122 Days

Day: 20.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,858,168 km

• M1: 977,772 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.96 AU - 2.74 AU

Year: 1519 Days

Day: 22.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.53 AU - 2.59 AU

Year: 1728 Days

Day: 36.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.2

Radius: 14

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.01 AU - 4.77 AU

Year: 3236 Days

Day: 10.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,858,168 km

• M1: 174,132 km (0.118 R)
• M2: 934,239 km (0.055 R)
• M3: 1,462,469 km (0.033 R)
• M4: 2,052,782 km (0.086 R)
• M5: 2,800,622 km (0.118 R)
• M6: 3,239,392 km (0.088 R)
• M7: 3,955,368 km (0.109 R)
• M8: 4,910,849 km (0.112 R)
• M9: 5,480,668 km (0.082 R)
• M10: 6,094,318 km (0.102 R)
• M11: 6,810,593 km (0.106 R)
• M12: 8,346,215 km (0.076 R)
• M13: 9,230,787 km (0.026 R)
• M14: 10,101,895 km (0.054 R)
• M15: 10,987,664 km (0.098 R)
• M16: 11,882,708 km (0.113 R)
• M17: 12,825,773 km (0.061 R)
• M18: 15,154,563 km (0.07 R)
• M19: 15,702,690 km (0.066 R)
• M20: 16,997,460 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 11,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit