🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.41 AU - 0.65 AU

Year: 138 Days

Day: 36 Hours

Environment

Temp: 196 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.07 AU - 1.13 AU

Year: 413 Days

Day: 30.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,052,864 km

• M1: 42,486 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.97 AU - 1.41 AU

Year: 465 Days

Day: 19 Hours

Environment

Temp: 1 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.16 AU - 2.88 AU

Year: 1433 Days

Day: 32.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.99 AU - 4.69 AU

Year: 3238 Days

Day: 20.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 130.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 12.5

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.73 AU - 8.99 AU

Year: 7151 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,052,864 km

• M1: 165,455 km (0.053 R)
• M2: 796,609 km (0.085 R)
• M3: 2,022,862 km (0.101 R)
• M4: 2,949,472 km (0.053 R)
• M5: 4,140,719 km (0.085 R)
• M6: 5,397,790 km (0.105 R)
• M7: 6,090,129 km (0.086 R)
• M8: 12,993,323 km (0.104 R)
• M9: 14,149,266 km (0.116 R)
• M10: 14,549,590 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.5

Radius: 5.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 12.36 AU - 13.68 AU

Year: 16826 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,052,864 km

• M1: 79,287 km (0.046 R)
• M2: 317,895 km (0.114 R)
• M3: 879,336 km (0.096 R)
• M4: 1,238,820 km (0.093 R)
• M5: 1,533,528 km (0.099 R)
• M6: 2,883,200 km (0.045 R)
• M7: 3,759,843 km (0.096 R)
• M8: 3,936,668 km (0.099 R)
• M9: 5,251,932 km (0.112 R)
• M10: 5,473,188 km (0.093 R)
• M11: 8,336,192 km (0.085 R)
• M12: 9,504,252 km (0.073 R)
• M13: 10,557,870 km (0.111 R)
• M14: 11,687,184 km (0.049 R)
• M15: 13,247,191 km (0.118 R)
• M16: 20,401,559 km (0.104 R)
• M17: 20,949,087 km (0.09 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 16,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit