🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.66 AU - 0.74 AU

Year: 175 Days

Day: 35.9 Hours

Environment

Temp: 253 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.61 AU - 0.91 AU

Year: 198 Days

Day: 23.3 Hours

Environment

Temp: 275 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.84 AU - 1.24 AU

Year: 316 Days

Day: 20.6 Hours

Environment

Temp: 228 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,434,024 km

• M1: 147,055 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.06 AU - 1.34 AU

Year: 392 Days

Day: 17.8 Hours

Environment

Temp: 235 °C

Axial Tilt: 48.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,434,024 km

• M1: 182,659 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.07 AU - 2.66 AU

Year: 1081 Days

Day: 32.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.43 AU - 3.87 AU

Year: 2080 Days

Day: 27 Hours

Environment

Temp: -65 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.35 AU - 8.81 AU

Year: 5618 Days

Day: 47.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.3

Radius: 13.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.06 AU - 13.7 AU

Year: 12212 Days

Day: 9.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,434,024 km

• M1: 176,974 km (0.102 R)
• M2: 1,514,529 km (0.079 R)
• M3: 2,652,071 km (0.068 R)
• M4: 4,044,827 km (0.079 R)
• M5: 6,744,770 km (0.092 R)
• M6: 7,735,257 km (0.114 R)
• M7: 8,867,863 km (0.075 R)
• M8: 18,563,301 km (0.108 R)
• M9: 19,275,686 km (0.053 R)
• M10: 20,923,955 km (0.109 R)
• M11: 26,630,665 km (0.049 R)
• M12: 27,843,904 km (0.049 R)
• M13: 28,360,016 km (0.062 R)
• M14: 30,598,449 km (0.078 R)
• M15: 37,891,495 km (0.085 R)
• M16: 48,611,678 km (0.027 R)
• M17: 50,422,262 km (0.094 R)

Kuiper Belt

Range: 36.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 16,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit