🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.73 AU - 0.77 AU

Year: 243 Days

Day: 12.4 Hours

Environment

Temp: 96 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.59 AU - 0.97 AU

Year: 258 Days

Day: 37.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.67 AU - 1.09 AU

Year: 309 Days

Day: 45.7 Hours

Environment

Temp: 45 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,708,299 km

• M1: 26,329 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.54 AU - 2.1 AU

Year: 920 Days

Day: 29.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,708,299 km

• M1: 138,827 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.59 AU - 2.29 AU

Year: 1013 Days

Day: 15.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.21 AU - 2.41 AU

Year: 1316 Days

Day: 41 Hours

Environment

Temp: -83 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,708,299 km

• M1: 1,080,994 km (0.064 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.38 AU - 4.66 AU

Year: 3020 Days

Day: 15.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,708,299 km

• M1: 276,906 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.6

Radius: 14.2

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.67 AU - 7.71 AU

Year: 6484 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 162.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,708,299 km

• M1: 176,675 km (0.079 R)
• M2: 640,279 km (0.108 R)
• M3: 1,415,944 km (0.075 R)
• M4: 3,049,852 km (0.104 R)
• M5: 4,165,553 km (0.047 R)
• M6: 6,108,679 km (0.06 R)
• M7: 6,554,332 km (0.108 R)
• M8: 7,764,429 km (0.042 R)
• M9: 8,403,810 km (0.06 R)
• M10: 8,956,425 km (0.072 R)
• M11: 9,788,189 km (0.119 R)
• M12: 12,292,307 km (0.098 R)
• M13: 13,005,889 km (0.12 R)
• M14: 13,585,731 km (0.106 R)
• M15: 14,127,873 km (0.076 R)
• M16: 20,655,277 km (0.094 R)
• M17: 23,316,773 km (0.08 R)
• M18: 26,199,524 km (0.102 R)
• M19: 27,125,834 km (0.112 R)
• M20: 30,771,833 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 14,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit