🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.42 AU - 0.58 AU

Year: 130 Days

Day: 13.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,399,430 km

• M1: 138,827 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.59 AU - 0.99 AU

Year: 258 Days

Day: 26.2 Hours

Environment

Temp: 184 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.02 AU - 1.04 AU

Year: 384 Days

Day: 44.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.2 AU - 1.34 AU

Year: 525 Days

Day: 16.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.66 AU - 1.96 AU

Year: 894 Days

Day: 13.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 12

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.61 AU - 10.31 AU

Year: 10681 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,399,430 km

• M1: 149,448 km (0.107 R)
• M2: 1,565,243 km (0.116 R)
• M3: 1,969,007 km (0.103 R)
• M4: 2,458,791 km (0.06 R)
• M5: 3,011,106 km (0.09 R)
• M6: 5,914,053 km (0.086 R)
• M7: 8,498,206 km (0.083 R)
• M8: 8,959,716 km (0.072 R)
• M9: 9,933,299 km (0.11 R)
• M10: 11,156,860 km (0.11 R)
• M11: 17,991,986 km (0.049 R)
• M12: 21,808,527 km (0.032 R)
• M13: 23,716,498 km (0.105 R)
• M14: 26,783,404 km (0.079 R)
• M15: 27,277,676 km (0.062 R)
• M16: 28,796,992 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.1

Radius: 11.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.13 AU - 10.85 AU

Year: 10732 Days

Day: 11 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,399,430 km

• M1: 140,622 km (0.097 R)
• M2: 968,646 km (0.041 R)
• M3: 2,246,661 km (0.106 R)
• M4: 3,784,677 km (0.04 R)
• M5: 4,648,754 km (0.051 R)
• M6: 5,418,285 km (0.112 R)
• M7: 7,401,654 km (0.107 R)
• M8: 8,118,078 km (0.085 R)
• M9: 10,111,619 km (0.068 R)
• M10: 11,453,811 km (0.09 R)
• M11: 13,194,233 km (0.084 R)
• M12: 17,329,417 km (0.1 R)
• M13: 18,093,713 km (0.059 R)
• M14: 19,319,069 km (0.069 R)
• M15: 21,377,685 km (0.104 R)
• M16: 23,076,968 km (0.083 R)
• M17: 32,523,026 km (0.045 R)
• M18: 33,472,374 km (0.118 R)
• M19: 37,454,819 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 18,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit