🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.89 AU - 1.31 AU

Year: 402 Days

Day: 34.9 Hours

Environment

Temp: 82 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,450,584 km

• M1: 232,625 km (0.105 R)
• M2: 398,978 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.17 AU - 1.91 AU

Year: 666 Days

Day: 23 Hours

Environment

Temp: -11 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,450,584 km

• M1: 386,710 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.26 AU - 3.25 AU

Year: 1588 Days

Day: 21.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,450,584 km

• M1: 199,115 km (0.074 R)
• M2: 1,841,849 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.95 AU - 4.49 AU

Year: 2499 Days

Day: 24 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,450,584 km

• M1: 176,675 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.8 AU - 4.34 AU

Year: 2859 Days

Day: 22.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,450,584 km

• M1: 907,760 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.8

Radius: 10.2

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.64 AU - 6.88 AU

Year: 4814 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,450,584 km

• M1: 126,859 km (0.115 R)
• M2: 946,805 km (0.052 R)
• M3: 1,287,589 km (0.079 R)
• M4: 1,721,124 km (0.114 R)
• M5: 3,270,359 km (0.104 R)
• M6: 3,703,295 km (0.06 R)
• M7: 4,087,463 km (0.107 R)
• M8: 4,461,308 km (0.036 R)
• M9: 5,550,231 km (0.053 R)
• M10: 8,246,283 km (0.104 R)
• M11: 8,933,686 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.1

Radius: 10

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.06 AU - 11.6 AU

Year: 9925 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,450,584 km

• M1: 124,316 km (0.096 R)
• M2: 474,524 km (0.086 R)
• M3: 908,508 km (0.113 R)
• M4: 1,376,300 km (0.112 R)
• M5: 2,096,165 km (0.099 R)
• M6: 2,509,953 km (0.077 R)
• M7: 4,989,538 km (0.026 R)
• M8: 5,986,757 km (0.075 R)
• M9: 6,857,267 km (0.076 R)
• M10: 9,936,291 km (0.07 R)
• M11: 12,611,250 km (0.093 R)
• M12: 16,345,961 km (0.115 R)
• M13: 18,772,438 km (0.099 R)
• M14: 22,742,167 km (0.116 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 12,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit