🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.64 AU - 0.92 AU

Year: 241 Days

Day: 17.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.92 AU - 1.06 AU

Year: 345 Days

Day: 21.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,906,753 km

• M1: 24,534 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.88 AU - 1.46 AU

Year: 443 Days

Day: 31.8 Hours

Environment

Temp: 44 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.52 AU - 2.72 AU

Year: 1484 Days

Day: 30.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,906,753 km

• M1: 41,289 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.32 AU - 5.8 AU

Year: 3982 Days

Day: 15.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.7

Radius: 10.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.88 AU - 8.7 AU

Year: 6886 Days

Day: 14.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,906,753 km

• M1: 134,339 km (0.034 R)
• M2: 583,581 km (0.077 R)
• M3: 1,097,450 km (0.069 R)
• M4: 2,608,837 km (0.116 R)
• M5: 2,984,029 km (0.064 R)
• M6: 4,035,403 km (0.096 R)
• M7: 4,514,116 km (0.039 R)
• M8: 8,345,616 km (0.05 R)
• M9: 9,209,993 km (0.091 R)
• M10: 9,997,476 km (0.118 R)
• M11: 11,262,176 km (0.078 R)
• M12: 13,056,453 km (0.096 R)
• M13: 16,563,775 km (0.118 R)
• M14: 17,333,756 km (0.1 R)
• M15: 17,727,647 km (0.092 R)
• M16: 20,435,219 km (0.114 R)
• M17: 22,541,557 km (0.085 R)
• M18: 26,052,020 km (0.086 R)
• M19: 28,889,892 km (0.095 R)
• M20: 30,193,937 km (0.097 R)
• M21: 30,669,059 km (0.1 R)
• M22: 32,819,080 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.1

Radius: 10.6

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.22 AU - 9.66 AU

Year: 8578 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,906,753 km

• M1: 134,937 km (0.113 R)
• M2: 512,971 km (0.094 R)
• M3: 944,561 km (0.098 R)
• M4: 1,793,678 km (0.072 R)
• M5: 2,200,734 km (0.075 R)
• M6: 2,649,378 km (0.098 R)
• M7: 5,774,627 km (0.106 R)
• M8: 6,634,067 km (0.117 R)
• M9: 7,658,962 km (0.05 R)
• M10: 7,994,660 km (0.095 R)
• M11: 9,201,316 km (0.089 R)
• M12: 12,598,534 km (0.119 R)
• M13: 15,589,145 km (0.114 R)
• M14: 17,974,035 km (0.107 R)
• M15: 23,719,939 km (0.106 R)
• M16: 26,004,149 km (0.105 R)
• M17: 33,619,279 km (0.106 R)
• M18: 40,283,116 km (0.046 R)
• M19: 42,730,089 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.1

Radius: 11.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.33 AU - 12.51 AU

Year: 12624 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 155.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,906,753 km

• M1: 174,880 km (0.099 R)
• M2: 918,980 km (0.11 R)
• M3: 4,644,415 km (0.107 R)
• M4: 6,223,720 km (0.085 R)
• M5: 7,215,853 km (0.12 R)
• M6: 8,222,497 km (0.062 R)
• M7: 9,609,718 km (0.084 R)
• M8: 11,528,311 km (0.11 R)
• M9: 12,374,736 km (0.112 R)
• M10: 13,690,300 km (0.071 R)
• M11: 15,229,512 km (0.065 R)
• M12: 15,972,265 km (0.038 R)
• M13: 18,196,038 km (0.09 R)
• M14: 22,206,009 km (0.048 R)
• M15: 30,312,867 km (0.06 R)
• M16: 41,224,236 km (0.064 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 13,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit