🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.52 AU - 0.56 AU

Year: 141 Days

Day: 32.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,210,127 km

• M1: 116,986 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.56 AU - 0.58 AU

Year: 153 Days

Day: 43.5 Hours

Environment

Temp: 224 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.63 AU - 2.57 AU

Year: 1080 Days

Day: 33.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.91 AU - 2.71 AU

Year: 1246 Days

Day: 37.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 18,210,127 km

• M1: 99,483 km (0.085 R)
• M2: 482,603 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.43 AU - 3.67 AU

Year: 1890 Days

Day: 17.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 88.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.8

Radius: 10.2

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.44 AU - 8.12 AU

Year: 7699 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,210,127 km

• M1: 126,859 km (0.097 R)
• M2: 930,349 km (0.109 R)
• M3: 1,602,642 km (0.115 R)
• M4: 2,062,805 km (0.084 R)
• M5: 2,464,475 km (0.116 R)
• M6: 2,858,516 km (0.036 R)
• M7: 3,632,984 km (0.079 R)
• M8: 4,274,909 km (0.087 R)
• M9: 4,678,673 km (0.104 R)
• M10: 9,547,785 km (0.111 R)
• M11: 11,114,972 km (0.059 R)
• M12: 12,847,016 km (0.03 R)
• M13: 14,273,881 km (0.083 R)
• M14: 21,980,714 km (0.12 R)
• M15: 22,618,749 km (0.064 R)
• M16: 26,980,275 km (0.092 R)
• M17: 29,502,046 km (0.037 R)
• M18: 33,941,662 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.1

Radius: 14.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.07 AU - 11.45 AU

Year: 10817 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,210,127 km

• M1: 191,336 km (0.111 R)
• M2: 890,407 km (0.093 R)
• M3: 1,796,970 km (0.095 R)
• M4: 2,245,614 km (0.104 R)
• M5: 2,860,311 km (0.032 R)
• M6: 3,675,919 km (0.087 R)
• M7: 9,830,974 km (0.079 R)
• M8: 13,322,738 km (0.082 R)
• M9: 18,102,090 km (0.098 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 14,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit