🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.49 AU - 0.55 AU

Year: 246 Days

Day: 16.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,508,662 km

• M1: 64,177 km (0.095 R)
• M2: 127,457 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.59 AU - 0.61 AU

Year: 305 Days

Day: 21.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 10.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.53 AU - 1.57 AU

Year: 1266 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,508,662 km

• M1: 126,709 km (0.108 R)
• M2: 568,921 km (0.092 R)
• M3: 923,168 km (0.087 R)
• M4: 1,672,504 km (0.112 R)
• M5: 2,226,465 km (0.066 R)
• M6: 2,898,908 km (0.099 R)
• M7: 3,324,962 km (0.076 R)
• M8: 4,823,634 km (0.049 R)
• M9: 5,824,443 km (0.107 R)
• M10: 6,935,208 km (0.074 R)
• M11: 7,431,573 km (0.044 R)
• M12: 8,207,388 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 12.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.64 AU - 2.68 AU

Year: 2083 Days

Day: 12.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,508,662 km

• M1: 169,644 km (0.114 R)
• M2: 708,047 km (0.106 R)
• M3: 2,000,273 km (0.105 R)
• M4: 2,615,868 km (0.084 R)
• M5: 3,193,915 km (0.09 R)
• M6: 3,695,367 km (0.079 R)
• M7: 4,426,152 km (0.09 R)
• M8: 4,858,191 km (0.077 R)
• M9: 5,736,330 km (0.069 R)
• M10: 6,850,834 km (0.081 R)
• M11: 13,795,766 km (0.085 R)
• M12: 14,232,442 km (0.064 R)
• M13: 14,723,422 km (0.087 R)
• M14: 15,834,037 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.6

Radius: 8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.34 AU - 9.66 AU

Year: 16257 Days

Day: 15.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,508,662 km

• M1: 101,278 km (0.109 R)
• M2: 412,292 km (0.069 R)
• M3: 732,581 km (0.118 R)
• M4: 1,040,004 km (0.109 R)
• M5: 1,733,690 km (0.083 R)
• M6: 2,602,255 km (0.065 R)
• M7: 2,875,421 km (0.049 R)
• M8: 4,166,450 km (0.109 R)
• M9: 4,662,218 km (0.08 R)
• M10: 5,428,308 km (0.072 R)
• M11: 5,948,161 km (0.031 R)
• M12: 7,413,771 km (0.085 R)
• M13: 9,640,386 km (0.064 R)
• M14: 9,991,343 km (0.099 R)
• M15: 12,750,675 km (0.11 R)
• M16: 13,983,960 km (0.069 R)
• M17: 14,564,250 km (0.111 R)
• M18: 15,295,185 km (0.112 R)
• M19: 15,911,080 km (0.057 R)
• M20: 18,464,566 km (0.05 R)
• M21: 21,533,118 km (0.104 R)
• M22: 24,183,693 km (0.094 R)
• M23: 26,163,471 km (0.047 R)
• M24: 28,351,040 km (0.109 R)
• M25: 33,427,195 km (0.098 R)
• M26: 41,269,116 km (0.11 R)
• M27: 43,540,909 km (0.11 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 13,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit