🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.58 AU - 0.74 AU

Year: 199 Days

Day: 20.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.22 AU - 1.28 AU

Year: 518 Days

Day: 23.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,187,216 km

• M1: 111,899 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.17 AU - 1.65 AU

Year: 621 Days

Day: 13.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.38 AU - 2.22 AU

Year: 896 Days

Day: 24.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.55 AU - 2.41 AU

Year: 1033 Days

Day: 15.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.75 AU - 2.87 AU

Year: 1302 Days

Day: 18.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,187,216 km

• M1: 132,245 km (0.113 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.27 AU - 3.37 AU

Year: 2243 Days

Day: 35.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,187,216 km

• M1: 300,692 km (0.082 R)

Asteroid Belt

Center: 4.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 14.2

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.47 AU - 5.29 AU

Year: 3998 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,187,216 km

• M1: 176,675 km (0.084 R)
• M2: 741,706 km (0.098 R)
• M3: 1,465,311 km (0.083 R)
• M4: 2,859,713 km (0.072 R)
• M5: 3,983,193 km (0.064 R)
• M6: 4,476,716 km (0.116 R)
• M7: 5,032,472 km (0.118 R)
• M8: 5,496,375 km (0.1 R)
• M9: 6,135,009 km (0.119 R)
• M10: 6,613,722 km (0.048 R)
• M11: 7,589,998 km (0.12 R)
• M12: 8,113,141 km (0.056 R)
• M13: 9,006,839 km (0.083 R)
• M14: 11,509,911 km (0.076 R)
• M15: 12,558,292 km (0.102 R)
• M16: 13,126,615 km (0.108 R)
• M17: 13,754,477 km (0.068 R)
• M18: 14,227,505 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 13.3

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.11 AU - 12.85 AU

Year: 14425 Days

Day: 11.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,187,216 km

• M1: 165,455 km (0.063 R)
• M2: 610,808 km (0.117 R)
• M3: 1,384,678 km (0.088 R)
• M4: 2,142,840 km (0.104 R)
• M5: 2,965,628 km (0.117 R)
• M6: 5,568,781 km (0.079 R)
• M7: 6,520,373 km (0.069 R)
• M8: 7,079,420 km (0.059 R)
• M9: 9,266,691 km (0.059 R)
• M10: 14,000,416 km (0.106 R)
• M11: 15,303,413 km (0.049 R)
• M12: 16,528,171 km (0.102 R)
• M13: 17,488,889 km (0.08 R)
• M14: 18,486,407 km (0.118 R)
• M15: 21,146,407 km (0.101 R)
• M16: 23,351,480 km (0.068 R)
• M17: 29,936,180 km (0.078 R)
• M18: 31,242,468 km (0.103 R)
• M19: 33,209,830 km (0.066 R)
• M20: 35,389,321 km (0.086 R)
• M21: 37,662,461 km (0.057 R)
• M22: 46,464,500 km (0.1 R)
• M23: 49,187,331 km (0.076 R)
• M24: 53,382,205 km (0.105 R)
• M25: 54,423,406 km (0.086 R)
• M26: 57,991,914 km (0.091 R)
• M27: 59,833,464 km (0.062 R)
• M28: 64,607,132 km (0.065 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 10,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit