🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.52 AU - 0.54 AU

Year: 138 Days

Day: 26.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.52 AU - 0.56 AU

Year: 142 Days

Day: 45.5 Hours

Environment

Temp: 209 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.91 AU - 0.99 AU

Year: 332 Days

Day: 29.5 Hours

Environment

Temp: 87 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.17 AU - 1.49 AU

Year: 549 Days

Day: 19.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,093,305 km

• M1: 21,243 km (0.066 R)

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.56 AU - 3.52 AU

Year: 1898 Days

Day: 23.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.76 AU - 3.4 AU

Year: 1936 Days

Day: 40.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.6

Radius: 8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.31 AU - 8.89 AU

Year: 8257 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,093,305 km

• M1: 99,782 km (0.065 R)
• M2: 387,458 km (0.087 R)
• M3: 688,150 km (0.08 R)
• M4: 1,291,628 km (0.078 R)
• M5: 1,841,251 km (0.111 R)
• M6: 2,131,770 km (0.117 R)
• M7: 2,751,254 km (0.065 R)
• M8: 3,794,849 km (0.115 R)
• M9: 4,318,591 km (0.088 R)
• M10: 4,782,195 km (0.117 R)
• M11: 5,053,865 km (0.063 R)
• M12: 5,568,930 km (0.059 R)
• M13: 5,900,589 km (0.064 R)
• M14: 6,637,059 km (0.12 R)
• M15: 7,687,685 km (0.097 R)
• M16: 7,985,684 km (0.099 R)
• M17: 13,064,083 km (0.054 R)
• M18: 14,088,679 km (0.102 R)
• M19: 14,479,279 km (0.09 R)
• M20: 16,541,785 km (0.082 R)
• M21: 18,261,262 km (0.106 R)
• M22: 20,878,328 km (0.081 R)
• M23: 21,976,825 km (0.028 R)
• M24: 22,882,939 km (0.086 R)
• M25: 23,267,854 km (0.087 R)
• M26: 24,608,700 km (0.118 R)
• M27: 25,339,037 km (0.095 R)
• M28: 25,668,302 km (0.101 R)
• M29: 26,843,094 km (0.063 R)
• M30: 28,494,056 km (0.082 R)
• M31: 29,844,626 km (0.074 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 11,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit