🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.19 AU - 1.85 AU

Year: 653 Days

Day: 19.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,252,025 km

• M1: 546,032 km (0.029 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.31 AU - 2.73 AU

Year: 1393 Days

Day: 44 Hours

Environment

Temp: -67 °C

Axial Tilt: 76.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.5

Radius: 10.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.97 AU - 6.47 AU

Year: 4764 Days

Day: 9.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,252,025 km

• M1: 134,339 km (0.084 R)
• M2: 479,162 km (0.098 R)
• M3: 1,030,879 km (0.105 R)
• M4: 1,797,568 km (0.068 R)
• M5: 2,320,861 km (0.081 R)
• M6: 4,126,657 km (0.065 R)
• M7: 4,825,728 km (0.087 R)
• M8: 6,576,173 km (0.042 R)
• M9: 12,601,676 km (0.103 R)
• M10: 14,516,678 km (0.101 R)
• M11: 20,899,271 km (0.111 R)
• M12: 21,416,282 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.7

Radius: 7.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 18.69 AU - 21.03 AU

Year: 30822 Days

Day: 21 Hours

Environment

Temp: -189 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,252,025 km

• M1: 92,152 km (0.067 R)
• M2: 413,339 km (0.107 R)
• M3: 727,046 km (0.091 R)
• M4: 1,031,477 km (0.114 R)
• M5: 2,819,621 km (0.097 R)
• M6: 3,153,224 km (0.108 R)
• M7: 3,727,231 km (0.094 R)
• M8: 4,617,189 km (0.115 R)
• M9: 5,706,261 km (0.05 R)
• M10: 14,526,552 km (0.064 R)
• M11: 17,375,643 km (0.096 R)
• M12: 21,277,006 km (0.045 R)
• M13: 22,316,113 km (0.025 R)
• M14: 24,150,931 km (0.062 R)
• M15: 26,446,360 km (0.088 R)
• M16: 29,859,286 km (0.042 R)
• M17: 33,448,289 km (0.1 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 15,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit