🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.43 AU - 0.61 AU

Year: 144 Days

Day: 39.7 Hours

Environment

Temp: 219 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,056,845 km

• M1: 47,423 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.57 AU - 0.87 AU

Year: 234 Days

Day: 37.2 Hours

Environment

Temp: 109 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.77 AU - 1.17 AU

Year: 366 Days

Day: 20 Hours

Environment

Temp: 23 °C

Axial Tilt: 131.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.69 AU - 2.91 AU

Year: 1794 Days

Day: 33.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.6

Radius: 9.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.93 AU - 5.11 AU

Year: 4307 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,056,845 km

• M1: 115,190 km (0.118 R)
• M2: 402,867 km (0.111 R)
• M3: 1,028,186 km (0.114 R)
• M4: 1,518,119 km (0.045 R)
• M5: 2,374,417 km (0.098 R)
• M6: 2,853,131 km (0.118 R)
• M7: 4,167,647 km (0.094 R)
• M8: 4,595,647 km (0.097 R)
• M9: 5,052,668 km (0.093 R)
• M10: 5,514,776 km (0.108 R)
• M11: 6,111,522 km (0.071 R)
• M12: 8,393,039 km (0.107 R)
• M13: 10,171,907 km (0.062 R)
• M14: 11,599,370 km (0.09 R)
• M15: 12,061,029 km (0.085 R)
• M16: 12,578,488 km (0.094 R)
• M17: 13,937,136 km (0.104 R)
• M18: 16,000,240 km (0.053 R)
• M19: 16,572,602 km (0.12 R)
• M20: 18,315,267 km (0.103 R)
• M21: 19,523,270 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 12,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit