🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.69 AU - 0.93 AU

Year: 275 Days

Day: 31.9 Hours

Environment

Temp: 117 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,663,409 km

• M1: 43,683 km (0.109 R)
• M2: 389,403 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.98 AU - 2.56 AU

Year: 1288 Days

Day: 16.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.21 AU - 3.41 AU

Year: 2269 Days

Day: 15.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.4

Radius: 9.7

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.23 AU - 4.71 AU

Year: 3560 Days

Day: 10.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,663,409 km

• M1: 120,725 km (0.112 R)
• M2: 434,133 km (0.096 R)
• M3: 828,922 km (0.096 R)
• M4: 1,538,913 km (0.037 R)
• M5: 2,005,659 km (0.097 R)
• M6: 2,708,320 km (0.098 R)
• M7: 4,367,360 km (0.067 R)
• M8: 4,762,299 km (0.102 R)
• M9: 5,705,064 km (0.109 R)
• M10: 6,263,962 km (0.086 R)
• M11: 7,233,955 km (0.049 R)
• M12: 13,632,256 km (0.061 R)
• M13: 14,529,394 km (0.072 R)
• M14: 14,888,728 km (0.105 R)
• M15: 17,457,324 km (0.117 R)
• M16: 18,216,832 km (0.115 R)
• M17: 21,017,154 km (0.092 R)
• M18: 23,244,517 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 14.4

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.41 AU - 12.09 AU

Year: 14215 Days

Day: 14.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,663,409 km

• M1: 179,069 km (0.11 R)
• M2: 664,364 km (0.107 R)
• M3: 1,373,458 km (0.088 R)
• M4: 1,824,196 km (0.06 R)
• M5: 2,703,234 km (0.086 R)
• M6: 3,548,461 km (0.115 R)
• M7: 8,384,811 km (0.031 R)
• M8: 10,131,067 km (0.057 R)
• M9: 11,772,006 km (0.056 R)
• M10: 13,583,935 km (0.081 R)
• M11: 14,396,701 km (0.113 R)
• M12: 15,575,532 km (0.106 R)
• M13: 17,828,775 km (0.083 R)
• M14: 18,879,999 km (0.062 R)
• M15: 21,437,674 km (0.106 R)
• M16: 24,309,205 km (0.094 R)
• M17: 28,930,583 km (0.032 R)
• M18: 30,276,515 km (0.09 R)
• M19: 32,648,688 km (0.03 R)
• M20: 37,275,301 km (0.108 R)
• M21: 37,882,669 km (0.076 R)
• M22: 40,378,859 km (0.112 R)
• M23: 45,145,197 km (0.113 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 19,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit