🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.45 AU - 0.63 AU

Year: 172 Days

Day: 17.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 18,495,116 km

• M1: 117,285 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.74 AU - 0.76 AU

Year: 282 Days

Day: 44.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 18,495,116 km

• M1: 214,673 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.66 AU - 0.88 AU

Year: 293 Days

Day: 44.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.6

Radius: 10.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.93 AU - 2.93 AU

Year: 2174 Days

Day: 5.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,495,116 km

• M1: 133,292 km (0.066 R)
• M2: 553,662 km (0.061 R)
• M3: 1,334,862 km (0.054 R)
• M4: 2,063,852 km (0.069 R)
• M5: 2,670,472 km (0.1 R)
• M6: 3,056,733 km (0.12 R)
• M7: 4,615,992 km (0.116 R)
• M8: 5,199,124 km (0.087 R)
• M9: 5,581,796 km (0.097 R)
• M10: 6,512,594 km (0.073 R)
• M11: 7,072,688 km (0.057 R)
• M12: 7,634,279 km (0.104 R)
• M13: 8,880,429 km (0.044 R)
• M14: 9,324,435 km (0.064 R)
• M15: 10,000,169 km (0.064 R)
• M16: 10,518,825 km (0.075 R)
• M17: 11,529,508 km (0.105 R)
• M18: 13,297,156 km (0.111 R)
• M19: 13,743,407 km (0.089 R)
• M20: 16,633,787 km (0.055 R)
• M21: 17,415,287 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 15,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit