🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.44 AU - 0.7 AU

Year: 161 Days

Day: 41.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1 AU - 1.6 AU

Year: 555 Days

Day: 19.1 Hours

Environment

Temp: -22 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.8

Radius: 10.3

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.81 AU - 5.75 AU

Year: 3916 Days

Day: 9.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,308,330 km

• M1: 128,205 km (0.082 R)
• M2: 767,886 km (0.117 R)
• M3: 1,201,420 km (0.097 R)
• M4: 1,581,549 km (0.044 R)
• M5: 2,385,936 km (0.089 R)
• M6: 5,033,669 km (0.038 R)
• M7: 7,636,223 km (0.081 R)
• M8: 9,022,248 km (0.091 R)
• M9: 9,923,874 km (0.061 R)
• M10: 10,260,170 km (0.078 R)
• M11: 11,242,280 km (0.057 R)
• M12: 11,607,748 km (0.05 R)
• M13: 12,713,126 km (0.044 R)
• M14: 13,230,735 km (0.107 R)
• M15: 14,265,803 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 19,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit