🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.51 AU - 0.57 AU

Year: 152 Days

Day: 33.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,678,481 km

• M1: 15,259 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.61 AU - 0.63 AU

Year: 187 Days

Day: 29.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.71 AU - 0.73 AU

Year: 234 Days

Day: 33.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,678,481 km

• M1: 415,433 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.2 AU - 1.26 AU

Year: 522 Days

Day: 23.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.9

Radius: 12.7

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.82 AU - 9 AU

Year: 7723 Days

Day: 6 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,678,481 km

• M1: 158,275 km (0.117 R)
• M2: 563,984 km (0.102 R)
• M3: 1,071,570 km (0.086 R)
• M4: 2,101,850 km (0.059 R)
• M5: 2,584,602 km (0.096 R)
• M6: 3,282,177 km (0.12 R)
• M7: 4,863,726 km (0.03 R)
• M8: 5,307,284 km (0.111 R)
• M9: 7,323,863 km (0.082 R)
• M10: 8,059,436 km (0.088 R)
• M11: 8,484,742 km (0.051 R)
• M12: 9,422,721 km (0.101 R)
• M13: 10,702,531 km (0.12 R)
• M14: 11,217,148 km (0.102 R)
• M15: 13,389,608 km (0.066 R)
• M16: 14,546,747 km (0.051 R)
• M17: 18,418,789 km (0.107 R)
• M18: 25,152,488 km (0.093 R)
• M19: 26,570,078 km (0.057 R)
• M20: 30,392,752 km (0.057 R)
• M21: 30,953,744 km (0.052 R)
• M22: 31,426,623 km (0.09 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: 302 - 15,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit