🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.65 AU - 0.67 AU

Year: 202 Days

Day: 47 Hours

Environment

Temp: 136 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.51 AU - 0.83 AU

Year: 207 Days

Day: 26.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.52 AU - 1.66 AU

Year: 755 Days

Day: 29.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.34 AU - 5.12 AU

Year: 3277 Days

Day: 44.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.7

Radius: 8.5

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.75 AU - 5.77 AU

Year: 3912 Days

Day: 5.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,838,234 km

• M1: 105,915 km (0.095 R)
• M2: 402,717 km (0.098 R)
• M3: 678,277 km (0.049 R)
• M4: 954,734 km (0.099 R)
• M5: 1,221,616 km (0.067 R)
• M6: 1,630,018 km (0.103 R)
• M7: 1,925,025 km (0.08 R)
• M8: 2,773,096 km (0.054 R)
• M9: 3,160,255 km (0.109 R)
• M10: 3,425,193 km (0.081 R)
• M11: 4,472,378 km (0.116 R)
• M12: 4,856,844 km (0.084 R)
• M13: 5,747,101 km (0.078 R)
• M14: 7,216,152 km (0.116 R)
• M15: 8,160,115 km (0.044 R)
• M16: 8,883,122 km (0.066 R)
• M17: 9,806,440 km (0.114 R)
• M18: 10,168,616 km (0.041 R)
• M19: 10,962,682 km (0.115 R)
• M20: 12,115,483 km (0.1 R)
• M21: 15,837,029 km (0.109 R)
• M22: 17,659,131 km (0.114 R)
• M23: 17,956,083 km (0.099 R)
• M24: 21,044,082 km (0.111 R)
• M25: 22,608,726 km (0.076 R)
• M26: 23,669,973 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit