🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.68 AU - 0.94 AU

Year: 257 Days

Day: 17.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,708,173 km

• M1: 264,339 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.75 AU - 1.13 AU

Year: 322 Days

Day: 13.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.99 AU - 4.67 AU

Year: 2647 Days

Day: 12.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.5

Radius: 12.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.11 AU - 7.33 AU

Year: 5478 Days

Day: 7.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 147.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,708,173 km

• M1: 159,771 km (0.033 R)
• M2: 611,107 km (0.059 R)
• M3: 1,497,624 km (0.064 R)
• M4: 3,744,883 km (0.045 R)
• M5: 4,309,765 km (0.087 R)
• M6: 4,700,515 km (0.069 R)
• M7: 5,359,194 km (0.082 R)
• M8: 5,900,140 km (0.089 R)
• M9: 6,352,823 km (0.107 R)
• M10: 7,226,325 km (0.034 R)
• M11: 8,251,968 km (0.088 R)
• M12: 8,742,200 km (0.101 R)
• M13: 9,412,698 km (0.094 R)
• M14: 10,117,005 km (0.114 R)
• M15: 11,307,953 km (0.067 R)
• M16: 11,818,980 km (0.079 R)
• M17: 12,837,741 km (0.115 R)
• M18: 13,394,245 km (0.077 R)
• M19: 14,179,036 km (0.088 R)
• M20: 14,828,739 km (0.077 R)
• M21: 15,611,735 km (0.096 R)
• M22: 17,938,580 km (0.067 R)
• M23: 18,506,902 km (0.062 R)
• M24: 20,900,767 km (0.119 R)
• M25: 24,098,422 km (0.119 R)
• M26: 28,452,019 km (0.065 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 19,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit