🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.93 AU - 1.11 AU

Year: 374 Days

Day: 16 Hours

Environment

Temp: 29 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 25,366,533 km

• M1: 54,753 km (0.099 R)
• M2: 153,039 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.69 AU - 4.03 AU

Year: 2756 Days

Day: 37 Hours

Environment

Temp: -111 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.71 AU - 4.17 AU

Year: 2842 Days

Day: 29 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553

Radius: 15

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.53 AU - 5.83 AU

Year: 4285 Days

Day: 5.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,366,533 km

• M1: 186,549 km (0.101 R)
• M2: 682,166 km (0.105 R)
• M3: 1,211,593 km (0.106 R)
• M4: 1,714,990 km (0.071 R)
• M5: 2,360,804 km (0.084 R)
• M6: 4,285,081 km (0.079 R)
• M7: 4,776,510 km (0.108 R)
• M8: 5,652,705 km (0.071 R)
• M9: 7,692,173 km (0.11 R)
• M10: 8,386,606 km (0.101 R)
• M11: 9,313,515 km (0.099 R)
• M12: 10,894,615 km (0.081 R)
• M13: 11,371,383 km (0.106 R)
• M14: 12,044,125 km (0.049 R)
• M15: 12,648,500 km (0.117 R)
• M16: 13,175,683 km (0.115 R)
• M17: 15,057,624 km (0.066 R)
• M18: 15,814,589 km (0.08 R)
• M19: 20,967,488 km (0.079 R)
• M20: 23,740,883 km (0.117 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 11,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit