🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.47 AU - 0.73 AU

Year: 178 Days

Day: 29.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,329,404 km

• M1: 222,153 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.79 AU - 1.01 AU

Year: 327 Days

Day: 33.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.2 AU - 1.56 AU

Year: 621 Days

Day: 46.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 14.2

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.9 AU - 8.7 AU

Year: 8341 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,329,404 km

• M1: 176,525 km (0.083 R)
• M2: 709,842 km (0.073 R)
• M3: 1,761,365 km (0.11 R)
• M4: 2,563,360 km (0.114 R)
• M5: 3,146,043 km (0.083 R)
• M6: 3,718,554 km (0.075 R)
• M7: 4,360,329 km (0.106 R)
• M8: 5,075,407 km (0.117 R)
• M9: 6,035,526 km (0.098 R)
• M10: 8,443,753 km (0.103 R)
• M11: 9,281,650 km (0.115 R)
• M12: 9,791,629 km (0.102 R)
• M13: 13,606,974 km (0.037 R)
• M14: 14,947,071 km (0.051 R)
• M15: 18,827,191 km (0.12 R)
• M16: 19,271,198 km (0.075 R)
• M17: 20,026,817 km (0.112 R)
• M18: 21,758,861 km (0.114 R)
• M19: 24,893,983 km (0.098 R)
• M20: 28,512,606 km (0.088 R)
• M21: 31,732,700 km (0.103 R)
• M22: 34,301,745 km (0.115 R)
• M23: 34,853,910 km (0.044 R)
• M24: 40,583,658 km (0.082 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: 322 - 14,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit