🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.81 AU - 0.99 AU

Year: 322 Days

Day: 36.3 Hours

Environment

Temp: 37 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.45 AU - 1.87 AU

Year: 806 Days

Day: 42.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453

Radius: 11

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.75 AU - 5.81 AU

Year: 3937 Days

Day: 11.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,187,877 km

• M1: 137,780 km (0.106 R)
• M2: 615,894 km (0.115 R)
• M3: 982,559 km (0.072 R)
• M4: 1,389,465 km (0.085 R)
• M5: 1,741,918 km (0.053 R)
• M6: 3,253,754 km (0.104 R)
• M7: 4,952,737 km (0.105 R)
• M8: 5,954,145 km (0.078 R)
• M9: 6,752,848 km (0.119 R)
• M10: 9,025,838 km (0.114 R)
• M11: 9,694,241 km (0.065 R)
• M12: 10,276,027 km (0.112 R)
• M13: 14,417,345 km (0.117 R)
• M14: 15,227,418 km (0.097 R)
• M15: 22,432,650 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.6

Radius: 12.3

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.12 AU - 6.5 AU

Year: 4610 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 14,187,877 km

• M1: 153,039 km (0.096 R)
• M2: 754,721 km (0.066 R)
• M3: 1,774,081 km (0.113 R)
• M4: 7,046,509 km (0.098 R)
• M5: 9,017,760 km (0.05 R)
• M6: 9,980,572 km (0.096 R)
• M7: 10,939,793 km (0.106 R)
• M8: 13,041,643 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 11,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit