🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.53 AU - 0.69 AU

Year: 214 Days

Day: 23.9 Hours

Environment

Temp: -15 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,172,815 km

• M1: 322,982 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.5 AU - 1.68 AU

Year: 901 Days

Day: 42.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.4

Radius: 10.1

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.02 AU - 2.7 AU

Year: 1630 Days

Day: 11.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,172,815 km

• M1: 125,662 km (0.068 R)
• M2: 585,825 km (0.115 R)
• M3: 1,102,985 km (0.064 R)
• M4: 1,520,962 km (0.033 R)
• M5: 2,233,496 km (0.076 R)
• M6: 2,616,916 km (0.07 R)
• M7: 2,971,762 km (0.116 R)
• M8: 3,490,717 km (0.105 R)
• M9: 4,580,388 km (0.089 R)
• M10: 5,328,078 km (0.103 R)
• M11: 5,998,575 km (0.115 R)
• M12: 6,914,563 km (0.051 R)
• M13: 7,439,951 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.5

Radius: 8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.82 AU - 8.03 AU

Year: 7313 Days

Day: 11.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,172,815 km

• M1: 99,483 km (0.062 R)
• M2: 472,729 km (0.089 R)
• M3: 1,552,826 km (0.064 R)
• M4: 2,079,111 km (0.076 R)
• M5: 3,122,108 km (0.069 R)
• M6: 6,075,170 km (0.041 R)
• M7: 8,444,201 km (0.104 R)
• M8: 10,136,752 km (0.105 R)
• M9: 10,592,876 km (0.114 R)
• M10: 11,998,048 km (0.102 R)
• M11: 15,552,045 km (0.077 R)
• M12: 15,992,012 km (0.049 R)
• M13: 16,896,631 km (0.048 R)
• M14: 19,751,407 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 11,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit