🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.59 AU - 0.85 AU

Year: 228 Days

Day: 41.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,616,983 km

• M1: 61,634 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.73 AU - 1.07 AU

Year: 318 Days

Day: 20.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 46.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 19,616,983 km

• M1: 325,675 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.06 AU - 1.26 AU

Year: 466 Days

Day: 15.9 Hours

Environment

Temp: 0 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.26 AU - 1.28 AU

Year: 534 Days

Day: 45.8 Hours

Environment

Temp: -20 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 19,616,983 km

• M1: 67,319 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.73 AU - 2.01 AU

Year: 953 Days

Day: 27.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.22 AU - 5.18 AU

Year: 3209 Days

Day: 41.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 19,616,983 km

• M1: 720,015 km (0.118 R)
• M2: 3,023,373 km (0.104 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.2

Radius: 12.3

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.16 AU - 5.58 AU

Year: 4639 Days

Day: 14.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,616,983 km

• M1: 425,456 km (0.073 R)
• M2: 1,146,817 km (0.05 R)
• M3: 1,777,372 km (0.114 R)
• M4: 2,513,693 km (0.054 R)
• M5: 3,116,872 km (0.113 R)
• M6: 5,019,906 km (0.031 R)
• M7: 5,597,504 km (0.103 R)
• M8: 7,060,720 km (0.104 R)
• M9: 7,693,669 km (0.074 R)
• M10: 9,318,751 km (0.071 R)
• M11: 10,420,539 km (0.076 R)
• M12: 16,113,935 km (0.067 R)
• M13: 18,248,995 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 11,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit