🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.73 AU - 0.81 AU

Year: 243 Days

Day: 14.3 Hours

Environment

Temp: 202 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.75 AU - 0.99 AU

Year: 292 Days

Day: 14.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,586,185 km

• M1: 77,342 km (0.118 R)
• M2: 326,722 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.26 AU - 1.42 AU

Year: 558 Days

Day: 42.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.15 AU - 1.89 AU

Year: 674 Days

Day: 29.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.21 AU - 2.41 AU

Year: 1264 Days

Day: 19.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.24 AU - 4.12 AU

Year: 2541 Days

Day: 47.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.38 AU - 5.54 AU

Year: 3390 Days

Day: 33.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,586,185 km

• M1: 124,166 km (0.092 R)

Asteroid Belt

Center: 6.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 13.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.27 AU - 8.67 AU

Year: 8871 Days

Day: 12.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,586,185 km

• M1: 188,643 km (0.074 R)
• M2: 841,338 km (0.047 R)
• M3: 1,653,505 km (0.05 R)
• M4: 2,380,252 km (0.07 R)
• M5: 2,921,198 km (0.098 R)
• M6: 3,472,915 km (0.102 R)
• M7: 4,557,050 km (0.109 R)
• M8: 6,198,438 km (0.062 R)
• M9: 7,506,372 km (0.093 R)
• M10: 8,945,803 km (0.063 R)
• M11: 10,866,341 km (0.078 R)
• M12: 13,756,422 km (0.098 R)
• M13: 32,885,502 km (0.084 R)
• M14: 40,907,538 km (0.11 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 19,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit