🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.57 AU

Year: 137 Days

Day: 34.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.74 AU - 1.04 AU

Year: 316 Days

Day: 15.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.38 AU - 1.72 AU

Year: 727 Days

Day: 27.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,519,514 km

• M1: 66,272 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.87 AU - 2.49 AU

Year: 1213 Days

Day: 14.9 Hours

Environment

Temp: -92 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.18 AU - 3.84 AU

Year: 2477 Days

Day: 13.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,519,514 km

• M1: 48,021 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.55 AU - 4.35 AU

Year: 2957 Days

Day: 35 Hours

Environment

Temp: -136 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.9

Radius: 9.2

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.09 AU - 8.95 AU

Year: 9369 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,519,514 km

• M1: 115,041 km (0.099 R)
• M2: 880,383 km (0.07 R)
• M3: 3,374,928 km (0.115 R)
• M4: 4,304,828 km (0.078 R)
• M5: 5,198,227 km (0.097 R)
• M6: 6,210,256 km (0.041 R)
• M7: 8,231,772 km (0.108 R)
• M8: 8,939,670 km (0.026 R)
• M9: 9,475,529 km (0.116 R)
• M10: 9,816,014 km (0.107 R)
• M11: 10,657,203 km (0.117 R)
• M12: 12,181,455 km (0.071 R)
• M13: 20,020,234 km (0.094 R)
• M14: 30,036,111 km (0.058 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit