🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.42 AU - 0.6 AU

Year: 128 Days

Day: 31.9 Hours

Environment

Temp: 241 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,923,949 km

• M1: 41,289 km (0.081 R)
• M2: 185,950 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.59 AU - 0.71 AU

Year: 184 Days

Day: 40.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.68 AU - 0.7 AU

Year: 201 Days

Day: 29.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,923,949 km

• M1: 28,872 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.61 AU - 0.99 AU

Year: 251 Days

Day: 43.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.2 AU - 1.88 AU

Year: 672 Days

Day: 15 Hours

Environment

Temp: -15 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 25,923,949 km

• M1: 33,809 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.33 AU - 2.19 AU

Year: 821 Days

Day: 41.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.73 AU - 2.81 AU

Year: 1620 Days

Day: 37.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 61.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 11.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.88 AU - 8.44 AU

Year: 6734 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,923,949 km

• M1: 144,512 km (0.064 R)
• M2: 518,805 km (0.091 R)
• M3: 897,438 km (0.116 R)
• M4: 1,327,083 km (0.105 R)
• M5: 1,745,209 km (0.086 R)
• M6: 4,575,301 km (0.105 R)
• M7: 5,438,930 km (0.088 R)
• M8: 5,853,017 km (0.05 R)
• M9: 6,934,011 km (0.094 R)
• M10: 8,321,980 km (0.112 R)
• M11: 8,761,199 km (0.108 R)
• M12: 9,449,350 km (0.09 R)
• M13: 10,761,173 km (0.073 R)
• M14: 12,005,528 km (0.028 R)
• M15: 15,920,355 km (0.106 R)
• M16: 16,713,822 km (0.076 R)
• M17: 18,750,298 km (0.077 R)
• M18: 19,893,076 km (0.114 R)
• M19: 20,481,594 km (0.097 R)
• M20: 21,556,455 km (0.042 R)
• M21: 24,259,688 km (0.108 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 15,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit