🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.59 AU - 0.85 AU

Year: 235 Days

Day: 15.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.7 AU - 0.76 AU

Year: 240 Days

Day: 24.8 Hours

Environment

Temp: 82 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.78 AU - 1.04 AU

Year: 334 Days

Day: 40.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.87 AU - 1.25 AU

Year: 420 Days

Day: 47.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 20,607,670 km

• M1: 33,809 km (0.113 R)
• M2: 80,783 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.44 AU - 2.26 AU

Year: 969 Days

Day: 16.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.4 AU - 2.44 AU

Year: 1449 Days

Day: 43.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,607,670 km

• M1: 609,462 km (0.076 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.6 AU - 3.22 AU

Year: 1911 Days

Day: 30.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,607,670 km

• M1: 41,289 km (0.069 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.7

Radius: 11

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.68 AU - 9.34 AU

Year: 7924 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,607,670 km

• M1: 136,732 km (0.096 R)
• M2: 729,140 km (0.076 R)
• M3: 1,083,986 km (0.103 R)
• M4: 1,610,571 km (0.079 R)
• M5: 2,501,276 km (0.116 R)
• M6: 3,542,627 km (0.104 R)
• M7: 4,737,765 km (0.051 R)
• M8: 5,403,176 km (0.109 R)
• M9: 6,832,434 km (0.111 R)
• M10: 9,518,913 km (0.064 R)
• M11: 18,135,151 km (0.115 R)
• M12: 19,227,366 km (0.076 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 12,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit