🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.52 AU - 0.58 AU

Year: 144 Days

Day: 28.4 Hours

Environment

Temp: 266 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.15 AU - 1.35 AU

Year: 493 Days

Day: 35.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 19,579,490 km

• M1: 563,834 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.09 AU - 1.51 AU

Year: 523 Days

Day: 36.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.26 AU - 2.66 AU

Year: 1362 Days

Day: 15.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,579,490 km

• M1: 270,024 km (0.055 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.48 AU - 3.52 AU

Year: 1835 Days

Day: 22.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.34 AU - 3.42 AU

Year: 2194 Days

Day: 31.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.7 AU - 5.84 AU

Year: 3679 Days

Day: 30.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 19,579,490 km

• M1: 1,141,581 km (0.112 R)
• M2: 4,151,939 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.5

Radius: 10.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.21 AU - 7.49 AU

Year: 6330 Days

Day: 10.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,579,490 km

• M1: 131,197 km (0.108 R)
• M2: 455,675 km (0.083 R)
• M3: 887,115 km (0.099 R)
• M4: 1,256,622 km (0.119 R)
• M5: 2,174,555 km (0.074 R)
• M6: 2,694,258 km (0.073 R)
• M7: 3,260,635 km (0.117 R)
• M8: 4,144,310 km (0.074 R)
• M9: 4,500,802 km (0.094 R)
• M10: 6,245,113 km (0.111 R)
• M11: 7,032,147 km (0.092 R)
• M12: 7,358,869 km (0.112 R)
• M13: 7,726,880 km (0.084 R)
• M14: 9,183,065 km (0.081 R)
• M15: 10,427,720 km (0.116 R)
• M16: 11,493,604 km (0.045 R)
• M17: 19,059,068 km (0.095 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 16,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit