🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.75 AU - 0.75 AU

Year: 235 Days

Day: 37.9 Hours

Environment

Temp: 172 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.03 AU - 1.25 AU

Year: 440 Days

Day: 33.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.09 AU - 1.21 AU

Year: 446 Days

Day: 37.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 21,520,357 km

• M1: 46,226 km (0.066 R)
• M2: 85,271 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.08 AU - 1.46 AU

Year: 518 Days

Day: 26.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 21,520,357 km

• M1: 453,431 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.28 AU - 4.54 AU

Year: 2796 Days

Day: 12.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.7 AU - 5.6 AU

Year: 3626 Days

Day: 41.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.5

Radius: 13.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.96 AU - 9.82 AU

Year: 8015 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,520,357 km

• M1: 166,652 km (0.07 R)
• M2: 714,779 km (0.106 R)
• M3: 1,154,596 km (0.095 R)
• M4: 1,692,850 km (0.116 R)
• M5: 2,426,328 km (0.081 R)
• M6: 2,982,533 km (0.094 R)
• M7: 3,604,411 km (0.117 R)
• M8: 4,642,022 km (0.084 R)
• M9: 5,206,754 km (0.077 R)
• M10: 7,030,202 km (0.052 R)
• M11: 9,247,542 km (0.068 R)
• M12: 9,801,802 km (0.096 R)
• M13: 10,936,502 km (0.103 R)
• M14: 12,687,994 km (0.083 R)
• M15: 14,035,123 km (0.095 R)
• M16: 15,733,507 km (0.111 R)
• M17: 16,152,381 km (0.07 R)
• M18: 16,794,455 km (0.111 R)
• M19: 18,765,407 km (0.055 R)
• M20: 19,236,641 km (0.09 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 10,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit