🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.11 AU - 1.55 AU

Year: 542 Days

Day: 32.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.27 AU - 1.55 AU

Year: 591 Days

Day: 45.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.4 AU - 2 AU

Year: 783 Days

Day: 35.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.87 AU - 3.11 AU

Year: 1387 Days

Day: 20.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,432,222 km

• M1: 409,001 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.35 AU - 2.77 AU

Year: 1446 Days

Day: 32.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,432,222 km

• M1: 2,142,092 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.36 AU - 3 AU

Year: 1549 Days

Day: 28.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 12.6

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.02 AU - 7.68 AU

Year: 6330 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,432,222 km

• M1: 164,558 km (0.11 R)
• M2: 657,183 km (0.042 R)
• M3: 1,220,419 km (0.103 R)
• M4: 1,792,781 km (0.116 R)
• M5: 2,188,467 km (0.072 R)
• M6: 2,643,245 km (0.055 R)
• M7: 3,572,397 km (0.111 R)
• M8: 4,786,533 km (0.106 R)
• M9: 5,532,279 km (0.089 R)
• M10: 6,645,586 km (0.058 R)
• M11: 7,502,782 km (0.08 R)
• M12: 9,904,277 km (0.103 R)
• M13: 11,350,589 km (0.064 R)
• M14: 12,025,874 km (0.12 R)
• M15: 12,524,483 km (0.108 R)
• M16: 13,403,969 km (0.109 R)
• M17: 14,771,443 km (0.11 R)
• M18: 15,401,699 km (0.064 R)
• M19: 16,229,873 km (0.106 R)
• M20: 17,846,428 km (0.105 R)
• M21: 18,693,900 km (0.1 R)
• M22: 19,431,716 km (0.111 R)
• M23: 21,835,455 km (0.114 R)
• M24: 22,956,541 km (0.117 R)
• M25: 25,885,668 km (0.073 R)
• M26: 26,466,706 km (0.066 R)
• M27: 27,568,644 km (0.095 R)
• M28: 29,233,967 km (0.105 R)
• M29: 29,773,567 km (0.073 R)
• M30: 30,228,195 km (0.104 R)
• M31: 31,338,510 km (0.076 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 19,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit