🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.82 AU - 1.08 AU

Year: 337 Days

Day: 14.7 Hours

Environment

Temp: 76 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,242,668 km

• M1: 88,861 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.91 AU - 1.11 AU

Year: 369 Days

Day: 28.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.97 AU - 1.11 AU

Year: 385 Days

Day: 34.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.97 AU - 1.25 AU

Year: 425 Days

Day: 25.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.56 AU - 2.52 AU

Year: 1059 Days

Day: 19.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.85 AU - 3.07 AU

Year: 1402 Days

Day: 23.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.07 AU - 3.61 AU

Year: 2218 Days

Day: 34.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.6

Radius: 11.8

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.95 AU - 9.01 AU

Year: 8193 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,242,668 km

• M1: 156,779 km (0.115 R)
• M2: 675,883 km (0.054 R)
• M3: 1,436,588 km (0.075 R)
• M4: 3,362,960 km (0.063 R)
• M5: 5,194,188 km (0.12 R)
• M6: 5,685,317 km (0.039 R)
• M7: 9,268,785 km (0.099 R)
• M8: 11,351,935 km (0.075 R)
• M9: 12,995,717 km (0.07 R)
• M10: 16,423,602 km (0.087 R)
• M11: 17,484,700 km (0.084 R)
• M12: 19,523,869 km (0.119 R)
• M13: 21,250,378 km (0.093 R)
• M14: 23,158,199 km (0.101 R)
• M15: 25,091,153 km (0.083 R)
• M16: 26,497,822 km (0.106 R)
• M17: 33,170,485 km (0.12 R)
• M18: 35,404,430 km (0.083 R)
• M19: 35,950,762 km (0.1 R)
• M20: 36,836,680 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 11.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.73 AU - 10.91 AU

Year: 9520 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 118.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,242,668 km

• M1: 148,551 km (0.108 R)
• M2: 1,291,628 km (0.064 R)
• M3: 1,956,441 km (0.076 R)
• M4: 4,422,113 km (0.117 R)
• M5: 5,869,921 km (0.049 R)
• M6: 6,564,205 km (0.059 R)
• M7: 7,842,369 km (0.09 R)
• M8: 10,741,277 km (0.098 R)
• M9: 11,178,701 km (0.04 R)
• M10: 15,361,906 km (0.073 R)
• M11: 17,070,015 km (0.079 R)
• M12: 20,046,563 km (0.07 R)
• M13: 21,389,504 km (0.067 R)
• M14: 28,551,053 km (0.092 R)
• M15: 33,228,081 km (0.08 R)
• M16: 33,950,190 km (0.108 R)
• M17: 35,640,197 km (0.097 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.1

Radius: 8.7

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.55 AU - 12.09 AU

Year: 11184 Days

Day: 12.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 104.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,242,668 km

• M1: 108,608 km (0.098 R)
• M2: 432,936 km (0.098 R)
• M3: 938,427 km (0.096 R)
• M4: 1,469,350 km (0.089 R)
• M5: 2,310,838 km (0.108 R)
• M6: 2,686,628 km (0.083 R)
• M7: 3,732,616 km (0.095 R)
• M8: 5,276,766 km (0.081 R)
• M9: 6,566,299 km (0.072 R)
• M10: 6,862,653 km (0.066 R)
• M11: 7,642,806 km (0.051 R)
• M12: 10,488,157 km (0.036 R)
• M13: 19,571,291 km (0.103 R)
• M14: 26,598,202 km (0.069 R)
• M15: 29,603,474 km (0.111 R)
• M16: 33,477,909 km (0.098 R)
• M17: 43,113,358 km (0.104 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 12,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit