🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.47 AU - 0.65 AU

Year: 183 Days

Day: 43.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 99,451,935 km

• M1: 40,092 km (0.041 R)
• M2: 64,177 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.53 AU - 0.61 AU

Year: 188 Days

Day: 27.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.56 AU - 0.82 AU

Year: 250 Days

Day: 18.5 Hours

Environment

Temp: -8 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.64 AU - 0.76 AU

Year: 256 Days

Day: 26.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.01 AU - 1.37 AU

Year: 567 Days

Day: 37.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,451,935 km

• M1: 83,775 km (0.072 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.61 AU - 2.55 AU

Year: 1310 Days

Day: 37.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.14 AU - 2.84 AU

Year: 1715 Days

Day: 32.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 14.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.18 AU - 5.44 AU

Year: 4605 Days

Day: 8.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,451,935 km

• M1: 176,675 km (0.102 R)
• M2: 713,731 km (0.069 R)
• M3: 1,308,084 km (0.048 R)
• M4: 2,143,438 km (0.063 R)
• M5: 2,708,320 km (0.1 R)
• M6: 3,158,310 km (0.057 R)
• M7: 3,701,051 km (0.089 R)
• M8: 4,425,105 km (0.106 R)
• M9: 5,489,344 km (0.032 R)
• M10: 6,218,185 km (0.103 R)
• M11: 7,483,484 km (0.068 R)
• M12: 8,530,968 km (0.054 R)
• M13: 9,715,335 km (0.067 R)
• M14: 11,415,514 km (0.064 R)
• M15: 12,024,078 km (0.108 R)
• M16: 14,246,504 km (0.032 R)
• M17: 15,455,106 km (0.089 R)
• M18: 15,911,080 km (0.098 R)
• M19: 16,552,855 km (0.114 R)
• M20: 20,024,423 km (0.118 R)
• M21: 24,183,094 km (0.115 R)
• M22: 28,457,853 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.9

Radius: 5.5

Gravity: 25.05 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.7 AU - 19.66 AU

Year: 28412 Days

Day: 18.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,451,935 km

• M1: 68,815 km (0.096 R)
• M2: 276,756 km (0.118 R)
• M3: 1,028,785 km (0.05 R)
• M4: 1,215,632 km (0.104 R)
• M5: 1,658,891 km (0.066 R)
• M6: 2,805,708 km (0.092 R)
• M7: 3,294,594 km (0.083 R)
• M8: 5,061,794 km (0.055 R)
• M9: 5,873,512 km (0.107 R)
• M10: 8,650,198 km (0.094 R)
• M11: 10,585,545 km (0.045 R)
• M12: 11,197,401 km (0.054 R)
• M13: 12,566,072 km (0.092 R)
• M14: 22,961,029 km (0.101 R)
• M15: 25,999,212 km (0.092 R)
• M16: 28,252,904 km (0.112 R)
• M17: 34,892,656 km (0.115 R)
• M18: 38,255,616 km (0.101 R)
• M19: 39,208,854 km (0.118 R)
• M20: 49,441,498 km (0.088 R)
• M21: 53,080,765 km (0.05 R)
• M22: 56,484,865 km (0.067 R)
• M23: 65,512,797 km (0.116 R)
• M24: 67,564,831 km (0.05 R)
• M25: 76,452,141 km (0.047 R)
• M26: 82,088,989 km (0.062 R)
• M27: 82,351,533 km (0.117 R)
• M28: 85,816,669 km (0.111 R)
• M29: 96,792,665 km (0.102 R)
• M30: 98,264,109 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 20,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit