🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.42 AU - 0.66 AU

Year: 147 Days

Day: 27.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.05 AU - 1.05 AU

Year: 399 Days

Day: 31.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 108,712,759 km

• M1: 33,809 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.29 AU - 4.53 AU

Year: 2867 Days

Day: 23.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.3

Radius: 12.7

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.83 AU - 5.51 AU

Year: 4360 Days

Day: 8.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 108,712,759 km

• M1: 161,566 km (0.049 R)
• M2: 830,717 km (0.118 R)
• M3: 1,273,078 km (0.115 R)
• M4: 2,057,719 km (0.12 R)
• M5: 3,872,490 km (0.071 R)
• M6: 4,400,721 km (0.112 R)
• M7: 5,519,264 km (0.04 R)
• M8: 6,123,190 km (0.103 R)
• M9: 6,557,922 km (0.049 R)
• M10: 7,880,816 km (0.044 R)
• M11: 8,479,507 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830

Radius: 3.1

Gravity: 86.37 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 17.26 AU - 21 AU

Year: 31030 Days

Day: 18.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 108,712,759 km

• M1: 46,076 km (0.109 R)
• M2: 405,261 km (0.103 R)
• M3: 631,004 km (0.037 R)
• M4: 1,073,963 km (0.106 R)
• M5: 1,259,913 km (0.106 R)
• M6: 1,883,288 km (0.098 R)
• M7: 1,993,092 km (0.111 R)
• M8: 2,527,905 km (0.094 R)
• M9: 3,213,811 km (0.088 R)
• M10: 4,197,866 km (0.043 R)
• M11: 4,309,915 km (0.059 R)
• M12: 4,738,064 km (0.092 R)
• M13: 5,587,929 km (0.078 R)
• M14: 6,096,412 km (0.107 R)
• M15: 6,584,700 km (0.12 R)
• M16: 7,749,918 km (0.075 R)
• M17: 8,618,782 km (0.068 R)
• M18: 10,616,512 km (0.108 R)
• M19: 11,685,389 km (0.078 R)
• M20: 13,541,450 km (0.115 R)
• M21: 14,201,326 km (0.115 R)
• M22: 16,773,362 km (0.101 R)
• M23: 20,058,531 km (0.062 R)
• M24: 21,352,104 km (0.104 R)
• M25: 23,278,177 km (0.104 R)
• M26: 23,395,013 km (0.116 R)
• M27: 26,443,219 km (0.109 R)
• M28: 27,602,303 km (0.078 R)
• M29: 29,745,741 km (0.026 R)
• M30: 39,098,899 km (0.091 R)
• M31: 39,429,361 km (0.088 R)
• M32: 41,110,093 km (0.114 R)
• M33: 49,074,235 km (0.076 R)
• M34: 49,266,319 km (0.098 R)
• M35: 53,213,309 km (0.102 R)
• M36: 55,471,339 km (0.113 R)
• M37: 56,518,524 km (0.099 R)
• M38: 58,436,519 km (0.063 R)
• M39: 60,618,104 km (0.069 R)
• M40: 66,308,059 km (0.115 R)
• M41: 68,920,637 km (0.109 R)
• M42: 84,661,923 km (0.094 R)
• M43: 105,165,807 km (0.072 R)
• M44: 106,768,300 km (0.049 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: 538 - 12,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit