🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.28 AU - 1.34 AU

Year: 556 Days

Day: 35.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.22 AU - 1.7 AU

Year: 654 Days

Day: 48 Hours

Environment

Temp: -37 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.32 AU - 2.68 AU

Year: 1466 Days

Day: 37.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.1

Radius: 15

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.62 AU - 5.54 AU

Year: 3635 Days

Day: 5.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,090,755 km

• M1: 186,549 km (0.065 R)
• M2: 715,227 km (0.109 R)
• M3: 1,507,498 km (0.11 R)
• M4: 2,128,030 km (0.091 R)
• M5: 2,847,895 km (0.085 R)
• M6: 3,324,065 km (0.073 R)
• M7: 3,832,398 km (0.082 R)
• M8: 4,559,594 km (0.101 R)
• M9: 5,879,645 km (0.064 R)
• M10: 6,598,014 km (0.057 R)
• M11: 7,374,277 km (0.073 R)
• M12: 9,266,242 km (0.063 R)
• M13: 10,928,424 km (0.047 R)
• M14: 12,016,898 km (0.042 R)
• M15: 12,491,273 km (0.079 R)
• M16: 13,681,324 km (0.093 R)
• M17: 14,569,037 km (0.115 R)
• M18: 17,404,067 km (0.099 R)
• M19: 17,889,512 km (0.065 R)
• M20: 20,054,941 km (0.1 R)
• M21: 21,546,282 km (0.109 R)
• M22: 22,461,522 km (0.034 R)
• M23: 25,909,753 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 9.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.67 AU - 8.83 AU

Year: 7240 Days

Day: 6.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,090,755 km

• M1: 124,615 km (0.09 R)
• M2: 528,828 km (0.119 R)
• M3: 1,731,895 km (0.114 R)
• M4: 2,206,569 km (0.089 R)
• M5: 3,042,222 km (0.054 R)
• M6: 3,501,488 km (0.085 R)
• M7: 3,825,666 km (0.025 R)
• M8: 4,169,741 km (0.059 R)
• M9: 5,907,770 km (0.114 R)
• M10: 6,464,423 km (0.115 R)
• M11: 7,055,634 km (0.11 R)
• M12: 10,128,673 km (0.11 R)
• M13: 13,677,434 km (0.078 R)
• M14: 19,347,493 km (0.081 R)
• M15: 20,091,144 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275

Radius: 12.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.34 AU - 9.68 AU

Year: 10030 Days

Day: 8.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,090,755 km

• M1: 157,975 km (0.077 R)
• M2: 554,410 km (0.042 R)
• M3: 1,018,163 km (0.092 R)
• M4: 1,448,706 km (0.111 R)
• M5: 1,915,750 km (0.105 R)
• M6: 2,571,139 km (0.112 R)
• M7: 3,081,417 km (0.09 R)
• M8: 4,384,414 km (0.066 R)
• M9: 5,175,039 km (0.09 R)
• M10: 5,712,095 km (0.117 R)
• M11: 6,155,354 km (0.1 R)
• M12: 6,793,838 km (0.087 R)
• M13: 7,365,302 km (0.086 R)
• M14: 7,814,993 km (0.095 R)
• M15: 8,728,138 km (0.111 R)
• M16: 11,005,915 km (0.037 R)
• M17: 11,947,933 km (0.106 R)
• M18: 12,622,919 km (0.048 R)
• M19: 14,451,154 km (0.099 R)
• M20: 14,919,695 km (0.119 R)
• M21: 15,887,443 km (0.104 R)
• M22: 21,972,935 km (0.111 R)
• M23: 22,750,096 km (0.034 R)
• M24: 24,856,584 km (0.112 R)
• M25: 32,850,496 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.5

Radius: 6.2

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 13.11 AU - 15.93 AU

Year: 20519 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,090,755 km

• M1: 80,035 km (0.098 R)
• M2: 335,398 km (0.071 R)
• M3: 802,742 km (0.051 R)
• M4: 1,154,447 km (0.088 R)
• M5: 1,587,233 km (0.092 R)
• M6: 2,230,055 km (0.054 R)
• M7: 2,822,912 km (0.104 R)
• M8: 3,033,396 km (0.07 R)
• M9: 3,605,907 km (0.117 R)
• M10: 4,147,152 km (0.102 R)
• M11: 4,454,725 km (0.102 R)
• M12: 4,814,359 km (0.08 R)
• M13: 7,392,379 km (0.057 R)
• M14: 8,695,825 km (0.098 R)
• M15: 12,717,913 km (0.037 R)
• M16: 18,919,643 km (0.092 R)
• M17: 19,766,067 km (0.041 R)
• M18: 27,945,032 km (0.105 R)
• M19: 28,186,333 km (0.112 R)
• M20: 35,098,503 km (0.058 R)
• M21: 37,096,532 km (0.094 R)
• M22: 40,387,536 km (0.061 R)
• M23: 41,317,735 km (0.074 R)
• M24: 41,788,071 km (0.096 R)
• M25: 44,850,788 km (0.064 R)
• M26: 49,631,936 km (0.112 R)
• M27: 52,327,839 km (0.095 R)
• M28: 54,365,661 km (0.106 R)
• M29: 57,423,591 km (0.064 R)
• M30: 57,813,593 km (0.049 R)
• M31: 58,994,519 km (0.082 R)
• M32: 59,391,701 km (0.065 R)
• M33: 66,205,585 km (0.101 R)
• M34: 71,475,918 km (0.11 R)
• M35: 82,841,915 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 19,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit