🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.64 AU

Year: 144 Days

Day: 24.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.41 AU - 1.81 AU

Year: 762 Days

Day: 16 Hours

Environment

Temp: -43 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.62 AU - 3.66 AU

Year: 2589 Days

Day: 31.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.37 AU - 3.91 AU

Year: 2589 Days

Day: 37.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,313,337 km

• M1: 556,055 km (0.064 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.3

Radius: 13.1

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.32 AU - 6.7 AU

Year: 5492 Days

Day: 5.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,313,337 km

• M1: 162,912 km (0.088 R)
• M2: 600,935 km (0.116 R)
• M3: 1,106,127 km (0.115 R)
• M4: 1,870,871 km (0.09 R)
• M5: 2,364,993 km (0.107 R)
• M6: 3,025,318 km (0.079 R)
• M7: 3,509,716 km (0.036 R)
• M8: 4,424,507 km (0.113 R)
• M9: 4,910,700 km (0.072 R)
• M10: 9,913,851 km (0.114 R)
• M11: 10,942,785 km (0.113 R)
• M12: 11,583,363 km (0.115 R)
• M13: 12,301,283 km (0.092 R)
• M14: 16,029,561 km (0.114 R)
• M15: 16,599,230 km (0.102 R)
• M16: 19,438,149 km (0.101 R)
• M17: 22,507,897 km (0.054 R)
• M18: 25,118,230 km (0.098 R)
• M19: 27,472,602 km (0.062 R)
• M20: 28,106,298 km (0.073 R)
• M21: 32,717,503 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.8

Radius: 12.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.75 AU - 8.55 AU

Year: 7127 Days

Day: 5.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,313,337 km

• M1: 159,771 km (0.091 R)
• M2: 590,463 km (0.096 R)
• M3: 986,000 km (0.097 R)
• M4: 1,660,387 km (0.114 R)
• M5: 2,143,737 km (0.094 R)
• M6: 3,036,837 km (0.101 R)
• M7: 3,697,461 km (0.072 R)
• M8: 4,478,960 km (0.09 R)
• M9: 4,895,291 km (0.116 R)
• M10: 5,307,134 km (0.043 R)
• M11: 6,268,450 km (0.094 R)
• M12: 6,755,391 km (0.1 R)
• M13: 7,571,597 km (0.115 R)
• M14: 10,418,145 km (0.055 R)
• M15: 11,003,372 km (0.093 R)
• M16: 15,608,443 km (0.08 R)
• M17: 17,915,991 km (0.081 R)
• M18: 19,771,453 km (0.072 R)
• M19: 20,669,788 km (0.115 R)
• M20: 27,828,944 km (0.088 R)
• M21: 29,822,934 km (0.049 R)
• M22: 31,505,461 km (0.109 R)
• M23: 32,524,372 km (0.088 R)
• M24: 34,735,279 km (0.075 R)
• M25: 35,712,752 km (0.03 R)
• M26: 37,609,204 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.6

Radius: 7.8

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.32 AU - 13.86 AU

Year: 17655 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,313,337 km

• M1: 96,939 km (0.109 R)
• M2: 400,174 km (0.104 R)
• M3: 1,320,949 km (0.108 R)
• M4: 1,690,755 km (0.069 R)
• M5: 2,385,637 km (0.083 R)
• M6: 3,369,692 km (0.113 R)
• M7: 4,161,962 km (0.077 R)
• M8: 4,815,256 km (0.069 R)
• M9: 5,338,998 km (0.107 R)
• M10: 6,906,784 km (0.033 R)
• M11: 7,187,280 km (0.118 R)
• M12: 10,305,199 km (0.067 R)
• M13: 16,266,076 km (0.117 R)
• M14: 16,513,660 km (0.104 R)
• M15: 29,333,300 km (0.043 R)
• M16: 33,941,513 km (0.101 R)
• M17: 44,080,060 km (0.096 R)
• M18: 56,252,539 km (0.081 R)
• M19: 68,106,375 km (0.074 R)
• M20: 70,486,178 km (0.11 R)
• M21: 71,807,277 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974

Radius: 6.7

Gravity: 21.7 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.22 AU - 15.48 AU

Year: 20264 Days

Day: 15.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,313,337 km

• M1: 83,326 km (0.115 R)
• M2: 368,609 km (0.06 R)
• M3: 904,918 km (0.12 R)
• M4: 1,896,303 km (0.11 R)
• M5: 2,365,292 km (0.116 R)
• M6: 2,908,931 km (0.066 R)
• M7: 3,780,488 km (0.085 R)
• M8: 4,310,962 km (0.088 R)
• M9: 5,643,580 km (0.114 R)
• M10: 7,478,996 km (0.06 R)
• M11: 8,476,664 km (0.08 R)
• M12: 11,321,118 km (0.092 R)
• M13: 18,615,959 km (0.035 R)
• M14: 19,273,442 km (0.063 R)
• M15: 22,476,781 km (0.102 R)
• M16: 23,437,798 km (0.034 R)
• M17: 28,042,719 km (0.081 R)
• M18: 28,906,198 km (0.037 R)
• M19: 30,685,964 km (0.11 R)
• M20: 38,085,823 km (0.088 R)
• M21: 41,003,879 km (0.106 R)
• M22: 42,436,877 km (0.064 R)
• M23: 50,104,815 km (0.11 R)
• M24: 51,741,715 km (0.096 R)
• M25: 54,930,393 km (0.081 R)
• M26: 59,248,237 km (0.074 R)
• M27: 60,260,117 km (0.112 R)
• M28: 75,661,068 km (0.113 R)
• M29: 85,026,343 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 14,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit