🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.59 AU - 0.75 AU

Year: 360 Days

Day: 29.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.5

Radius: 9.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.93 AU - 1.01 AU

Year: 627 Days

Day: 10.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,588,867 km

• M1: 123,119 km (0.112 R)
• M2: 511,475 km (0.08 R)
• M3: 944,112 km (0.111 R)
• M4: 1,382,733 km (0.093 R)
• M5: 1,716,785 km (0.116 R)
• M6: 2,105,291 km (0.113 R)
• M7: 2,668,078 km (0.069 R)
• M8: 3,493,709 km (0.087 R)
• M9: 4,225,541 km (0.093 R)
• M10: 4,875,395 km (0.097 R)
• M11: 5,292,922 km (0.062 R)
• M12: 6,142,937 km (0.114 R)
• M13: 6,531,293 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.3

Radius: 12.8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.56 AU - 3.72 AU

Year: 3650 Days

Day: 7.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,588,867 km

• M1: 159,771 km (0.031 R)
• M2: 745,745 km (0.054 R)
• M3: 1,416,991 km (0.033 R)
• M4: 2,101,850 km (0.08 R)
• M5: 2,674,511 km (0.103 R)
• M6: 4,484,196 km (0.119 R)
• M7: 6,621,950 km (0.096 R)
• M8: 7,914,326 km (0.063 R)
• M9: 9,547,037 km (0.099 R)
• M10: 10,667,525 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.2

Radius: 9.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.74 AU - 3.6 AU

Year: 3703 Days

Day: 14.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,588,867 km

• M1: 121,922 km (0.073 R)
• M2: 432,188 km (0.099 R)
• M3: 893,249 km (0.049 R)
• M4: 1,309,131 km (0.057 R)
• M5: 1,941,780 km (0.071 R)
• M6: 2,479,136 km (0.101 R)
• M7: 3,296,688 km (0.071 R)
• M8: 3,727,231 km (0.082 R)
• M9: 4,374,840 km (0.052 R)
• M10: 4,995,073 km (0.087 R)
• M11: 5,352,761 km (0.11 R)
• M12: 7,569,802 km (0.101 R)
• M13: 8,181,657 km (0.069 R)
• M14: 8,499,852 km (0.101 R)
• M15: 8,936,827 km (0.093 R)
• M16: 10,669,021 km (0.116 R)
• M17: 12,244,287 km (0.103 R)
• M18: 13,039,698 km (0.115 R)
• M19: 14,322,351 km (0.069 R)
• M20: 17,483,653 km (0.097 R)
• M21: 18,431,505 km (0.098 R)
• M22: 20,429,534 km (0.085 R)
• M23: 22,706,264 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.2

Radius: 9.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.79 AU - 4.19 AU

Year: 5228 Days

Day: 7 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,588,867 km

• M1: 125,662 km (0.075 R)
• M2: 640,578 km (0.05 R)
• M3: 984,504 km (0.103 R)
• M4: 1,446,462 km (0.102 R)
• M5: 1,854,565 km (0.044 R)
• M6: 5,272,876 km (0.079 R)
• M7: 6,112,868 km (0.081 R)
• M8: 8,672,937 km (0.096 R)
• M9: 9,289,729 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 10.3

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.6 AU - 6.94 AU

Year: 9092 Days

Day: 6.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,588,867 km

• M1: 128,205 km (0.056 R)
• M2: 740,509 km (0.105 R)
• M3: 1,660,985 km (0.106 R)
• M4: 2,693,659 km (0.097 R)
• M5: 3,361,913 km (0.116 R)
• M6: 4,000,097 km (0.045 R)
• M7: 8,833,156 km (0.055 R)
• M8: 13,846,330 km (0.048 R)
• M9: 17,904,023 km (0.095 R)
• M10: 20,324,816 km (0.058 R)
• M11: 21,066,671 km (0.075 R)
• M12: 23,222,227 km (0.12 R)
• M13: 25,143,213 km (0.039 R)
• M14: 33,094,789 km (0.114 R)
• M15: 33,434,675 km (0.12 R)
• M16: 38,316,054 km (0.104 R)
• M17: 38,816,309 km (0.118 R)
• M18: 40,343,255 km (0.12 R)
• M19: 43,111,264 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.5

Radius: 6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.34 AU - 7.84 AU

Year: 11098 Days

Day: 23.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,588,867 km

• M1: 75,547 km (0.111 R)
• M2: 306,526 km (0.098 R)
• M3: 577,448 km (0.067 R)
• M4: 1,124,078 km (0.116 R)
• M5: 1,352,365 km (0.102 R)
• M6: 1,634,506 km (0.097 R)
• M7: 3,121,360 km (0.092 R)
• M8: 4,884,071 km (0.091 R)
• M9: 5,550,679 km (0.1 R)
• M10: 12,141,662 km (0.106 R)
• M11: 14,046,342 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.8

Radius: 6.6

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.5 AU - 8.28 AU

Year: 11864 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,588,867 km

• M1: 83,476 km (0.11 R)
• M2: 311,463 km (0.094 R)
• M3: 780,452 km (0.086 R)
• M4: 1,104,182 km (0.109 R)
• M5: 1,515,127 km (0.066 R)
• M6: 1,748,350 km (0.096 R)
• M7: 2,096,913 km (0.08 R)
• M8: 2,840,864 km (0.063 R)
• M9: 3,505,377 km (0.085 R)
• M10: 3,803,975 km (0.066 R)
• M11: 4,298,994 km (0.113 R)
• M12: 6,882,100 km (0.112 R)
• M13: 7,887,548 km (0.073 R)
• M14: 9,239,464 km (0.091 R)
• M15: 16,574,546 km (0.102 R)
• M16: 19,020,920 km (0.066 R)
• M17: 22,427,563 km (0.081 R)
• M18: 23,362,400 km (0.052 R)
• M19: 25,610,707 km (0.083 R)
• M20: 29,413,036 km (0.09 R)
• M21: 36,943,045 km (0.114 R)
• M22: 41,217,953 km (0.079 R)
• M23: 42,195,127 km (0.11 R)
• M24: 44,340,958 km (0.058 R)
• M25: 45,072,043 km (0.112 R)
• M26: 48,077,165 km (0.109 R)
• M27: 49,159,655 km (0.111 R)
• M28: 49,942,800 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.2

Radius: 3.1

Gravity: 30.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.26 AU - 10.34 AU

Year: 17125 Days

Day: 23.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,588,867 km

• M1: 38,596 km (0.059 R)
• M2: 136,882 km (0.119 R)
• M3: 238,010 km (0.083 R)
• M4: 370,255 km (0.113 R)
• M5: 509,231 km (0.097 R)
• M6: 682,316 km (0.118 R)
• M7: 944,561 km (0.103 R)
• M8: 3,026,365 km (0.112 R)
• M9: 4,736,119 km (0.064 R)
• M10: 8,429,391 km (0.101 R)
• M11: 9,889,915 km (0.067 R)
• M12: 10,412,012 km (0.06 R)
• M13: 11,912,927 km (0.072 R)
• M14: 12,745,290 km (0.071 R)
• M15: 16,899,772 km (0.107 R)
• M16: 17,796,163 km (0.083 R)
• M17: 19,279,575 km (0.087 R)
• M18: 24,596,134 km (0.112 R)
• M19: 26,038,407 km (0.041 R)
• M20: 26,630,815 km (0.115 R)
• M21: 29,942,612 km (0.094 R)
• M22: 32,941,900 km (0.09 R)
• M23: 36,995,853 km (0.093 R)
• M24: 39,918,995 km (0.099 R)
• M25: 42,175,828 km (0.104 R)
• M26: 46,507,435 km (0.081 R)
• M27: 47,232,835 km (0.102 R)
• M28: 51,588,826 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 14,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit