🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.49 AU - 0.61 AU

Year: 263 Days

Day: 28.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,182,196 km

• M1: 39,643 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.6

Radius: 12.1

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.77 AU - 0.89 AU

Year: 488 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,182,196 km

• M1: 150,495 km (0.113 R)
• M2: 546,631 km (0.105 R)
• M3: 995,574 km (0.088 R)
• M4: 1,379,143 km (0.118 R)
• M5: 1,864,139 km (0.095 R)
• M6: 2,346,293 km (0.114 R)
• M7: 3,105,801 km (0.086 R)
• M8: 3,598,577 km (0.044 R)
• M9: 4,011,018 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.01 AU - 1.23 AU

Year: 765 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,182,196 km

• M1: 165,754 km (0.098 R)
• M2: 945,608 km (0.114 R)
• M3: 1,389,166 km (0.12 R)
• M4: 1,992,195 km (0.115 R)
• M5: 2,986,422 km (0.045 R)
• M6: 3,551,453 km (0.107 R)
• M7: 4,187,394 km (0.062 R)
• M8: 4,962,461 km (0.062 R)
• M9: 5,921,533 km (0.092 R)
• M10: 6,620,603 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 11.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.71 AU - 2.79 AU

Year: 2179 Days

Day: 10.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,182,196 km

• M1: 151,243 km (0.08 R)
• M2: 559,646 km (0.119 R)
• M3: 1,387,520 km (0.1 R)
• M4: 2,445,177 km (0.074 R)
• M5: 3,635,976 km (0.086 R)
• M6: 4,378,879 km (0.066 R)
• M7: 5,040,102 km (0.065 R)
• M8: 5,531,082 km (0.09 R)
• M9: 6,076,366 km (0.059 R)
• M10: 6,657,404 km (0.114 R)
• M11: 7,300,526 km (0.116 R)
• M12: 7,796,443 km (0.117 R)
• M13: 9,420,627 km (0.072 R)
• M14: 9,977,430 km (0.078 R)
• M15: 10,588,986 km (0.08 R)
• M16: 11,055,582 km (0.07 R)
• M17: 11,816,287 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.5

Radius: 11

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.78 AU - 3 AU

Year: 3172 Days

Day: 9.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,182,196 km

• M1: 137,181 km (0.083 R)
• M2: 668,702 km (0.117 R)
• M3: 1,160,879 km (0.118 R)
• M4: 2,649,378 km (0.083 R)
• M5: 3,203,489 km (0.117 R)
• M6: 3,873,238 km (0.097 R)
• M7: 4,391,445 km (0.071 R)
• M8: 5,146,017 km (0.118 R)
• M9: 5,878,748 km (0.118 R)
• M10: 11,982,041 km (0.114 R)
• M11: 13,825,686 km (0.09 R)
• M12: 14,206,263 km (0.081 R)
• M13: 14,988,659 km (0.114 R)
• M14: 15,696,557 km (0.096 R)
• M15: 17,233,824 km (0.029 R)
• M16: 17,786,439 km (0.041 R)
• M17: 18,985,615 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.4

Radius: 15

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.17 AU - 4.75 AU

Year: 5088 Days

Day: 8.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,182,196 km

• M1: 186,549 km (0.107 R)
• M2: 678,875 km (0.09 R)
• M3: 1,378,245 km (0.113 R)
• M4: 1,922,183 km (0.067 R)
• M5: 2,411,966 km (0.073 R)
• M6: 3,296,987 km (0.074 R)
• M7: 3,805,171 km (0.105 R)
• M8: 4,901,275 km (0.112 R)
• M9: 5,772,683 km (0.114 R)
• M10: 7,358,869 km (0.096 R)
• M11: 7,861,518 km (0.12 R)
• M12: 10,866,640 km (0.116 R)
• M13: 12,958,168 km (0.119 R)
• M14: 14,457,138 km (0.102 R)
• M15: 16,980,406 km (0.096 R)
• M16: 22,509,244 km (0.057 R)
• M17: 23,573,333 km (0.118 R)
• M18: 27,562,809 km (0.115 R)
• M19: 29,135,233 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.8

Radius: 4.3

Gravity: 51.1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.78 AU - 9.46 AU

Year: 16341 Days

Day: 22 Hours

Environment

Temp: -229 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,182,196 km

• M1: 55,650 km (0.111 R)
• M2: 260,899 km (0.098 R)
• M3: 1,114,803 km (0.087 R)
• M4: 1,323,792 km (0.114 R)
• M5: 1,493,286 km (0.098 R)
• M6: 1,677,291 km (0.04 R)
• M7: 1,876,256 km (0.115 R)
• M8: 2,784,914 km (0.115 R)
• M9: 3,144,098 km (0.075 R)
• M10: 3,533,502 km (0.091 R)
• M11: 5,264,199 km (0.117 R)
• M12: 5,455,834 km (0.097 R)
• M13: 6,311,684 km (0.101 R)
• M14: 7,831,748 km (0.042 R)
• M15: 9,523,400 km (0.072 R)
• M16: 10,275,279 km (0.11 R)
• M17: 10,879,954 km (0.067 R)
• M18: 13,896,894 km (0.11 R)
• M19: 15,400,353 km (0.105 R)
• M20: 15,713,461 km (0.09 R)
• M21: 16,843,224 km (0.061 R)
• M22: 17,427,853 km (0.101 R)
• M23: 24,458,953 km (0.114 R)
• M24: 25,425,056 km (0.087 R)
• M25: 27,547,550 km (0.117 R)
• M26: 30,027,733 km (0.046 R)
• M27: 33,691,684 km (0.114 R)
• M28: 37,642,564 km (0.04 R)
• M29: 38,640,532 km (0.08 R)
• M30: 46,124,464 km (0.112 R)
• M31: 48,594,924 km (0.104 R)
• M32: 50,633,793 km (0.092 R)
• M33: 52,728,911 km (0.036 R)
• M34: 53,083,608 km (0.097 R)
• M35: 63,073,454 km (0.093 R)
• M36: 70,314,440 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.9

Radius: 7.7

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.21 AU - 13.49 AU

Year: 23076 Days

Day: 16.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,182,196 km

• M1: 95,743 km (0.077 R)
• M2: 384,616 km (0.058 R)
• M3: 700,417 km (0.072 R)
• M4: 996,621 km (0.071 R)
• M5: 1,244,654 km (0.069 R)
• M6: 1,722,619 km (0.096 R)
• M7: 2,231,103 km (0.092 R)
• M8: 2,760,829 km (0.116 R)
• M9: 3,486,528 km (0.088 R)
• M10: 4,037,048 km (0.081 R)
• M11: 5,044,291 km (0.051 R)
• M12: 5,586,433 km (0.108 R)
• M13: 7,945,293 km (0.086 R)
• M14: 8,412,038 km (0.119 R)
• M15: 9,981,619 km (0.05 R)
• M16: 11,671,027 km (0.074 R)
• M17: 12,274,356 km (0.085 R)
• M18: 17,696,082 km (0.101 R)
• M19: 19,219,138 km (0.111 R)
• M20: 19,683,340 km (0.106 R)
• M21: 20,634,034 km (0.076 R)
• M22: 26,760,067 km (0.095 R)
• M23: 37,338,432 km (0.1 R)
• M24: 39,833,575 km (0.049 R)
• M25: 40,134,117 km (0.089 R)
• M26: 42,125,564 km (0.098 R)
• M27: 44,181,786 km (0.053 R)
• M28: 44,990,213 km (0.039 R)
• M29: 50,049,015 km (0.068 R)
• M30: 50,750,928 km (0.106 R)
• M31: 51,994,984 km (0.092 R)
• M32: 63,504,446 km (0.109 R)
• M33: 66,625,805 km (0.083 R)
• M34: 71,386,608 km (0.056 R)
• M35: 74,303,617 km (0.045 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 19,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit