🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.47 AU - 0.61 AU

Year: 260 Days

Day: 12.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.9

Radius: 12.6

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.8 AU - 1.2 AU

Year: 656 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,644,396 km

• M1: 156,629 km (0.099 R)
• M2: 581,337 km (0.114 R)
• M3: 1,117,346 km (0.096 R)
• M4: 1,608,626 km (0.071 R)
• M5: 2,659,252 km (0.111 R)
• M6: 3,373,282 km (0.111 R)
• M7: 3,838,382 km (0.094 R)
• M8: 4,331,307 km (0.092 R)
• M9: 4,932,092 km (0.099 R)
• M10: 6,761,824 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 11.5

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.08 AU - 1.12 AU

Year: 757 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,644,396 km

• M1: 143,016 km (0.049 R)
• M2: 511,475 km (0.085 R)
• M3: 993,031 km (0.096 R)
• M4: 1,407,417 km (0.062 R)
• M5: 2,063,254 km (0.119 R)
• M6: 2,853,131 km (0.065 R)
• M7: 3,558,485 km (0.055 R)
• M8: 4,309,466 km (0.059 R)
• M9: 5,148,112 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 12.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.19 AU - 1.55 AU

Year: 1052 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,644,396 km

• M1: 160,369 km (0.068 R)
• M2: 720,463 km (0.081 R)
• M3: 1,255,874 km (0.098 R)
• M4: 1,713,195 km (0.1 R)
• M5: 2,147,926 km (0.029 R)
• M6: 2,635,166 km (0.089 R)
• M7: 3,374,479 km (0.12 R)
• M8: 7,512,955 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.7

Radius: 13.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.69 AU - 2.67 AU

Year: 2112 Days

Day: 9.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,644,396 km

• M1: 194,477 km (0.041 R)
• M2: 703,708 km (0.08 R)
• M3: 1,537,567 km (0.11 R)
• M4: 2,160,642 km (0.075 R)
• M5: 3,798,739 km (0.115 R)
• M6: 4,226,439 km (0.105 R)
• M7: 4,746,292 km (0.025 R)
• M8: 10,509,849 km (0.118 R)
• M9: 11,542,373 km (0.072 R)
• M10: 12,680,514 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.5

Radius: 12.4

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.05 AU - 2.85 AU

Year: 2516 Days

Day: 7.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,644,396 km

• M1: 154,235 km (0.117 R)
• M2: 631,752 km (0.066 R)
• M3: 1,447,359 km (0.101 R)
• M4: 2,171,263 km (0.114 R)
• M5: 2,580,862 km (0.116 R)
• M6: 3,577,184 km (0.114 R)
• M7: 3,974,815 km (0.096 R)
• M8: 4,770,078 km (0.101 R)
• M9: 5,495,179 km (0.12 R)
• M10: 7,958,607 km (0.053 R)
• M11: 8,741,752 km (0.107 R)
• M12: 9,865,082 km (0.097 R)
• M13: 10,846,893 km (0.073 R)
• M14: 11,442,292 km (0.1 R)
• M15: 11,892,582 km (0.092 R)
• M16: 14,372,017 km (0.106 R)
• M17: 17,284,538 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.9

Radius: 12.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.59 AU - 5.01 AU

Year: 5849 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,644,396 km

• M1: 150,495 km (0.05 R)
• M2: 552,166 km (0.11 R)
• M3: 956,978 km (0.114 R)
• M4: 1,422,077 km (0.105 R)
• M5: 2,260,573 km (0.11 R)
• M6: 2,651,323 km (0.106 R)
• M7: 5,449,402 km (0.084 R)
• M8: 6,007,252 km (0.117 R)
• M9: 7,588,053 km (0.086 R)
• M10: 8,360,576 km (0.072 R)
• M11: 9,307,082 km (0.113 R)
• M12: 9,891,411 km (0.119 R)
• M13: 11,985,183 km (0.112 R)
• M14: 13,818,655 km (0.11 R)
• M15: 14,579,808 km (0.093 R)
• M16: 15,426,084 km (0.077 R)
• M17: 16,364,661 km (0.093 R)
• M18: 17,465,701 km (0.057 R)
• M19: 19,544,064 km (0.054 R)
• M20: 21,421,817 km (0.095 R)
• M21: 25,132,143 km (0.101 R)
• M22: 26,184,115 km (0.047 R)
• M23: 27,434,305 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.8

Radius: 7.6

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.96 AU - 9.58 AU

Year: 15602 Days

Day: 23.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,644,396 km

• M1: 94,546 km (0.105 R)
• M2: 362,027 km (0.03 R)
• M3: 1,139,637 km (0.118 R)
• M4: 1,737,130 km (0.105 R)
• M5: 2,295,131 km (0.105 R)
• M6: 2,638,757 km (0.089 R)
• M7: 3,821,328 km (0.066 R)
• M8: 4,628,409 km (0.079 R)
• M9: 6,368,531 km (0.11 R)
• M10: 9,277,013 km (0.107 R)
• M11: 11,501,832 km (0.092 R)
• M12: 11,998,647 km (0.072 R)
• M13: 19,735,998 km (0.056 R)
• M14: 20,178,958 km (0.029 R)
• M15: 21,176,925 km (0.095 R)
• M16: 21,923,119 km (0.09 R)
• M17: 22,398,392 km (0.031 R)
• M18: 24,368,147 km (0.084 R)
• M19: 27,755,491 km (0.112 R)
• M20: 30,024,891 km (0.093 R)
• M21: 35,577,366 km (0.079 R)
• M22: 35,970,210 km (0.102 R)
• M23: 38,939,578 km (0.068 R)
• M24: 40,200,089 km (0.12 R)
• M25: 41,055,490 km (0.064 R)
• M26: 43,994,191 km (0.116 R)
• M27: 44,598,267 km (0.11 R)
• M28: 45,207,878 km (0.098 R)
• M29: 47,070,072 km (0.058 R)
• M30: 47,860,996 km (0.08 R)
• M31: 49,631,936 km (0.064 R)
• M32: 55,031,522 km (0.064 R)
• M33: 59,696,881 km (0.089 R)
• M34: 62,695,271 km (0.111 R)
• M35: 63,076,895 km (0.056 R)
• M36: 64,619,249 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.4

Radius: 5.4

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.16 AU - 10.74 AU

Year: 19057 Days

Day: 18.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,644,396 km

• M1: 75,547 km (0.09 R)
• M2: 280,496 km (0.112 R)
• M3: 921,972 km (0.089 R)
• M4: 1,306,139 km (0.093 R)
• M5: 1,807,890 km (0.102 R)
• M6: 2,019,422 km (0.11 R)
• M7: 2,755,144 km (0.097 R)
• M8: 3,036,238 km (0.118 R)
• M9: 3,794,999 km (0.114 R)
• M10: 4,418,373 km (0.043 R)
• M11: 6,213,248 km (0.083 R)
• M12: 6,655,908 km (0.101 R)
• M13: 7,033,493 km (0.088 R)
• M14: 8,987,092 km (0.074 R)
• M15: 14,197,436 km (0.064 R)
• M16: 16,128,296 km (0.069 R)
• M17: 17,351,558 km (0.032 R)
• M18: 19,300,369 km (0.099 R)
• M19: 22,211,693 km (0.118 R)
• M20: 27,266,157 km (0.057 R)
• M21: 27,906,884 km (0.114 R)
• M22: 32,796,042 km (0.089 R)
• M23: 33,886,910 km (0.053 R)
• M24: 37,697,915 km (0.068 R)
• M25: 53,438,903 km (0.12 R)
• M26: 55,286,885 km (0.11 R)
• M27: 58,578,487 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 14,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit