KELT-20, also known as MASCARA-2, is an A2 main sequence star in the constellation of Cygnus, about 447 light years away. KELT-20 is the star's KELT designation...

KELT-9b is an exoplanet and ultra-hot Jupiter that orbits the late B-type/early A-type star KELT-9, located about 670 light-years from Earth. Detected...

KELT-20b, also known as MASCARA-2b, was an exoplanet announced in 2017. It is an Ultra-hot Jupiter orbiting an A-type star. The carbon monoxide, steam...

The North America Nebula (NGC 7000 or Caldwell 20) is an emission nebula in the constellation Cygnus, close to Deneb (the tail of the swan and its brightest...

X-1 Cygnus X-3 G79.29+0.46 G 208-44 G 208-45 GSC 03949-00967 HAT-P-17 KELT-9 KELT-20 KIC 8462852 KIC 9832227 KIC 11026764 KIC 11145123 KOI-5 KOI-74 KOI-81...

variable star designated HDE 226868, which it orbits at about 0.2 AU, or 20% of the distance from Earth to the Sun. A stellar wind from the star provides...

individual names and catalogue identifiers. The source supernova was a star 20 times more massive than the Sun which exploded between 10,000 and 20,000 years...

The Kilodegree Extremely Little Telescope (or KELT) is an astronomical observation system formed by two robotic telescopes that are conducting a survey...

in the constellations Cygnus and Lyra. Normalized flux for Tabby's Star On 20 May 2017, Boyajian and her colleagues reported, via The Astronomer's Telegram...

Berkeley 90. Dolidze 9, 2800 light-years from Earth and relatively young at 20 million light-years old, is a faint open cluster with up to 22 stars visible...