KELT-20

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

Nomenclature

KELT-20 is the star's KELT designation. It is also designated as MASCARA-2 meaning that it is the second star observed by the MASCARA exoplanet search program. Its Henry Draper Catalogue designation is HD 185603, and its Hipparcos designation is HIP 96618.

Planetary system

In 2017, the discovery of the planet KELT-20b was announced.