PROCYON
Procyon
Procyon is the brightest star in the constellation Canis Minor. To the naked eye, it appears to be a single star, the eighth brightest in the night sky with a visual apparent magnitude of 0.34. It is actually a binary star system, consisting of a white main-sequence star of spectral type F5 IV–V, named Procyon A, and a faint white dwarf companion of spectral type DQZ, named Procyon B. The reason for its brightness is not its intrinsic luminosity but its relative closeness to the Sun; as determined by the European Space Agency Hipparcos astrometry satellite, it lies at a distance of just, and is therefore one of our nearest stellar ...The above text is a snippet from Wikipedia: Procyon
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