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Comet Catalina

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comet catalina

Comet Catalina (C/2013 US10) is a comet from the Oort Cloud currently making its first and only visit to the inner solar system. The comet was first discovered on October 31, 2013 by the Catalina Sky Survey using a 27-inch Schmidt-Cassegrain telescope. At the time of discovery, it had an apparent magnitude of 19. Since September 2015, it has been around magnitude 6.
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Quadrantids

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Quadrans Muralis constellation

The Quadrantids are an annual meteor shower occurring in the first week of January. Quadrantid meteors can be seen from January 1 to 6 and… Read More »Quadrantids

VY Canis Majoris

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vy cma,largest stars,red hypergiant

VY Canis Majoris (VY CMa) is an exceptionally large, luminous red hypergiant star located in the constellation Canis Major.

With a radius about 1,420 times that of the Sun, corresponding to a diameter of 13.2 astronomical units, VY Canis Majoris is one of the largest known stars in the Milky Way. The star lies at an approximate distance of 3,840 light years from Earth and has an apparent magnitude that varies from 6.5 to 9.6. It is classified as a semiregular variable star and has an estimated period of 2,000 days.
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