V838 Monocerotis
red supergiant
(Redirected from V838 Mon)
V838 Monocerotis is a red giant star in the Monoceros constellation. It is famous for undergoing a sudden growth in size in the year 2002. When it happened, the star became 3,190 times bigger than the Sun. However, it shrunk in size - bringing its size to only 380 times bigger than the Sun. It is 20,000 times brighter than the Sun.
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