Nova over Thailand

Astronomy Picture of the Day · 2016-11-21 · NASA (public domain)

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Nova over Thailand — APOD for 2016-11-21

A nova in Sagittarius is bright enough to see with binoculars. Discovered last month by the All-Sky Automated Survey for Supernovae (ASAS-SN), the stellar explosion even approached the limit of naked-eye visibility last week. A classical nova results from a thermonuclear explosion on the surface of a white dwarf star -- a dense star having the size of our Earth but the mass of our Sun. In the featured image, the nova was captured last week above ancient Wat Mahathat in Sukhothai , Thailand . To see Nova Sagittarius 2016 yourself, just go out just after sunset and locate near the western horizon the constellation of the Archer ( Sagittarius ), popularly identified with an iconic teapot . Also visible near the nova is the very bright planet Venus. Don�t delay, though, because not only is the nova fading , but that part of the sky is setting continually closer to sunset.

Astronomy Picture of the Day for 2016-11-21 — image & explanation courtesy of NASA (public domain), mirrored at Tukuk-OS for reading and search convenience.

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