News tagged with outer atmosphere

Betelgeuse braces for a collision

(—Multiple arcs are revealed around Betelgeuse, the nearest red supergiant star to Earth, in this new image from ESA's Herschel space observatory. The star and its arc-shaped shields could collide with an intriguing ...

dateJan 22, 2013 in Astronomy
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Accretion around a young star

( -- The star TW Hydrae is located about 150 light-years from Earth in the direction of the constellation of Hydrae, the Water Snake. This star is relatively young, about 10 million years old, and has passed out ...

dateJul 24, 2012 in Astronomy
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Wave power can drive Sun's intense heat

A new study sheds light on why the Sun's outer atmosphere, or corona, is more than 20 times hotter than its surface. The research, led by the National Center for Atmospheric Research (NCAR), may bring scientists a step closer ...

dateJul 27, 2011 in Space Exploration
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