News tagged with extreme ultraviolet light

Video: A golden arch on the sun

Magnetically charged particles formed a nicely symmetrical arch at the edge of the sun as they followed the magnetic field lines of an active region on Aug.4-5, 2015. Before long the arch begins to fade, but a fainter and ...

dateAug 13, 2015 in Space Exploration
shares21 comments 1

Why NASA studies the ultraviolet sun

(Phys.org) —You cannot look at the sun without special filters, and the naked eye cannot perceive certain wavelengths of sunlight. Solar physicists must consequently rely on spacecraft that can observe this invisible light ...

dateAug 21, 2014 in Space Exploration
shares0 comments 0

Video: Spurting plasma

A stream of plasma burst out from the sun, but since it lacked enough force to break away, most of it fell back into the sun (May 27, 2014).

dateJun 17, 2014 in Space Exploration
shares0 comments 0