2014-08-21, 19:30
Why NASA studies the ultraviolet sun
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 before the atmosphere absorbs it.
http://feeds.sciencedaily.com/~r/science...182810.htm
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 before the atmosphere absorbs it.
http://feeds.sciencedaily.com/~r/science...182810.htm