A
total solar eclipse will be visible across parts of the United States Aug. 21, treating amateur and professional astronomers alike to sights similar to this NASA's Solar Dynamics Observatory ultraviolet image of the moon eclipsing the sun on Jan. 31,
solar eclipse will be visible across parts
of the United States Aug. 21, treating amateur and professional astronomers alike to
sights similar to this NASA's
Solar Dynamics Observatory ultraviolet image of the moon eclipsing the sun on Jan. 31,
Solar Dynamics Observatory ultraviolet image
of the moon
eclipsing the sun on Jan. 31, 2014.