How dating an ancient text revealed one of the oldest observations of aurora known.
The European Space Agency’s Solar Orbiter snaps an amazing image, en route to its first close pass near the Sun.
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The sun goes through a regular 11-year cycle, swinging between periods of dormancy and periods of activity. Scientists from NASA…
Our nearest star has exhibited some schizophrenic behavior thus far for 2013. By all rights, we should be in the…