Powerful solar storms are the engine behind the intense X-ray auroras seen at Jupiter.
It's notoriously hard to figure out where auroras occur at any given time -- now scientists have turned to the public for help.
Astronomers have studied a violent young sun-like star, revealing that life on Earth is lucky to have such a strong global magnetic field.
What looks like an unsightly bruise in an otherwise serene view of our blue Earth is actually the effect of a rather special astronomical event that occurred on March 9.
It's eclipse season for NASA's Solar Dynamics Observatory (SDO), a time when our own planet can't bear to to be out of the spotlight and barges its way into the shot.
Satellites can short-out if they encounter a surge of radiation in Earth orbit and a new study of the Van Allen belts' shape could help better protect them from this highly-charged environment.
Some of the greatest cosmic mysteries are closer to home than you may think.
Although its job is to search for powerful energies emanated by distant cosmic objects, a space observatory recently turned its eye toward Earth and saw our home planet's aurora glowing brightly with powerful X-rays.
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