What will the NASA spacecraft do when it reaches Jupiter this year?
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.
You can say what you like about our nearest star, but as this latest solar eruption proves, it certainly has impeccable timing.
As the Arctic descends into 24 hour darkness, a strange iridescent phenomena popped up over a Norwegian town.
Where can you catch a light show in the solar system? Here are some of the locations where we have seen auroras.
For the first time, astronomers have detected an aurora erupting beyond the solar system, giving us a profound glimpse at the magnetism surrounding a brown dwarf, or 'failed star.'
Brilliant streaks of green, purple and pink lit up skies across Canada and many northern U.S. states on Monday night.
Scientists using NASA’s Mars-orbiting MAVEN spacecraft discovered a mysterious cloud of dust hundreds of miles above the planet’s surface -- and no explanation for how it got there.
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