From nebulas and black holes to baby star nurseries and ancient collisions, the universe has never looked more beautiful thanks to NASA's $10 …
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Mind-Blowing Photos From Space
A pair of galaxies in the constellation Eridanus have been warped and twisted into a colossal, glowing ring of stars by the intense gravitational …
Astronomers have created a colorful interactive map of more than 200,000 galaxies and quasars spanning the lifespan of the cosmos. (opens in new …
In June 2015, a little-known type of aurora cut a Grand-Canyon-size ozone hole in Earth's mesosphere. Scientists have finally assessed the damage. The …
On Nov. 3, a solar storm caused a temporary crack in Earth's magnetic field. The resulting hole enabled energetic particles to penetrate deep into …
