The Northern Lights in Alaska provide a ghostly backdrop for a dramatic image of rockets launching into the early-morning sky.
SpaceX wants to make space exploration cheaper by reusing its rockets. See how it plans to do it, set to a thumpin' soundtrack.
NASA's Kepler mission helps locate a solar system stocked with Earth-sized planets that dates back 11.2 billion years.
When asteroid 2004 BL86 passed near Earth on January 26, it wasn't alone. A small moon came along for the ride.
NASA's Mars rovers have already made inroads on Martian soil. The next realm to explore may well be the sky with the addition of low-flying scout helicopters.
Microsoft introduces an augmented-reality headset that NASA plans to use to roam a virtual Mars starting later this year.
The Solar Dynamics Observatory celebrates five years of sun-worshipping by releasing its impressive 100 millionth image of our closest star.
The SpaceX CEO wants to build a satellite network high above Earth that would speed up the Internet and bring access to underserved communities. And he'll use the profits to help colonize Mars.
After a nine-year journey, NASA's New Horizons spacecraft has kicked off its mission to explore everyone's favorite dwarf planet, Pluto.
Photos from orbit show the plucky probe landed right where it was supposed to.
You don't have to duck, but a good-sized asteroid will make a fairly close flyby of Earth at the end of the month.
NASA reports are all crew members are currently safe in the Russian section of the ISS, but work to determine the cause of the alarm is ongoing.
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