NASA is on fire: Shortly after releasing beautiful, high resolution footage of Aurora Borealis, the agency posted a 4K video of Earth, as seen from the International Space Station. Of course ...

Sitting low on the horizon, a full moon sometimes look close enough to reach out and grab. But our worldly perceptions deceive us. The airless chasm between Earth and the moon is so vast ...

Astronomers using NASA's space-based Kepler Telescope may be close to finding the first Earth-like planets in outer space, potentially capable of supporting life. Such a discovery could change the ...