NASA has just premiered Planetary Defenders, a fascinating documentary looking at the high-stakes work geared toward protecting Earth from large asteroids spotted coming our way. The 75-minute ...

There's a whole world under the surface and only Ron has any idea about it. And sometimes the two worlds collide, and sometimes they don't. Ron holds them at arm's length from each other. Watch every ...

A powerful new observatory has unveiled its first images to the public, showing off what it can do as it gets ready to start its main mission: making a vivid time-lapse video of the night sky that ...

These so-called Venus co-orbital asteroids are currently undetected because of their alignment in the sky but could one day ...

"With these probability maps, we can push asteroids away while preventing them from returning on an impact trajectory, protecting the Earth in the long run." ...

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