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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Guide to Asteroid 2012 DA14 Super Close Approach

Bruce Betts • February 04, 2013 • 17

The 45 meter asteroid 2012 DA14 will pass closer to Earth than geostationary satellites on Feb. 15, 2013. Learn about the asteroid and what to expect from the close approach.

DPS 2012: Future impact risks

Emily Lakdawalla • October 24, 2012 • 7

Continuing my writeup of notes from last week's Division for Planetary Sciences meeting: presentations on the risks of future asteroid impacts. How much risk do we face, and what are the appropriate actions to take in the face of that risk?

Zapping Rocks with Lasers to Save the World

Bruce Betts • June 25, 2012 • 9

The Planetary Society Laser Bees project in Scotland is studying in the lab a potential new technique for deflecting dangerous asteroids: laser ablation.

Day 2: Planetary Defense conference in Bucharest, Romania

Bruce Betts • May 10, 2011

One nice thing about the Planetary Defense conference is that I not only get to talk with the NEO community of experts all in one place and hear their new science, but I also get updates on projects the Planetary Society has funded.

Bruce Betts reports from the Planetary Defense Conference in Romania

Bruce Betts • May 09, 2011

It's time once again to hang out with a bunch of professionals in a foreign land and talk about saving the world.

Inside the U.N.'s Near Earth Object Working Group

Bruce Betts • February 15, 2010

This week Bruce Betts is attending a U.N. meeting in Austria, in particular the parts focused on international considerations of the near-Earth object threat.

Near Earth Objects and Planetary Defense

Emily Lakdawalla • November 26, 2009

Could a space rock hit Earth and cause widespread devastation? What could we do if we found an asteroid or comet on a collision course with Earth?

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