Asteroids

Every so often asteroids and comets (Near-Earth Objects to those familiar with the jargon) slam into Earth and wipe out whoever or whatever is in the vicinity (and often beyond); they just…






Did you know there’s an official Asteroid Day? Well there is and it’s today, June 30th. Another thing you may not have known: one of the people behind it is Brian May…

















In last month’s article I discussed some of the many close encounters between Earth and celestial objects that had occurred in recent decades. This came on the heels of a series of…



An excellent and timely question, asked by Emi Kolawole at the Washington Post:

Seriously, why aren’t all of America’s best and brightest working feverishly to keep us from being struck by an asteroid that could wipe a city (or more) from the face of the Earth? A cure for cancer, balancing the nation’s federal budget, and eliminating world hunger would all be rendered moot if an asteroid pulverized the planet.

Granted, as the Post’s Brian Vastag reports, neither a city-destroying nor Earth-ending space rock is on anywhere near an immediate collision course with the planet — for now. (Seriously, don’t panic.) But the anticipated near-miss of asteroid 2012 DA14 by 17,000 miles on Feb. 15 should inspire every innovator to want to figure out how to make Earth asteroid-proof, right?

Now, of course, there are a number of people working on how to keep Earth safe from asteroids and other potentially Earth-threatening debris. There are so many, in fact, that there is an internationalPlanetary Defense Conference in Flagstaff, Ariz., in April.

And, as NASA Spokesman David Agle wrote…