NASA’s Surprising Discoveries About Three Near-Earth Asteroids

Every few days or so I like to check the “Close Approaches” page of JPL’s Near-Earth Object Program, just to see what sorts of cosmic objects are whizzing by our planet; how big they are, when they’ll come, and how far they’ll (hopefully!) miss us by. Most of them are relatively small asteroids several dozen…

Got Questions About Comet Elenin?

NASA’s got answers. For some reason, ever since it was first discovered last December, Comet Elenin has been surrounded by a lot of misinformation regarding the danger it poses to Earth. True, it will be swinging around the Sun in a path that takes it “relatively” close to Earth and the other inner planets in…