Saturday, August 10, 2013

NASA maps Earth-killer asteroids in one image

NASA map of over 1,400 potential Earth-striking asteroids (Image: NASA)

There’s something comforting about a map with “You are here” marked on it, but not when the arrow points to a spot where giant asteroids are whizzing by like cannon balls in a pirate movie. NASA has released a map of the inner Solar System showing the orbits of the 1,400 Potentially Hazardous Asteroids (PHA) known as of early this year. According to the agency, the plots show the orbits of asteroids over 460 ft (140 m) in diameter and cross within 4.7 million miles (7.5 million km) of Earth... Continue Reading NASA maps Earth-killer asteroids in one image

Section: Space

Tags: Asteroid, Maps, NASA, Solar System

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