Two skyscraper-size asteroids are zooming toward Earth this weekend, with one making its closest approach on Friday (29 July) and the second whizzing by on Saturday (30 July).
According to NASA, this space rock makes close approaches to Earth every few years, with the next one scheduled for January 2028.On Saturday, a second, ever larger asteroid will skim past our planet, albeit at a greater distance from Earth.
As such, space agencies take planetary defense very seriously. In November 2021, NASA launched an asteroid-deflecting spacecraft called the Double Asteroid Redirection Test , which will slam directly into the 525-foot-wide asteroid Dimorphos in
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