The 5 facts you need to know about DART, NASA's mission to protect Earth from an asteroid | Video | CNN

NASA and SpaceX launched DART, the world's first large-scale mission to test technology to defend Earth against potential dangers.

In this case, the aerospace agency and Elon Musk's company seek to redirect an asteroid using a spacecraft.

Get to know the 5 central data of this launch on CNN Primera Mañana.