OSIRIS-REx Full Mission Gallery NASA Science (.gov) NASA’s OSIRIS-APEX Mission Will Explore Asteroid Apophis svs.gsfc.nasa.gov Asteroid Apophis Bigger Than Eiffel Tower To Fly Super Close To Earth In 2029; Here’s What Will Happen Mashable India Asteroid as big as 3 football fields to make closest-known approach to Earth in 2029 | It was discovered in 2004 | Inshorts Inshorts