Currently, it is the subject of a NASA mission as the spacecraft Osiris-REx has moved into orbit around it.
Osiris-REx will prepare to land a collection device to return a sample of the primordial surface to Earth for signs of organic compounds.
It was likely formed in the Main Asteroid Belt between Mars and Jupiter, but now has drifted much closer to Earth.
Because its materials have not changed for billions of years, Bennu may contain organic molecules similar to those that started life on Earth.
READ MORE: Asteroid Apophis: Will 1,200ft asteroid hit Earth in 2020?
Article source: https://www.express.co.uk/news/science/1085335/NASA-asteroid-warning-Apocalypse-asteroid-Bennu-Valentines-Day-sky-osiris-rex-mission