What is the lifespan of an asteroid? Find out what scientists say
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Do you know about those rocky objects that orbit around the sun? Well, those objects are called asteroids and our scientists keep tracking their movements in order to save Earth from their impact.According to NASA scientists, there are no known threats from asteroids but it is important to find them, before they find us. The question arises here that how long can these rock-like materials survive? NASA's OSIRIS-REx spacecraft successfully approached the asteroid Bennu in October 2020, after nearly two years of orbiting. By deploying its robotic arm, the probe gathered approximately 4.4 pounds (2 kilograms) of dusty, rocky material from the asteroid's surface. This marks the first-ever sample of an asteroid collected by a U.S. mission. This material has the potential to shed light...