NASA’s Asteroid Samples May Be Crumbs From an Ancient Ocean World
After months of frustration, NASA finally got the Bennu asteroid sample container open in January, revealing the large amounts of asteroid scooped up by the OSIRIS-REx spacecraft. Now, a top member of the mission says the distant hunk of space rock may be a planetesimal—a planet’s building block—that once belonged to an ocean world.'More People Need to Know About This History': A Black Astronaut Speaks About Race and SpaceDante Lauretta, a planetary scientist at the University of Arizona and principal investigator on the…