To Bennu and Back: A Pre-TAG Interview with Thomas Zurbuchen and Lori Glaze

After almost two years in orbit at asteroid Bennu it’s nearly go time for OSIRIS-REx—or, should I say, Touch-and-Go time! Later today, October 20, starting at 1:50 p.m. EDT (17:50 UTC) the van-sized spacecraft will begin its descent toward the surface of Bennu, culminating in the attempt to siphon up at least 60 grams of…

Get to Know Bennu Better Before OSIRIS-REx’s Sample Grab

It’s almost TAG time! On October 20, 2020 NASA’s OSIRIS-REx spacecraft will slowly descend from its orbit 2,500 feet (770 meters) above Bennu to briefly touch the asteroid’s pebbly surface with its TAGSAM instrument, quickly sucking in and filter-capturing a small amount of material which will be returned to Earth for scientific study in 2023….