Asteroid Bennu will have its "close encounter" with OSIRIS-REx on October 20, 2020, as the spacecraft makes contact and collects samples for study back on earth.
Read MoreWhat's Next as OSIRIS-REx Approaches Asteroid Bennu
After travelling for over 23 months, the OSIRIS-REx spacecraft has begun an approach phase to rendezvous with asteroid Bennu. Here are key milestones between now and the December 31, 2018 orbital insertion around Bennu:
Read MoreSuccessful Milestone: OSIRIS-REx Takes Its First Photo of Asteroid Bennu
Launched on September 8, 2016, the OSIRIS-REx spacecraft began its approach phase to asteroid Bennu on August 17, 2018. The photograph shows Bennu as a point of light and was taken from 1,358,459 miles away.
Read MoreOSIRIS-REx Principal Investigator Dante Lauretta Explains Mission Profile
At a pair of media events leading up to the September 8, 2016 launch of the OSIRIS-REx spacecraft, we had a chance to discuss the mission profile with Principal Investigator Dante Lauretta. Lauretta is a Professor of Planetary Science and Cosmochemistry at the University of Arizona's Lunar and Planetary Laboratory. He is the P.I. for OSIRIS-REx and the guy who coined the acronym: Origins, Spectral Integration, Resource Identification, Security, Regolith EXplorer. True, the goal of the spacecraft is to send a 2 ounce to 4 pound sample of asteroid Bennu back to Earth on September 24, 2023. But a lot has to happen between now and that point.
Read MoreStunning, full color photo book covering every east coast launch spanning 2014-2015, including the first-ever powered landing of a SpaceX Falcon 9 rocket.
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