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OSIRIS-REx touches down to grab bits of an asteroid

21 Oct 2020, 00:12 UTC
OSIRIS-REx touches down to grab bits of an asteroid
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NASA’s OSIRIS-REx probe reached the climax of its seven-year round trip to deep space today and briefly touched down on a near-Earth asteroid, propelled by thrusters made in the Seattle area.
Scientists and engineers at Lockheed Martin’s Mission Support Area in Colorado received word at 4:12 p.m. MT (3:12 p.m. PT) that the touch-and-go maneuver at asteroid Bennu was successful, sparking cheers and fist-shaking. The maneuver was aimed at collecting samples of dust and gravel on the asteroid’s surface.
Mission team members wore masks and tried to observe social distancing as a COVID-19 safety measure, but some hugged nevertheless.
“I can’t believe we actually pulled this off,” said the University of Arizona’s Dante Lauretta, principal investigator for the mission. “The spacecraft did everything it was supposed to do.”
All 28 of the rocket engines on the van-sized OSIRIS-REx probe were built at Aerojet Rocketdyne’s facility in Redmond, Wash., and provided to Lockheed Martin, the spacecraft’s main contractor.
“The sample collection portion of the mission requires our engines to perform with extremely high precision, with no room for error,” Aerojet Rocketdyne’s CEO and president, Eileen Drake, said in a pre-touchdown news release.
Fred Wilson, the head of business development for space ...

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