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Life on the Asteroid Frontier

39 Days to Launch – What’s Left to Get Done?

31 Jul 2016, 16:14 UTC
39 Days to Launch – What’s Left to Get Done?
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With only 39 days to go until we launch OSIRIS-REx our schedule is packed with activities. Here is a quick rundown of what the team has left to do to get ready to blast this asteroid-sampling robot into space.
8/2: Mission Event Readiness Review – DSN/JPL
The Deep Space Network (DSN) is a critical component for our launch. As soon as the OSIRIS-REx spacecraft separates from the Centaur second stage, we will deploy solar arrays and power-up the telecommunication system to begin talking to the DSN station in Canberra Australia. OSIRIS-REx launch is considered a Level-1 (L1) event. For an L1 event, a formal risk assessment review is held jointly with the mission and a DSN Mission Event Readiness Review (MERR) is held at least 30 days prior to the major event. The purpose of the Mission Event Readiness Review is to assess the operational readiness of the DSN for a critical mission event, and to report the results to the DSN Project Manager.
8/2: Lift and install –Y Solar Array and 8/3: Lift and Install +Y Solar Array
OSIRIS-REx is a solar-powered spacecraft. We have two large solar arrays that are four square meters each, providing over 1200 watts ...

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