SpaceX Falcon 9 IRIDIUM 6/GRACE-FO May 22, 2018

Sixth Iridium NEXT mission launching 5 satellites used the refurbished booster from Zuma. GFZ arranged a rideshare of GRACE-FO on a Falcon 9 with Iridium following the cancellation of their Dnepr launch contract in 2015. Iridium CEO Matt Desch disclosed in September 2017 that GRACE-FO would be launched on this mission.[330] The booster reuse turnaround was a record 4.5 months between flights. Credit SpaceX