SpaceX <a href="https://en.wikipedia.org/wiki/autonomous_spaceport_drone_ship" class="extiw" title="w:autonomous spaceport drone ship">autonomous spaceport drone ship</a>, previously the barge <i>Marmac 300</i>, now nicknamed <i>Just Read the Instructions</i>. It is a floating landing platform used by SpaceX for landing attempts by the Falcon 9 rocket's first stage.
SpaceX Photos
2015-01
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