Stuck Antenna Freed on Jupiter-Bound Spacecraft

The second stuck part of the RIME antenna deploys, at right leaning vertically, on a spacecraft bound for Jupiter on May 12, 2023. European Space Agency via AP

CAPE CANAVERAL, Fla.—A crucial radar antenna on a European spacecraft bound for Jupiter is no longer jammed.

Flight controllers in Germany freed the 52-foot (16-meter) antenna Friday after nearly a month of effort.