A few hours before launch, officials said a problem with a hydraulic system that feeds into one of the clamp arms on the transporter erector, which holds down the rocket before liftoff.
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SpaceX’s Falcon 9 rocket lifted off the Starlink 12-20 mission from Space Launch Complex 40 at Cape Canaveral Space Force Station, stated the company. The launch window opened at 9:24 p.m. ET.