https://www.space.com/spacex-loses-falcon-heavy-core-booster-at-sea.html
The center core booster of a SpaceX Falcon Heavy rocket was lost at sea after its April 11 landing.
falcon heavyspacexcentercorebooster
https://www.techtimes.com/articles/261123/20210606/sirius-xm-digital-radio-satellite-successfully-returned-falcon-9-acing.htm
Sirius XM, a digital radio satellite, recently aced a nighttime landing at sea after SpaceX launches Falcon 9 rocket into the space on June 6, 2021.
sirius xmdigital radiosatellitesuccessfullyreturned