At around 11:30 today, MSC Oscar arrived into the Port of Felixstowe.
The container ship is 396 metres long (or nearly four football pitches) and can carry 19,224 standard containers.
The previous larges ship, the CSCL Globe, which can carry 19,100 containers only docked in the UK two months ago.
MSC Oscar was launched on 8th January this year and is named after the son of MSC president and chief executive Diego Aponte.