The Airbus Beluga XL is a large cargo aircraft designed to transport oversized cargo across the globe. It is a modified version of the Airbus A330-200 airliner, with a wider fuselage and a larger cargo hold. The Beluga XL is capable of carrying up to 51 tons of
From Wikipedia
The Airbus A330-743L BelugaXL is a large transport aircraft based on the Airbus A330-200F built by Airbus to supplement and potentially replace the original Airbus Beluga to transport very large aircraft components, such as wings. The aircraft made its first flight on 19 July 2018, and received its type certification on 13 November 2019. The BelugaXL entered service with Airbus Transport on 9 January 2020.