A

David

Darling

heavy-lift launch vehicle (HLV)

A heavy-lift launch vehicle (HLV) is the most powerful type of space launch vehicle, sometimes defined as one having the capacity to place payloads of at least 10,000 kilograms into low Earth orbit or 5,000 kilograms into geostationary transfer orbit. Examples include the Space Shuttle, Atlas V, and Ariane 5.