LEGO 7644 MX-81 Hypersonic Operations Aircraft is a Space Mars Mission set released in 2008, containing 795 pieces and 5 minifigures. The set centers on the MX-81, a large astronaut aircraft with high-tech weaponry, accompanied by a mining scout rover, twin attack cruisers, and a flying lab. Minifigures include three Astronauts, an Alien Commander, and a glow-in-the-dark Alien. It includes glow-in-the-dark elements and is among the largest aircraft used by the Astronauts in the subtheme.
