Chang'e 5, a moon sample return mission, is planned to launch. It will be the first lunar sample return mission since Luna 24 in 1976. The European x-ray free electron laser (XFEL) is scheduled to start user operation.[70] The Event Horizon Telescope project is expected to take the first image of the region close to a black hole.[71] Muon g-2, Mu2e and Mu3e, three precision experiments to study muons, plan to start taking data in 2017.[72][73][74] Google plans to build a quantum computer beating the speed of classical computers in some tasks.[75]