NASA’s Expedition 75 began Thursday, starting the first of three spacewalks aboard the International Space Station (ISS). The crew will explore space manufacturing techniques, augmented reality and artificial intelligence methods for crew health checks and bioprinting human tissue, according to NASA. SEE IT: NASA SATELLITE REVEALS HUMMINGBIRD-SHAPED SECRET BENEATH ANTARCTICA'S ICEThis will provide additional power to support critical station operations. The antenna being replaced is a critical communications system used to transmit data and support high-speed communication between mission control and the space station. By September, the progress exchange will begin, during which NASA will launch and dock with the Russian segment of the ISS.