NASA astronaut Anne McClain works near one of the International Space Station’s main solar arrays during a ## May 1 , 2025, spacewalk to upgrade the station’s power system and relocate a communications antenna. Credit: NASA NASA astronauts will conduct a pair of spacewalks beginning Wednesday, March 18, outside of the International Space Station to prepare for the installation of two roll-out solar arrays. Experts from NASA will preview the spacewalks during a news conference at 2 p.m. EDT, Monday, March 16, at the agency’s Johnson Space Center in Houston. Watch NASA’s live coverage of the news conference on the agency’s YouTube channel. Learn how to stream NASA content through a variety of online platforms, including social media.…