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. NASA participants include: Bill Spetch, operations integration manager, International Space Station Program Diana Trujillo, spacewalk flight director, Flight Operations Directorate Ronak Dave, spacewalk flight director, Flight Operations Directorate Media interested in participating in person or by phone must contact the NASA Johnson newsroom no later than 10 a.m. on March 16 by calling 281-483-5111 or emailing [email protected] .…