News about SpaceX, astronauts

Return of the GEDI: This #MayThe4th, our Global Ecosystem Dynamics Investigation will once again be fully operational on the @Space_Station. GEDI helps scientists study the health of tree canopies and Earth’s changing carbon cycle. go.nasa.gov/3UpweWJ pic.twitter.com/1VjjVL1NCr

This week at NASA: Prepping for solar storms on Mars, Dragon relocates on the @Space_Station to get ready for #Starliner's arrival, and our solar sail mission successfully phones home. Want more space? nasa.gov/subscribe pic.twitter.com/cfqtJAGVvM

Welcome to Rollout Day for ULA's #AtlasV rocket and @BoeingSpace's #Starliner spacecraft in anticipation of the Crew Flight Test (#CFT), launching Monday night with two @NASA astronauts. Launch time is precisely 10:34:14pmEDT (0234:14 UTC). Live updates: bit.ly/av_cft pic.twitter.com/qrNhzLWKfb

One hour until #AskNASA questions are answered! Join us for @NASAKennedy's broadcast at 1:30 pm ET on May 3, when NASA experts will chat about how @Commercial_Crew launches benefit @Space_Station science. pic.twitter.com/ILdxpt09b9