NASA

NASA astronaut Dr. Serena Auñón-Chancellor speaks about her experience on Expeditions 56 and 57 onboard the International Space Station (ISS) at Excel Academy Public Charter School, Monday, June 10, 2019. from NASA https://ift.tt/2B72oy6

NASA

NASA astronaut Dr. Serena Auñón-Chancellor speaks about her experience on Expeditions 56 and 57 onboard the International Space Station (ISS) at Excel Academy Public Charter School, Monday, June 10, 2019. from NASA https://ift.tt/328RfZt

NASA

NASA astronaut Dr. Serena Auñón-Chancellor speaks about her experience on Expeditions 56 and 57 onboard the International Space Station (ISS) at Excel Academy Public Charter School, Monday, June 10, 2019. from NASA https://ift.tt/2OFfYAM

NASA

NASA’s X-59 QueSST, an experimental piloted aircraft designed to fly faster than sound without producing the annoying – if not alarming – sonic booms of previous supersonic aircraft is taking shape.. from NASA https://ift.tt/2VBLOj9

NASA

NASA’s X-59 QueSST, an experimental piloted aircraft designed to fly faster than sound without producing the annoying – if not alarming – sonic booms of previous supersonic aircraft is taking shape.. from NASA https://ift.tt/2p6lcuu