Cygnus OA-6: What’s onboard?

President Trump called the International Space Station Monday for a videochat watched by thousands of school kids, congratulating commander Peggy Whitson on becoming America’s most experienced astronaut and jokingly promising to get Americans to Mars “during my first term or, at worst, during my second term.”

Donald Trump calls the International Space Station from the Oval Office, offering congratulations to Expedition 51 commander Peggy Whitson on breaking the U.S. astronaut endurance record.

SpaceX engineers are preparing to mount a Falcon 9 rocket at Kennedy Space Center’s historic launch pad 39A for the first time this week as the company declares the modified facility ready to support a new era of commercial space missions.