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By Kendra Chamberlain Defense and Aerospace contractor Aerojet Rocketdyne is designing a new large liquid propellant engine that it says
Astronauts aboard the ISS began the process of grappling the Dragon CRS-11 spacecraft this morning at 0830R (8:30 a.m. ET).
Oklahoma Republican representative Jim Bridenstine has been nominated to lead NASA, and the commercial space sector is lining up in