On 12 November, Rosetta’s Philae probe is set to make the first-ever landing on a comet when it touches down on Comet 67P/Churyumov–Gerasimenko. Separation of…
WASHINGTON — NASA is targeting 4:50 p.m. EST on Thursday, Feb. 24, for the launch of space shuttle Discovery’s STS-133 mission to the International Space…
