Q&A with Keith Gendreau, principal investigator of the first X-ray space communications experiment (members only)

During a visit to Cape Canaveral this week, NASA astronauts Doug Hurley and Bob Behnken strapped in to the SpaceX crew capsule they will ride into orbit as soon as mid-to-late May. Next week, the astronauts will be in Houston to continue training for an extended stay on the International Space Station that could last two-to-three months.

A Blagovest communications spacecraft lifted off Monday aboard a Proton rocket to complete a network of four relay satellites in geostationary orbit for the Russian military. The Proton rocket’s Breeze M upper stage successfully delivered the Blagovest spacecraft to its intended orbit nine hours later.

SpaceX conducted its first launch from Florida in more than two months Thursday, when a Falcon 9 rocket lifted off from the Kennedy Space Center with the Qatari Es’hail 2 communications satellite at 3:46 p.m. EST (2046 GMT). The Falcon 9’s reused first stage landed on SpaceX’s drone ship in the Atlantic Ocean.