Video: TDRS-M takes flight atop Atlas 5

Track the major events during the Minotaur 4 rocket’s 28-minute climb into a unique equatorial orbit with the ORS-5 space surveillance satellite for the U.S. military’s Operationally Responsive Space office.

Northrop Grumman test-fired a five-segment solid-fueled booster for NASA’s Space Launch System Wednesday at the company’s test facility in Promontory, Utah.

Weather conditions at the surface will likely be favorable for the launch of a SpaceX Falcon 9 rocket Wednesday from Cape Canaveral, but upper level winds may pose a roadblock for the start of the company’s next space station resupply mission. SpaceX is targeting liftoff of the Falcon 9 from pad 40 at 12:51 p.m. EST (1751 GMT) Wednesday.