Photos: Atlas 5 rolls out for Friday launch to GPS constellation

Critical operations were completed this morning by United Launch Alliance at Cape Canaveral to prepare two rockets for upcoming flights into space.

Engineers from Boeing and a team of subcontractors have finished building the first pair of six new solar arrays to bolster the International Space Station’s aging electrical system ahead of their launch to the orbiting outpost as soon as May aboard SpaceX’s next Cargo Dragon mission.

A Soyuz rocket blasted off from Russia’s northern cosmodrome Sunday, adding another satellite to the nation’s Glonass navigation fleet to replace an aging spacecraft.