Live coverage of Delta 4 countdown and launch

Two days after blasting off from Virginia’s Eastern Shore, Orbital ATK’s Cygnus supply ship reached its destination Tuesday. The automated spacecraft packed with 3.7 tons of supplies and experiments was captured by the International Space Station’s robotic arm at 5:04 a.m. EST (1004 GMT).

The enigmatic X-37B spaceplane, launched into low-Earth orbit on an experimental military mission in 2015, continues to circle the planet despite a flurry of landing rumors.

The United Launch Alliance Delta 4 Medium+ (4,2) rocket lifted off at 12:52 a.m. EDT (0452 GMT) from Cape Canaveral for the Geosynchronous Space Situational Awareness Program.