Live coverage: Cygnus rendezvous and arrival journal and webcast

These are artist’s concepts and press conference briefing slides from the United Launch Alliance unveiling of its new Vulcan rocket to debut in 2019.

hese photos show the 330-foot-tall mobile service tower moving into position for liftoff of a Delta 4 rocket from Cape Canaveral’s Complex 37B launch pad Friday.

A Russian cosmonaut, a NASA flight engineer and a Japanese physician-astronaut strapped into their Soyuz ferry ship early Sunday, undocked from the International Space Station and plunged back to Earth, landing on the steppe of Kazakhstan to close out a 168-day mission.