Photos: Delta 4 awaits blastoff

Bruce Banerdt leads the InSight science team, and is in charge of the lander heading for Mars to study the red planet’s interior structure, collecting data that should yield new information about the environment in the early solar system, when planets coalesced and formed 4.5 billion years ago.

A steel tube built as a stand-in for the core stage of NASA’s Space Launch System has arrived at the Kennedy Space Center for a series of rehearsals to hone the skills of technicians before the real rocket reaches the spaceport, an oft-delayed milestone that could still be a year or more away.

Loaded with supplies to keep the International Space Station’s crew fed, clothed and busy with new science projects, a Cygnus cargo vessel sped into orbit today atop an Atlas 5 rocket.