Cygnus OA-6: What’s onboard?

SpaceX’s first mission since a rocket explosion on a Florida launch pad is now scheduled for early January, when a Falcon 9 booster is set to begin a 70-satellite deployment for Iridium’s next-generation voice and data relay network, the company announced Wednesday.

Two key pieces of hardware needed for NASA’s next Mars rover — an Atlas rocket booster and sterile components of the rover’s sample collection system — recently arrived at Cape Canaveral ahead of the mission’s scheduled launch July 17.

An Antares rocket explodes at Wallops Island moments after launch sending reporters and photographers at the press site running for cover.