Q&A with Jeff Bezos, founder of Blue Origin

A new GPS satellite rocketed into orbit from Cape Canaveral on top of a SpaceX Falcon 9 launcher Tuesday on the way to replace one of the more than 30 other spacecraft helping guide everything from military munitions to motorists.

Follow the key events of the Falcon 9 rocket’s ascent to orbit with the fifth set of 10 next-generation satellites for Iridium’s voice and data relay fleet.

Scott Bolton of the Southwest Research Institute leads the science team on NASA’s Juno mission, a robotic spacecraft now on final approach to Jupiter designed to probe the giant world’s deep interior and unravel how the solar system’s king planet formed.