Q&A with Michel Denis, ExoMars flight director

A commercial broadcast satellite will blast off from Kazakhstan on Saturday aboard a Proton rocket to transmit television, multimedia and broadband services across Europe, the Middle East and Africa.

NASA’s Opportunity rover trekking across Mars completed a marathon’s worth of driving Tuesday, extending its record-setting exploration of the red planet as engineers installed a software fix to overcome a problem with the aging robot’s flash memory.

India’s Polar Satellite Launch Vehicle released 31 satellites into two different orbits Thursday, and on-board cameras captured dazzling views of the smallsats flying away from the rocket’s upper stage high above Earth.