Photos: Atlas 5 rocket soars from West Coast

NASA’s Perseverance rover will depart Cape Canaveral Thursday on a $2.7 billion mission to Mars, carrying with it the first interplanetary aircraft, sophisticated instruments to search for signs of ancient life, and drill to core samples for eventual return to Earth.

The second test flight of Rocket Lab’s privately-developed Electron satellite booster could take off from New Zealand as soon as Friday night, U.S. time, after technical problems and high winds kept the rocket grounded during a series of launch attempts in December.

China successfully launched a Gaofen optical observation satellite Sunday toward a perch more than 22,000 miles over the equator, where it will use an Earth-facing telescope to collect remote sensing images, Chinese state media said.