Live coverage: Two-man crew departs space station, returns home

Recent photos from the International Space Station’s Expedition 53 crew show wildfires burning in Southern California, expansive views of the Himalayas, cities by night and day, and colorful vistas of sites around the world.

Europe’s Rosetta comet probe re-established momentary contact with the Philae lander late Thursday, renewing hopes of starting up the craft’s research instruments after two weeks of radio silence dampened the moods of scientists.

A Russian-built Soyuz rocket lifted off from South America at 0848 GMT (4:48 a.m. EDT) Tuesday with two new navigation satellites for Europe’s Galileo system, readying the network for initial operating capability later this year.