Live coverage: China launches three-man crew to Tiangong space station

Like reaching back in time to examine the conditions that existed in the ancient solar system, NASA has launched a robotic probe to visit Asteroid Bennu and return an unspoiled sample of the primitive body that may hold the seeds of life.

Set to fly in its most powerful configuration with five solid rocket boosters, a United Launch Alliance Atlas 5 rocket rolled out to Cape Canaveral’s Complex 41 launch pad Tuesday in preparation for a planned blastoff two days later with a U.S. military communications satellite.

OneWeb’s next 36 internet satellites stacked on top of a Soyuz rocket lifted at 10:47 p.m. EDT Wednesday (0247 GMT Thursday) from the Vostochny Cosmodrome in Russia’s Far East.