News

NASA unveils new class of 12 astronauts

NASA has picked 12 engineers, scientists and pilots to begin basic training for future spaceflight assignments from more than 18,300 applicants, adding U.S. military combat veterans, two medical doctors, an MIT professor, an expert on submersibles, a SpaceX launch engineer, a field biologist and a planetary geologist to the agency’s astronaut ranks.

Mission Reports

Live coverage: Proton rocket blasts off for first time in a year

A Russian Proton rocket launched at 0345 GMT Thursday (11:45 p.m. EDT Wednesday) from the Baikonur Cosmodrome in Kazakhstan with the EchoStar 21 communications satellite, a hefty 7.6-ton telecommunications station designed to support a mobile network in Europe. Managed by U.S.-based International Launch Services, the mission will take more than nine hours to deliver EchoStar 21 into a geostationary transfer orbit using five burns of the Breeze M upper stage engine.

Mission Reports

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

Two crewmen returned to Earth from the International Space Station on Friday, riding a Russian Soyuz spaceship to a parachute-assisted, rocket-cushioned landing in Kazakhstan to close out more than 196 days in orbit. Oleg Novitskiy and Thomas Pesquet undocked from the station at 1047 GMT (6:47 a.m. EDT) and landed in Kazakhstan at 1410 GMT (10:10 a.m. EDT).

News

Black holes crash together and make waves

Three billion years ago, in a third of a second, two black holes crashed into each other and merged into a single entity, converting two solar masses into energy that shook the fabric of spacetime, sending gravitational ripples across the universe that were detected on Earth last January, researchers announced Thursday.