Live coverage: Indian moon launch scrubbed

Japan’s robotic Hayabusa 2 spacecraft arrived Wednesday at asteroid Ryugu, a diamond-shaped object more than a half-mile wide where the probe will attempt a brief landing later this year to collect rock specimens for return to Earth.

A new flyby mission selected by the European Space Agency this week for launch in 2028 will be the first to intercept a new comet or interstellar object fresh from the frozen depths of the outer solar system, or beyond.

SpaceX test-fired a Falcon 9 rocket for the second time Saturday after replacing a valve following an earlier static fire test Wednesday. The move has postponed the Falcon 9 rocket’s launch with the Amos 17 commercial communications satellite to no earlier than Tuesday.