Orion abort test post-launch briefing (members only)

Scientists say the touch and go landing by NASA’s OSIRIS-REx spacecraft on an asteroid last month revealed fresh insights into the structure of loose rocks that may cover the surfaces of many small planetary bodies — material that is more akin to a playground ball pit than solid bedrock.

A Mars orbiter developed by the United Arab Emirates in partnership with U.S. scientists has been mounted on top of a Japanese H-2A rocket and its battery charged for liftoff Tuesday from the Tanegashima Space Center.

A Chinese Kuaizhou 1A rocket launched Tuesday with the first two spacecraft for China’s planned 80-satellite Xingyun communications and data relay constellation.