Live coverage: SpaceX launches another batch of Starlink satellites

Northrop Grumman’s Cygnus supply ship set for liftoff Saturday will deliver to the International Space Station the final hardware for a series of ambitious spacewalks later this month to install a new coolant system on the Alpha Magnetic Spectrometer, a $2 billion particle physics experiment seeking the cosmic signatures of dark matter and antimatter.

The first launch of an Italian-made Vega rocket since an in-flight failure nearly one year ago has been postponed to no earlier than Monday night due to unfavorable upper level winds over the Vega launch base in Kourou, French Guiana.

A heavy-lift Long March 5 rocket propelled China’s first Mars landing mission toward the Red Planet on Thursday after launching from a seaside spaceport on Hainan Island, the second of three international Mars probes expected to depart planet Earth this month.