Live coverage: 400th Proton rocket takes off with Russian satellite

Working around the clock to meet a 12-day launch window in March, European engineers are putting the final touches on a Mars orbiter that could shed light on whether tiny microbes or geologic activity still linger on the barren planet.

A European satellite that will collect daily air quality measurements over every major city on Earth rode an uprated Russian ballistic missile into orbit Friday.

SpaceX launched a Falcon 9 rocket with 60 Starlink internet satellites from Cape Canaveral Space Force Station at 12:34 p.m. EDT (1634 GMT) Wednesday. The Falcon 9’s reusable first stage successfully landed on SpaceX’s drone ship in the Atlantic Ocean.