Watch a live view of SpaceX’s Cape Canaveral launch pad (members only)

The first two next-generation Iridium satellites, designed to connect global subscribers with data and voice traffic, arrived at Vandenberg Air Force Base on Tuesday, where they will join eight more message relay craft for launch in September on a SpaceX Falcon 9 rocket.

Rocket Lab teams in New Zealand are preparing for the company’s first launch of the year Sunday (U.S. time) with a small experimental satellite for DARPA, the U.S. military’s research and development agency.

A network of amateur skywatchers and satellite observers have located a classified spacecraft owned by the National Reconnaissance Office, a U.S. government intelligence agency, in low Earth orbit after its launch May 1 from Florida aboard a SpaceX Falcon 9 rocket.