Live coverage of the countdown and launch of an Ariane 5 rocket with the Sky Muster and Arsat 2 communications satellites. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Atlas 5
Live coverage: Atlas 5 launches with missile warning satellite for U.S. military
United Launch Alliance launched the U.S. military’s SBIRS GEO 5 early warning satellite into orbit aboard an Atlas 5 rocket from Cape Canaveral Space Force Station. A launch attempt Monday was scrubbed during fueling preps due to a faulty temperature sensor. Liftoff of ULA’s workhorse rocket, fitted with two strap-on solid-fueled boosters, occurred at 1:37 p.m. EDT (1737 GMT).
Falcon 9
SpaceX plans to cap busy week with launch of satellite for SiriusXM
A massive radio broadcasting satellite for SiriusXM is set for liftoff Friday on top of a Falcon 9 rocket, punctuating a busy week for SpaceX that included the debut of a new-generation cargo ship for the International Space Station and a spectacular atmospheric test flight of a prototype rocket over South Texas.