Ay ay captain @mggtTaylor and @esascience at #fedcon — ESA (@esa) June 1, 2017

If you are missing a launch tonight #Ariane5 goes up at 11:45 GMT 01:45 CEST, just over an hour from now. Watch live https://t.co/mMZTJkKhiI — ESA (@esa) June 1, 2017

Due to lightning near @NASAKennedy, launch teams stopped today's countdown for launch of @SpaceX's #Dragon. LIVE: https://t.co/mzKW5uDsTi pic.twitter.com/V2qzlbI7wb — NASA (@NASA) June 1, 2017

LIVE NOW: Watch @SpaceX’s #Dragon cargo craft launch at 5:55pm ET to deliver science & supplies to @Space_Station: https://t.co/mzKW5uV4hS pic.twitter.com/7ApucegX0s — NASA (@NASA) June 1, 2017

.@SpaceX's Falcon 9 rocket & #Dragon spacecraft are in position for today's 5:55pm ET launch. Launch updates: https://t.co/m0lzYzTvTL pic.twitter.com/YfUv754pUJ — NASA (@NASA) June 1, 2017

Hello from ESA to Lucas and Cerys too! — ESA (@esa) June 1, 2017

Times given are start of coverage — ESA (@esa) June 1, 2017

Correct, times were start of coverage, not launch — ESA (@esa) June 1, 2017

Correct. that is start of coverage, launch window open at 23:45 CEST — ESA (@esa) June 1, 2017