Live coverage of the countdown and launch of an Ariane 5 rocket with the Star One C4 communications satellite and Europe’s MSG 4 weather observatory. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Ariane 5
NASA announces seven-month launch delay for JWST
NASA officials said Thursday the launch of the James Webb Space Telescope will be delayed seven months to Oct. 31, 2021, a schedule slip that takes into account work slowdowns caused by the coronavirus pandemic and the amount of testing required on the observatory before its shipment to French Guiana for liftoff on a European Ariane 5 rocket.
Falcon 9
Live coverage: NASA planet-hunting satellite launched by SpaceX
SpaceX and NASA launched a planet-hunting satellite Wednesday from Cape Canaveral, two days after calling off a launch attempt to conduct additional guidance, navigation and control analyses. Liftoff occurred at 6:51 p.m. EDT (2251 GMT), and the first stage of the Falcon 9 rocket successfully landed on a drone ship in the Atlantic Ocean.
Antares Launcher
Antares rocket boosts Cygnus supply ship toward International Space Station
A commercial Cygnus cargo freighter packed with 3.8 tons of medical and pharmaceutical experiments, technology demonstration hardware, CubeSats and crew provisions rode an Antares rocket into orbit from Virginia’s Eastern Shore on Wednesday afternoon on the first leg of a day-and-a-half journey to the International Space Station.