Live coverage of the countdown and launch of an Orbital ATK Minotaur 4 rocket from Cape Canaveral Air Force Station with the ORS-5 space surveillance satellite. Orbital ATK’s live video coverage begins at approximately 10:55 p.m. EDT (0255 GMT). Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter. Watch on a mobile device.
Mission Reports
Live coverage: NASA completes eight-minute Space Launch System hot fire test
NASA fired up four hydrogen-fueled main engines on the core stage of the first Space Launch System heavy-lift rocket Thursday in on a test stand in Mississippi, a redo of a crucial hot fire test that was cut short in January by technical issues. The engines burned more than eight minutes in an apparently successful test.
