Live coverage of the United Launch Alliance Atlas 5 rocket flight to deploy the EchoStar 19 satellite for high-speed Internet connectivity. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
(Launch webcast begins at 1:07 p.m. EST / 1807 GMT)
Atlas 5
Ambitious space missions in small packages win free launch slots on Atlas 5
Student-built miniature satellites to demonstrate 3D printing to make repairs in space, a mission to study solar explosions hitting the Earth, a technology test for deorbiting smallsats and a precursor to a commemorative time capsule have won free launches into space aboard Atlas 5 rockets in United Launch Alliance’s first-ever cubesat challenge.
Atlas 5
Video: Liftoff of WorldView 4 aboard Atlas 5 rocket
The United Launch Alliance Atlas 5 rocket, standing 189 feet tall and and weighing 720,000 pounds, unleashes 860,000 pounds of thrust from its main engine at 10:30 a.m. local time (1:30 p.m. EST; 1830 GMT) today to launch the commercial WorldView 4 Earth-imaging satellite for DigitalGlobe from Vandenberg Air Force Base, California.