How to Watch the Orbital ATK CRS-9 Antares Rocket Launch Online

Orbital ATK Antares rocket at launchpad
An Orbital ATK Antares rocket with Cygnus spacecraft onboard at NASA’s Wallops Flight Facility in Virginia. Credit: NASA/Bill Ingalls

Orbital ATK is scheduled to launch its ninth contracted mission to the International Space Station in a five-minute window beginning at 4:39 a.m. EDT, Monday, May 21 from NASA’s Wallops Flight Facility in Virginia.

Live launch coverage will begin at 4 a.m. Eastern, Sunday, May 20. You can watch online:

www.nasa.gov/live
www.nasa.gov/nasatv

Live streams will also be shared on NASA’s Facebook page, by @NASA on Twitter and on YouTube (NASA Television.)