OSIRIS-REx launch as seen from NASA Press Site

A United Launch Atlas 5 rocket is set to loft three military satellites for the U.S. Air Force on a mission codenamed AFSPC 11. This timeline shows the major mission events planned over a six-hour flight to a near-geostationary orbit.

Scientists from the United States and Japan plan to share asteroid specimens from the OSIRIS-REx and Hayabusa 2 sample return missions under an agreement signed by NASA and the Japan Aerospace Exploration Agency.

This is the launch timeline to be followed by the Atlas 5 rocket’s ascent into orbit from Cape Canaveral with the EchoStar 19 satellite for HughesNet’s direct-to-home Internet connectivity. Launch is scheduled for Sunday at 1:27 p.m. EST (1827 GMT).