Live coverage of the United Launch Alliance Atlas 5 rocket flight to deploy the NROL-42 payload for the National Reconnaissance Office.
(Launch webcast begins at 10:10 p.m. local / 1:10 a.m. EDT / 0510 GMT)
Entries below listed as EDT (subtract 3 hours for local time; add 4 hours for GMT)
Atlas 5
Science: Cygnus to make science-enabling delivery to the space station
Loaded with investigations into chemotherapy drugs with reduced side effects and radiation detectors for homeland security, a plant-growing chamber to promote future food harvesting in space and a technology demonstration for sample-return capsules, a commercial Cygnus cargo vessel will be sent to the International Space Station next week.