Live coverage of the countdown and launch of an Antares rocket from Virginia with Northrop Grumman’s 15th operational Cygnus resupply flight to the International Space Station. Text updates will appear automatically below. Follow us on Twitter.
Mission Reports
Reconnaissance satellite launched by Japanese H-2A rocket
Ariane 5
Probe into off-target Ariane 5 launch begins, SES and Yahsat payloads healthy
Arianespace will convene an independent inquiry board chaired by a top European Space Agency official to investigate why an Ariane 5 rocket flew off course Thursday night after liftoff from French Guiana with the SES 14 and Al Yah 3 telecom satellites, but both payloads will be salvaged to accomplish their planned missions, officials said Friday.