This is the pre-launch news conference for NASA’s CYGNSS hurricane research mission featuring a constellation of eight microsats launching Dec. 12 aboard an Orbital ATK Pegasus XL rocket off the Florida coast.
Science briefing
Ariane 5
Ariane 5 deploys two telecom satellites in orbit despite telemetry loss
A European Ariane 5 rocket took off from French Guiana and delivered two commercial communications satellites and a NASA scientific package to orbit Thursday after an unexpected radio blackout raised worries that the mission failed. But questions lingered early Friday about the accuracy of the payload deployments.