Q&A with Greg Wyler, founder and chairman of OneWeb (members only)

Watch a replay of the Falcon 9 rocket’s liftoff from Cape Canaveral Air Force Station as seen from the Kennedy Space Center press site roughly 4 miles away.

Officials from NASA, research institutions and companies involved in the development and launch of the Transiting Exoplanet Survey Satellite briefed reporters in the mission Sunday, the day before its scheduled liftoff from Cape Canaveral.

Two research satellites to probe Earth’s climate patterns and test ion engine technology to counter atmospheric drag in an unusual low-altitude orbit launched Saturday on top of a Japanese H-2A rocket.