Photos: Delta 4 lights up the sky for night owl launch

SpaceX conducted the first hold-down firing of an upgraded version of the Falcon 9 rocket Friday at NASA’s Kennedy Space Center in Florida, in preparation for launch next week with Bangladesh’s first communications satellite.

SpaceX founder and CEO Elon Musk briefed reporters on the status of the Falcon Heavy test flight, and several of the company’s other projects, shortly after the huge rocket lifted off from NASA’s Kennedy Space Center in Florida.

Rocket Lab’s first launch of the year lifted off Thursday at 7:27 p.m. EDT (2327 GMT) after a four-day delay to replace a video transmitter and wait for improved weather. The company’s Electron rocket launched from Mahia Peninsula on New Zealand’s North Island with a technology demonstration satellite for DARPA, the U.S. military research and development agency.