Watch a time-lapse of the Crew Dragon access arm installation (members only)

The Antares rocket, Orbital ATK’s medium-class booster now with modern RD-181 engines, launches at 7:45 p.m. EDT (2345 GMT) from NASA’s Wallops Flight Facility on the eastern shore of Virginia.

NASA’s Transiting Exoplanet Survey Satellite, built to find planets around other stars that are close enough for detailed follow-ups by future telescopes, launched Wednesday into a unique high-altitude orbit on top of a SpaceX Falcon 9 rocket from Cape Canaveral.

Targeting a pair of satellite launches in June and July, ground teams will resume work at the Guiana Space Center in South America next week after a nearly two-month pause in Arianespace’s launch campaigns due to the coronavirus pandemic.