While SpaceX had nearly a one-hour launch window for this mission, the company scrubbed the launch minutes later because it would not have time to prepare the vehicle for another launch attempt. The launch has been tentatively rescheduled for the same time June 30.

Why was launch scrubbed today?

SpaceX officials said the launch from Cape Canaveral Space Force Station was scrubbed because of an object in the range. Shortly after the delay, Musk posted on Twitter the scrub was caused when “an aircraft entered the 'keep out zone,' which is unreasonably gigantic.” ... Musk has been critical of the agency in the past.

Why was NASA launch scrubbed?

NASA, Boeing and United Launch Alliance (ULA) have scrubbed the Aug. 3 launch attempt of the agency's Orbital Flight Test-2 to the International Space Station due to unexpected valve position indications in the Starliner propulsion system.