But until the authorities, weighed in, many were wondering and speculating what was causing the unusual looking lights that were first reported about 5:30 p.m.
We spoke with someone from Vandenberg Air Force Base who told us they can neither confirm or deny a rocket launch.
A bright falling object seen in the sky of northern California on Wednesday, December 19, puzzled many people.
Astronomers say it wasn't a rocket launch but probably a meteor entering the atmosphere. They could not confirm if it was connected to the scrubbed rocket launch but said there is "no threat to the homeland".
It was the fourth time United Launch Alliance scrubbed the much-anticipated launch of a Delta IV-Heavy rocket from Vandenberg to carry the NROL-71 satellite into orbit for the National Reconnaissance Office.
The next launch window starts at 5:31 p.m. Thursday.
A mysterious light trail in the sky was spotted across California around the same time of the scheduled launch Wednesday night.
As is customary when spy satellites are launched, NRO and ULA have offered very little information about the payload being carried into space.