I think they're highly likely to be one and the same. If it happened today, Ezekial's experience and description of an angel would be called a UAP.
Right now, the UAP topic is hot. Things are coming to light very rapidly all of a sudden. Have a look on reddit if you haven't already. The 'Imacculate Constellation', the jellyfish UAP, Elizondo's interview and so on.
The USG has already admitted UAPs are real. Very few are in the know, but Cheney seems to be the gatekeeper.
