The Navy doesn't know what they are, but they did acknowledge there are unidentified flying objects. The article posted to KDVR states that the clips below are from 2004 and 2014. The object is shown traveling at a high rate of speed into the wind.

Apparently, these videos are just a fraction of what is encountered. We don't know about the other ones because aliens, probably.

Source: KDVR

More From Power 102.9 NoCo - KARS-FM