It's probably because they're moving the crafts somewhere else and, now that they've been let out of their lead cage, the technology is automatically trying to gain access to our communication systems.

>alien

interesting word choice ... "non-human" versus "extraterrestrial"... non-human but not necessarily alien to earth?

Raccoons have achieved flight?

Rocket is going to need that dudes prosthetic leg.

Got to be the tanuki!!

They're taking a backup, just in case. Wouldn't want to lose the universe's greatest stash of pornography.