Um... [From the basket she pulls out a... Fairly goofy looking radio/GPS/radar-like object that looks as if it was vomited out by the bad part of the 80s.]

Aunt Zelda said it's been a while since this has been used, but it should be able to detect anomalies in space.

Don't take my word for it though. It started beeping when I had it pointed towards a sweet old lady in my neighborhood.