Beacon

Look at her picture, based on her apparent age i doubt that’s correct

EDIT

Yeah i looked her up on Wikipedia, and while it doesn’t say her age explicitly, the pic there makes it clear that she didn’t use the internet when she was a kid

https://en.wikipedia.org/wiki/Julie_Inman_Grant

iirc they still were flying in the 80s

Close but not quite, it stands for strategic reconnaissance. It’s not stealth. Stealth technology didn’t come into existence until the late 80s early 90s