Several mysterious items have been washing up on the shores of beaches in several places in the USA recently. Some people think the items may be space junk, while others think they may be something else, but as of yet, nobody really knows what they are?
https://www.charlotteobserver.com/news/ ... 44575.html
It is interesting that some people think they may be part of the Challenger Space Shuttle that blew up several years ago.