Ghostly 'spiral' photobombs Perseid meteors over several US states — and experts are unsure what caused it

The ghostly light, which was triggered by a rocket reentry, sailed across the night sky as skywatchers across the U.S. looked up to see "shooting stars" streak across the heavens. However, experts are confused over which spacecraft is responsible.

from Latest from Live Science https://ift.tt/2CYpOIy
via IFTTT