Object Seen Circling Comet 67P in Old Rosetta Photos

Astrophotographer Jacint Roger spotted a chunk of debris orbiting Comet 67P in images ESA's Rosetta probe took in 2015. ESA says 'Churymoon' is likely the biggest piece of debris yet spotted around the comet.
Published: 11:24 AM PDT August 13, 2019
Updated: 11:03 AM PDT August 13, 2019