Rosetta's Comet Fires its Most Spectacular Jet Yet

On July 29, with ESA's Rosetta spacecraft in orbital tow, the 2.5-mile-long Comet 67P/Churyumov-Gerasimenko fired its brightest jet yet since Rosetta's arrival just over a full year ago.

Published On 08/11/2015
3:07 PM EDT
OSIRIS before and after images of a brief, bright jet erupting from Comet 67P's "neck" on July 29, 2015. | ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA