Comet 67P on August 3, 2014 August 4, 2014 By Observing Space Share this:Comet 67P on Aug 3, 2014 Less than 300 km to go http://t.co/adSpGhVvAK #comet #67p #esa #rosetta #navcam pic.twitter.com/sboae8pHHK — Observing Space (@ObservingSpace) August 4, 2014 Share this: