The First Time We Met a Comet, We Blew a Hole in It

In the first mission of its kind, Deep Impact’s goal was to teach us about the interior of comets...by blowing a hole in the side of one! The Deep Impact probe is our Pin of the Month! Order yours before the end of July https://store.dftba.com/collections/scishow/products/scishow-pin-of-the-month-deep-impact-july SciShow has a spinoff podcast! It s called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Bealer, Jacob, Katie Marie Magnone, Charles Southerland, Eric Jensen, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Jeffrey McKishen, Scott Satovsky Jr, James Knight, Sam Buck, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, Charles George, Christoph Schwanke, Greg, Lehel Kovacs, Bd_Tmprd ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://phys.org/news/2014-11-timeline-deep-space-comet-encounters.html https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=2005-001A https://www.nasa.gov/mission_pages/stardust/news/stardust20110215.html https://books.google.com/books?id=NvI0AgAAQBAJ&pg=PA18&lpg=PA18&dq=deep+impact+5+million+kg&source=bl&ots=uEx7s1CcpR&sig=ACfU3U3Tt7Yk2tVTUBtYUvUl0tjbifh00Q&hl=en&sa=X&ved=2ahUKEwjSrNvb1LTpAhUNUKwKHezBBZEQ6AEwAHoECAkQAQ#v=onepage&q=deep%20impact%205%20million%20kg&f=false https://www.astrobio.net/meteoritescomets-and-asteroids/icy-dirtballs-not-dirty-snowballs/ https://www.nytimes.com/2005/09/07/science/composition-of-a-comet-poses-a-puzzle-for-scientists.html https://www.nasa.gov/mission_pages/epoxi/epoxi20110616.html https://www.nasa.gov/mission_pages/LCROSS/FAQs/index.html http://news.bbc.co.uk/2/hi/science/nature/4647673.stm Images: https://commons.wikimedia.org/wiki/File:Deep_Impact.jpg https://commons.wikimedia.org/wiki/File:Lspn_comet_halley.jpg https://commons.wikimedia.org/wiki/File:Comet_21P_Giacobini-Zinner.jpg https://commons.wikimedia.org/wiki/File:Comet_Borrelly_Nucleus.jpg https://commons.wikimedia.org/wiki/File:PIA02142_Tempel_1_bottom_sharped.jpg https://commons.wikimedia.org/wiki/File:Deep_Impact_HRI_tests.jpg https://commons.wikimedia.org/wiki/File:90855main_dispcrft.svg https://www.istockphoto.com/photo/conjunction-of-comet-c-2014-q2-and-star-cluster-m45-gm535913199-57376782 https://commons.wikimedia.org/wiki/File:Delta_II_7925_(2925)_rocket_with_Deep_Impact.jpg https://commons.wikimedia.org/wiki/File:ITS_Impact.gif https://commons.wikimedia.org/wiki/File:HRIV_Impact.gif https://commons.wikimedia.org/wiki/File:Deep_Impact_approach_2.jpg https://www.jpl.nasa.gov/spaceimages/details.php?id=PIA13857 https://commons.wikimedia.org/wiki/File:Rosetta_and_Philae_at_comet_(11206660686).jpg https://commons.wikimedia.org/wiki/File:Deep_Impact_HRI.jpeg https://commons.wikimedia.org/wiki/File:Tempel_crater_4090_h1_4097_h1.jpg https://commons.wikimedia.org/wiki/File:Comet_Hartley_2.jpg https://commons.wikimedia.org/wiki/File:LCROSS_Centaur_1.jpg https://www.istockphoto.com/photo/impact-earth-meteor-in-route-collision-gm469156150-62267818 https://www.jpl.nasa.gov/missions/deep-impact/