Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.
If you take a look at all the impact craters in our solar system, the vast majority are nice, neat circles. But why? Meteorites and asteroids strike planets and moons at all sorts of angles. Where are all the elliptical craters?
Hosted by: Savannah Geary (they/them)
———-
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: Matt Curls, Alisa Sherbow, Dr. Melvin Sanicas, Harrison Mills, Adam Brainard, Chris Peters, charles george, Piya Shedden, Alex Hackman, Christopher R, Boucher, Jeffrey Mckishen, Ash, Silas Emrys, Eric Jensen, Kevin Bealer, Jason A Saslow, Tom Mosner, Tomás Lagos González, Jacob, Christoph Schwanke, Sam Lutfi, Bryan Cloer
———-
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/
TikTok: https://www.tiktok.com/@scishow
Twitter: http://www.twitter.com/scishow
Instagram: http://instagram.com/thescishowFacebook: http://www.facebook.com/scishow
#SciShow #science #education #learning #complexly
———-
Sources:
https://www.sciencefocus.com/space/why-are-impact-craters-always-circular/
https://www.britannica.com/science/meteor/
https://www.scientificamerican.com/article/why-are-impact-craters-al/
https://www.science.org/content/article/ancient-craters-mars-reveal-how-planet-s-tilt-has-changed-over-time
https://arxiv.org/ftp/arxiv/papers/1904/1904.08446.pdf
https://www.sciencedirect.com/science/article/pii/S003206331630157X
https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2013JE004477
https://astronomy.com/magazine/ask-astro/2011/12/crater-shapes
https://www.sciencedirect.com/science/article/abs/pii/S0019103511004064
Images:
https://www.nasa.gov/multimedia/imagegallery/image_feature_25.html
https://commons.wikimedia.org/wiki/File:Aneirin_crater_MESSENGER_WAC_mosaic.jpg
https://www.flickr.com/photos/edsweeney/4111291263/
https://commons.wikimedia.org/wiki/File:Comet_NEOWISE_and_meteor.jpg
https://www.flickr.com/photos/edsweeney/4111291263/
https://www.gettyimages.com/detail/video/young-boy-playing-in-a-muddy-sand-pit-stock-footage/665924230?adppopup=true
https://www.gettyimages.com/detail/video/asteroid-impact-on-earth-asteroid-comet-meteorite-glows-stock-footage/1400382484?adppopup=true
https://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc-20110719-messier.html
https://photojournal.jpl.nasa.gov/catalog/PIA04729
https://www.youtube.com/watch?v=-IAcwLYYFGk&t=1759s&ab_channel=NASAJetPropulsionLaboratory
https://commons.wikimedia.org/wiki/File:Barringer_Crater_aerial_photo_by_USGS.jpg
https://www.nasa.gov/content/elliptical-crater-on-mercury
https://www.nasa.gov/mission_pages/messenger/multimedia/messenger_orbit_image201200206_1.html
https://www.nasa.gov/mission_pages/messenger/multimedia/messenger_orbit_image20111023_1.html
https://www.youtube.com/watch?v=vTr3VdGlFr8&t=186s&ab_channel=NASAGoddard
https://sci.esa.int/web/mars-express/-/38544-elliptical-impact-crater-in-hesperia-planum
https://www.gettyimages.com/detail/video/solar-system-with-eight-planets-and-their-orbits-3d-stock-footage/1396306085?adppopup=true
https://www.nasa.gov/jpl/herschel/dwarf-planet-ceres-pia17830
https://mars.nasa.gov/resources/22477/the-changing-surface-of-mars/
https://www.jpl.nasa.gov/images/pia15095-changes-in-tilt-of-mars-axis
https://climate.nasa.gov/news/2948/milankovitch-orbital-cycles-and-their-role-in-earths-climate/
Watch Now
