Uploaded February 2022 | Updated September 2026, 3 weeks ago
The moon's South Pole-Aitken basin is the largest known crater in existence, and there's something big hidden underneath.
Hosted By: Reid Reimers
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Sources:
agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2019GL082252 Main paper
https://www.baylor.edu/mediacommunications/news.php?action=story&story=210457 press release
earthsky.org/space/mystery-mass-moon-south-pole-aitken-basin editorial
http://www.psrd.hawaii.edu/July98/spa.html SPA
lunar-landing.arc.nasa.gov/LLW2018-40 sample return
https://www.lpi.usra.edu/exploration/CLSE-landing-site-study/SouthPoleAitkenBasin/
istockphoto.com/photo/moon-at-night-with-bright-and-dark-clouds-on-blue-background-gm1159947798-317351385
commons.wikimedia.org/wiki/File:Back_side_of_the_Moon_AS16-3021.jpg
commons.wikimedia.org/wiki/File:Luna_3_moon.jpg
commons.wikimedia.org/wiki/File:Aitken_crater_AS17-151-23210.jpg
commons.wikimedia.org/wiki/File:Moon_Farside_LRO.jpg
jpl.nasa.gov/news/nasas-grail-creates-most-accurate-moon-gravity-map
commons.wikimedia.org/wiki/File:Aitken_crater_AS17-M-0341.jpg
istockphoto.com/photo/earths-full-moon-v3-gm157638771-13896214
nasa.gov/mission_pages/LRO/multimedia/lroimages/lola-20100409-aitken.html
en.wikipedia.org/wiki/File:Lunar_Sample.jpg
commons.wikimedia.org/wiki/File:Lunar_Olivine_Basalt_15555_from_Apollo_15_in_National_Museum_of_Natural_History.jpg
commons.wikimedia.org/wiki/File:GRAIL.jpg
commons.wikimedia.org/wiki/File:Lunar_Reconnaissance_Orbiter_001.jpg
The moon's South Pole-Aitken basin is the largest known crater in existence, and there's something big hidden underneath.
Hosted By: Reid Reimers
SciShow is on TikTok! Check us out at tiktok.com/@scishow
----------
Support SciShow Space by becoming a patron on Patreon: patreon.com/SciShowSpace
----------
Huge thanks go to the following Patreon supporter for helping us keep SciShow Space free for everyone forever: Jason A Saslow!
----------
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: dftba.com/scishow
----------
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: scishowtangents.org
Facebook: facebook.com/scishow
Twitter: twitter.com/scishow
Instagram: instagram.com/thescishow
----------
Sources:
agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2019GL082252 Main paper
https://www.baylor.edu/mediacommunications/news.php?action=story&story=210457 press release
earthsky.org/space/mystery-mass-moon-south-pole-aitken-basin editorial
http://www.psrd.hawaii.edu/July98/spa.html SPA
lunar-landing.arc.nasa.gov/LLW2018-40 sample return
https://www.lpi.usra.edu/exploration/CLSE-landing-site-study/SouthPoleAitkenBasin/
istockphoto.com/photo/moon-at-night-with-bright-and-dark-clouds-on-blue-background-gm1159947798-317351385
commons.wikimedia.org/wiki/File:Back_side_of_the_Moon_AS16-3021.jpg
commons.wikimedia.org/wiki/File:Luna_3_moon.jpg
commons.wikimedia.org/wiki/File:Aitken_crater_AS17-151-23210.jpg
commons.wikimedia.org/wiki/File:Moon_Farside_LRO.jpg
jpl.nasa.gov/news/nasas-grail-creates-most-accurate-moon-gravity-map
commons.wikimedia.org/wiki/File:Aitken_crater_AS17-M-0341.jpg
istockphoto.com/photo/earths-full-moon-v3-gm157638771-13896214
nasa.gov/mission_pages/LRO/multimedia/lroimages/lola-20100409-aitken.html
en.wikipedia.org/wiki/File:Lunar_Sample.jpg
commons.wikimedia.org/wiki/File:Lunar_Olivine_Basalt_15555_from_Apollo_15_in_National_Museum_of_Natural_History.jpg
commons.wikimedia.org/wiki/File:GRAIL.jpg
commons.wikimedia.org/wiki/File:Lunar_Reconnaissance_Orbiter_001.jpg



![The Legendary Arecibo Radiotelescope
All telescopes work by gathering light from the stars, but one held the crown for square footage for collecting that light for 53 years. The amazing Arecibo.
Hosted By: Reid Reimers
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Support SciShow Space by becoming a patron on Patreon: https://www.patreon.com/SciShowSpace
Huge thanks go to the following Patreon supporter for helping us keep SciShow Space free for everyone forever: GrowingViolet, Jason A Saslow, Andy Griffith, and Heriberto Bustos!
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?
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Facebook: http://www.facebook.com/scishow
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Instagram: http://instagram.com/thescishow
[Sources]
http://www.astro.wisc.edu/~sstanimi/Students/daltschuler_2.pdf
https://www.naic.edu/ao/telescope-description
https://www.science.org/news/2021/01/how-famed-arecibo-telescope-fell-and-how-it-might-rise-again
https://ui.adsabs.harvard.edu/abs/1995ASPC...75...90G/abstract
https://www.darpa.mil/about-us/timeline/arecibo-observatory
https://www.naic.edu/ao/ngat
https://www.newyorker.com/magazine/2021/04/05/the-collapse-of-puerto-ricos-iconic-telescope
https://www.naic.edu/~pradar/radarpage.html
https://www.nsf.gov/news/special_reports/arecibo/Arecibo_Fact_Sheet_11_20.pdf
IMAGES
https://www.istockphoto.com/photo/looking-for-the-stars-gm825925112-134424765
https://commons.wikimedia.org/wiki/File:Arecibo_radio_telescope_SJU_06_2019_6144.jpg
https://solarsystem.nasa.gov/news/1127/10-things-to-know-about-the-ionosphere/
https://www.istockphoto.com/vector/puerto-rico-political-map-gm470547658-62568224
https://commons.wikimedia.org/wiki/File:Arecibo_Radiotelescopio_Panamorama_SJU_06_2019_7446.jpg
https://commons.wikimedia.org/wiki/File:Arecibo_Observatory_Aerial.jpg
https://www.jpl.nasa.gov/images/venus-magellan-and-arecibo-comparison
https://commons.wikimedia.org/wiki/File:Mercury_in_true_color.jpg
https://www.youtube.com/watch?v=ssHkMWcGat4&ab_channel=NationalScienceFoundation
https://www.istockphoto.com/photo/satellite-receiver-for-tv-signal-gm988544750-268033235 The Legendary Arecibo Radiotelescope](https://i.ytimg.com/vi/4y68D390KxU/mqdefault.jpg)






