The Dark Mystery of Galaxy X

Share

There might be a galaxy made mostly of dark matter orbiting the Milky Way!
———-
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
———-
Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, Andreas Heydeck, Justin Lentz, Will and Sonja Marple, Benny, Chris Peters, Tim Curwick, Philippe von Bergen, Patrick, Fatima Iqbal, Lucy McGlasson, Mark Terrio-Cameron, Accalia Elementia, Kathy & Tim Philip, charles george, Kevin Bealer, Thomas J., and Patrick D. Ashmore.
———-
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:
http://arxiv.org/pdf/0908.0334.pdf
http://arxiv.org/pdf/1502.01358v1.pdf
http://arxiv.org/pdf/1601.03381v1.pdf
http://lcogt.net/spacebook/cepheid-variable-stars-supernovae-and-distance-measurement/
http://www.skyandtelescope.com/astronomy-news/cepheid-stars-map-the-milky-way-and-beyond-022020154/

Have astronomers pinpointed dark matter Galaxy X?

http://www.gemini.edu/node/12470
https://briankoberlein.com/2015/02/17/galaxy-x/

A nearby dark matter galaxy?

Images:
https://commons.wikimedia.org/wiki/File:PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg
https://commons.wikimedia.org/wiki/File:Heic1323a_-1243686232.jpg

IS EARTH FLAT? - Timothy Shieff on London Real

Previous Post

5 Most Puzzling Ocean Mysteries (AA)

Next Post