Milky Way stellar disk is warped in its outer regions

This is old news from 2019 but important to note for educational purposes. The distribution of stars in the outer regions of the Milky Way galaxy deviates from a flat disk shape. The conclusion [1] was based on the distances to 1339 pulsating stars known as “classical Cepheids” which are 100000 times brighter than the Sun.

[1] Nature article

Earlier blogposts on Milky Way

What is the name of the super-massive black hole at the center of Milky Way?

Notes on Galactic Motion

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