This Video Maps the Milky Way's Galactic Space Dust in 3D

A team of astronomers has mapped distortions caused by the dust that pervades our galaxy in order to begin measuring how quickly the universe is expanding.

March 23, 2017
12:07 PM EDT
The dark regions show very dense dust clouds. The red stars tend to be reddened by dust, while the blue stars are in front of the dust clouds. These images are part of a survey of the southern galactic plane. | Legacy Survey/NOAO, AURA, NSF
A compressed view of the entire sky visible from Hawaii by the Pan-STARRS1 Observatory.The disk of the Milky Way looks like a yellow arc, and the dust lanes show up as reddish-brown filaments. | D. Farrow/Pan-STARRS1 Science Consortium/Max Planck Institute for Extraterrestrial Physics