NASA scientists may have just solved the galactic mystery of how a huge wave of gas formed in a cluster of galaxies more than 200,000 light-years away.
The answer has to do with a cosmic near collision that occurred billions of years ago.
Scientists working with NASA's Chandra X-Ray Observatory and other teams now think that the wave of gas seen in the Perseus galaxy cluster was created when a smaller cluster of galaxies "grazed" the Perseus cluster sometime in its past, causing some of its gas to "slosh" around, NASA said in a statement. Read more...
More about Kelvin Helmhotz, Black Holes, Astrophysics, Astronomy, and Space Explorationvia Zero Tech Blog
