Science
fromwww.scientificamerican.com
19 hours agoAstronomers Catch the Milky Way Doing the Wave'
The Milky Way's stellar and gas disk is warped and wavy rather than perfectly flat.
From supermassive black holes to vast stellar nurseries, the distant reaches of space are full of many baffling wonders. Now, scientists have uncovered one of the most perplexing mysteries yet. Astronomers have spotted a runaway pulsar, known as Calvera, fleeing the aftermath of a massive stellar supernova explosion. What makes this truly extraordinary is that this system should be 'forbidden' in this empty region of the galaxy, 6,500 light-years above the plane of the Milky Way.