The bow shock of Kappa Cassiopeiae, a massive, hot supergiant
Friday, February 21, 2014 - 08:01
in Astronomy & Space
(Phys.org) —Roguish runaway stars can have a big impact on their surroundings as they plunge through the Milky Way galaxy. Their high-speed encounters shock the galaxy, creating arcs, as seen in this newly released image from NASA's Spitzer Space Telescope.