Shot away from its companion, giant star makes waves
Wednesday, December 19, 2012 - 07:20
in Astronomy & Space
(Phys.org)—Like a ship plowing through still waters, the giant star Zeta Ophiuchi is speeding through space, making waves in the dust ahead. NASA's Spitzer Space Telescope has captured a dramatic, infrared portrait of these glowing waves, also known as a bow shock.