NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) detected the magnetic field streamlines shown over this image of the Keyhole Nebula, part of the larger Carina Nebula, captued by the ...
Like a performer preparing for their big finale, a distant star is shedding its outer layers and preparing to explode as a supernova. Astronomers have been observing the huge star, named WOH G64, ...