Astronomers have traced the origin of a colossal white dwarf to a catastrophic crash between two dead stars, turning a quiet stellar ember into a cosmic heavyweight. Using the Hubble Space Telescope, ...

A study of supernova remnant SNR 0519-69.0 using the Chandra X-ray telescope, Hubble and more has narrowed down its age to several hundred of years. The remnant is located in the "Large Magellanic ...

Dustin Swarm, an astrophysicist and assistant professor at the University of Iowa, recently helped capture the first X-ray view of a white dwarf star. Swarm, in collaboration with MIT, studied the ...