Supernova Dust Factory Found at Milky Way’s Galactic Center

Astronomers using NASA’s Stratospheric Observatory for Infrared Astronomy (SOFIA), the world’s largest airborne astronomical observatory, have made direct observations of cosmic building-block dust resulting from a supernova remnant called Sagittarius A East. One of astronomy’s big questions is why galaxies – forming as recently as 1 billion years after the Big Bang – contain so [...] —> Read More