NASA's Jet Propulsion Laboratory News and Features: New data from NASA's NuSTAR mission determine which of two supermassive black holes is pouring out X-rays in a colliding pair of galaxies.
NASA's Jet Propulsion Laboratory News and Features: New data from NASA's NuSTAR mission determine which of two supermassive black holes is pouring out X-rays in a colliding pair of galaxies.