NASA NuSTAR has, for the first time, imaged the radioactive guts of a supernova remnant, the leftover remains of a star that exploded. The NuSTAR data are blue, and show high-energy X-rays.
NASA NuSTAR has, for the first time, imaged the radioactive guts of a supernova remnant, the leftover remains of a star that exploded. The NuSTAR data are blue, and show high-energy X-rays.