
Space / 2014-09-16
Powerful, Pulsating Core of Star
Powerful, Pulsating Core of Star
NASA's image library records Powerful, Pulsating Core of Star.
WHY IT’S INTERESTING
The blue dot in this image marks the spot of an energetic pulsar -- the magnetic, spinning core of star that blew up in a supernova explosion. NASA NuSTAR discovered the pulsar by identifying its telltale pulse.