Astronomers may have spotted the birth of a neutron star

Six years after a supernova exploded, scientists have found signs of a newborn pulsar

supernova

ON LIKE A LIGHT  Astronomers spotted evidence of a neutron star’s birth after supernova 2012au exploded in the galaxy NGC 4790 (shown). The supernova was absent in a 2001 Hubble Space Telescope image of the galaxy (top panel), but visible as a bright dot in 2013 (bottom panel).

NASA, ESA and J. DePasquale/STScI

For the first time, astronomers may have watched a massive stellar explosion give rise in real time to a superdense dead star called a neutron star.