THREE NEUTRON STAR SYSTEMS HAVE NOW BEEN OBSERVED TO SWITCH BETWEEN ACCRETION-POWERED AND RADIO MILLISECOND PULSAR (MSP) STATES. FERMI LAT REVEALED THAT THESE SO-CALLED TRANSITIONAL MSPS EMIT GAMMA-RAYS EVEN DURING THEIR ACCRETING STATES.
$58,996FY2020National Aeronautics and Space AdministrationNASA
The Trustees Of Columbia University In The City Of New York