The model was first proposed by Dr. John Cannizzo of NASA's Goddard Space Flight Center. Dr. Jan van Paradijs of the University of Alabama in Huntsville and the University of Amsterdam believes the latter applies to GRO J1744-28. Scientists know from the companion star which is donating material that this binary is old and a lot of material has been transferred between the two stars already. Web Links Things that go bump in the night . Jan. 21, 1998.
Team finds that pulsars get wound up - and down.
Astronomers discover bursting pulsar . May 23, 1996. Return of the bursting pulsar - June 1996. Pulsar goes off twice each orbit. The Astrophysical Journal on-line.