... that no more than 4 percent of the energy loss of the pulsar is caused by the emission of gravitational waves.'" The Crab ... evidence of gravitational waves, ruling it out as a cause for the Pulsar braking. "The physics world has been waiting eagerly ...
... . Astronomers have cataloged nearly 1,800 pulsars. Although most were found through their pulses at radio wavelengths ... through space. Based on the remnant's age and the pulsar's distance from its center, astronomers believe the neutron ...
NASA's Chandra X-ray Observatory has provided the first clear view of the faint boundary of the Crab Nebula's X-ray-emitting pulsar wind nebula.
... has discovered 12 new gamma-ray-only pulsars and has detected gamma-ray pulses from 18 ... of Stanford University, Calif. "Now, for dozens of pulsars, we're seeing the actual power of these machines ...
... has discovered 12 new gamma-ray-only pulsars and has detected gamma-ray pulses from 18 ...
Pulsar energy, Saturn storms, and an out-of-this-world balloon are among the week's best space images.
Astronomers were recently able to combine data from telescopes across Australia to boost sensitivity – giving them the ability to test gravity theory on a pair of pulsars.
Astronomers were recently able to combine data from telescopes across Australia to boost sensitivity – giving them the ability to test gravity theory on a pair of pulsars.
... observations of J0108 show it to be one of the oldest and faintest pulsars known, spinning only slightly faster than one revolution ... of the University of Florida. "To understand the properties of 'dying pulsars,' it is important to study their radiation in X-rays ...
... up for the project and donated time on their computers to search gravitational wave data for signals from unknown pulsars ...
... . In the innermost regions, a faint circle surrounds the pulsar, and marks the spot where the wind is rapidly ... pattern around this ring of emission, suggesting that the pulsar may be precessing like a spinning top and sweeping ...
... , and during this period, the radio waves characteristic of a pulsar would not be seen coming from the system. As the amount ... , that mass transfer stopped, the disk disappeared, and the pulsar emerged," said Scott Ransom of the NRAO. The scientists ...
Pulsars are superdense neutron stars, the remnants left after massive stars have exploded as supernovae. Their powerful ...
Astronomers at the University of California, Santa Cruz, have developed a new technique to determine the ages of millisecond pulsars, the fastest-spinning stars in the universe.
... and helping scientists understand the mechanisms behind pulsar emissions. A study to be published by an international team ... after a supernova explosion. Most of the 1,800 known pulsars were found through their periodic radio emissions. "These are the first ...
