Astronomers studying a rare neutron star system have uncovered a surprising source of powerful X-rays. Using NASA s IXPE telescope and data from other observatories, an international team found that ...

Data from the Chandra X-ray Telescope has revealed spider pulsars, which are a group of dead stars, in globular cluster Omega ...

Observations of a pulsar, consisting of a dead star spinning 600 times a second, and feasting on a stellar companion reveal ...

An international team of astronomers has uncovered new evidence to explain how pulsing remnants of exploded stars interact with surrounding matter deep in the cosmos, using observations from NASA’s ...

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Astronomers from the University of Turku have detected quasi-periodic oscillations in an X-ray binary, XTE J0111.2−7317, through a comprehensive spectral and timing study.

Now, astronomers think it was caused by a long-dead NASA satellite — but they're not sure how ... "We got all excited, thinking maybe we'd discovered a new pulsar or some other object," James told New ...

The scientists originally assumed that the signal came from a distant object in the cosmos, but further analysis revealed that the long-dead Relay-2 was in fact the culprit behind the mysterious pulse ...

A NASA satellite that went silent nearly 60 years ago has shocked scientists by suddenly firing off one of the most powerful radio pulses ever recorded, briefly outshining the entire sky.

Brightest Pulsar: Astronomers using NASA’s Nuclear Spectroscopic Telescope Array, (NuSTAR), have discovered the brightest pulsar – a dense stellar remnant left over from a supernova explosion ...

NASA's Chandra Observatory recently captured an X-ray image that helped identify a dramatic break in one of the galaxy's longest filaments.