Exploring astronomy with X-rays

The recent launches of the James Webb Space Telescope (Webb) and the Imaging X-ray Polarimetry Explorer (IXPE) by NASA and its international partners are excellent reminders that the universe emits light or energy in many ...

Carbon Atmosphere Discovered on Neutron Star

(PhysOrg.com) -- Evidence for a thin veil of carbon has been found on the neutron star in the Cassiopeia A supernova remnant. This discovery, made with NASA's Chandra X-ray Observatory, resolves a ten-year mystery surrounding ...

Astronomers See Historical Supernova From a New Angle (w/ Video)

(PhysOrg.com) -- Since Galileo first pointed a telescope at the sky 400 years ago, a myriad of technological advances have allowed astronomers to look at very faint objects, very distant objects, and even light that's invisible ...

Cassiopeia A Comes Alive Across Time and Space

(PhysOrg.com) -- Two new efforts have taken a famous supernova remnant from the static to the dynamic. A new movie of data from NASA's Chandra X-ray Observatory shows changes in time never seen before in this type of object. ...

NASA's Swift catches 500th gamma-ray burst

In its first five years in orbit, NASA's Swift satellite has given astronomers more than they could have hoped for. Its discoveries range from a nearby nascent supernova to a blast so far away that it happened when our universe ...

Hypergiant star turns out to be 'missing link' after 30 years

(Phys.org)—A team of scientists from six European countries reported today they have finalized a thirty years long investigation of a hypergiant star that crossed the Yellow Evolutionary Void. In that period the star's ...

'Royal star' was a supernova, say astronomers

One of the abiding legends of Britain's royal family is that a noon-day star appeared at the birth in 1630 of King Charles II, who was to restore the English monarchy after the execution of his father.

Hypergiant star studied

A European research team has published the results of a 30-year study of an extraordinary hypergiant star. They have found that the surface temperature of the super-luminous star HR 8752 increased by about 3000 degrees in ...

NASA's IXPE sends first science image

In time for Valentine's Day, NASA's Imaging X-Ray Polarimetry Explorer which launched Dec. 9, 2021, has delivered its first imaging data since completing its month-long commissioning phase.

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