News tagged with strong magnetic field

Magnetar mysteries in our galaxy and beyond

In a new Caltech-led study, researchers from campus and the Jet Propulsion Laboratory (JPL) have analyzed pulses of radio waves coming from a magnetar—a rotating, dense, dead star with a strong magnetic field—that is ...

dateJan 10, 2019 in Astronomy
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A guide to hunting zombie stars

Apparently not all supernovas work. And when they fail, they leave behind a half-chewed remnant, still burning from leftover heat but otherwise lifeless: a zombie star. Astronomers aren't sure how many of these should-be-dead ...

dateJan 02, 2019 in Astronomy
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Laser blasting antimatter into existence

Antimatter is an exotic material that vaporizes when it contacts regular matter. If you hit an antimatter baseball with a bat made of regular matter, it would explode in a burst of light. It is rare to find antimatter on ...

dateNov 05, 2018 in General Physics
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Magnetic fields may be the key to black hole activity

Collimated jets provide astronomers with some of the most powerful evidence that a supermassive black hole lurks in the heart of most galaxies. Some of these black holes appear to be active, gobbling up material from their ...

dateOct 17, 2018 in Astronomy
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Neutron star jets shoot down theory

Astronomers have detected radio jets emitted by a neutron star with a strong magnetic field—something not predicted by current theory, according to a new study published in Nature today.

dateSep 26, 2018 in Astronomy
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