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Topic: observational astronomy

Magnetar. An artist’s impression of what the object might look like if it’s a magnetar. Magnetars are incredibly magnetic neutron stars, some of which sometimes produce radio emission. Known magnetars rotate every few seconds, but theoretically, “ultra-long period magnetars” could rotate much more slowly. (Photo courtesy of The International Centre for Radio Astronomy Research (ICRAR))

A space anomaly blinks slowly at Earth

Nicole Karlis
Planet orbiting Proxima Centauri, a Red Dwarf Star. ( Education Images/Universal Images Group via Getty Images)

The super-Earth next door

Nicole Karlis
Artist's conception of SIMP J01365663+0933473, an object with 12.7 times the mass of Jupiter, but a magnetic field 200 times more powerful than Jupiter's. This object is 20 light-years from Earth. (Chuck Carter, NRAO/AUI/NSF)

Rogue planet lurks in Earth's 'hood

Nicole Stock