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Webb Telescope Finds What May Be a Glowing Aurora on a Failed Star

Astronomers are trying to figure out how an isolated brown dwarf could produce such a phenomenon.

New yorkUnited statesAmerican museum of natural historyJackie fahertyBen burninghamUniversity of hertfordshireAmerican astronomical societySpace telescope science instituteWebb space telescopeNear infrared spectrographAmerican museumNatural historyExtraterrestrial atmosphereSolar systemEfinition of planetDwarf planet

Betelgeuse Star Will Temporarily Disappear December 11

In a rare cosmic event, an asteroid will eclipse Betelgeuse on December 11, causing a brief but significant disappearance of this bright, red star.

France generalUnited statesAlpha orionisMiguel montargGianluca masiNorth americaVirtual telescopeDusty burp could explain mysterious dimmingSupergiant starParis observatoryVariable starAlpha centauriGianluca masiStar typesIguel montargèOpulationi stars

Supposedly Dead Tasmanian Devil Star Whirls Back to Life

Located one billion light-years away, the star thought dead appears to be going through a revival, with scientists spotting energetic flares.

Dheeraj pashamBill saxtonCornell universityZwicky transient facilityFast blue optical transientTasmanian devilLooney tunesExotic matterRadio astronomyAstrophysicalx ray sourceN 2018cowNna hoStellar evolutionZwicky transient facilityDheeraj pashamStar types

Astrophysicists Clock Highest-Radiation Blasts Ever Recorded From a Pulsar

Vela is nearly 1,000 light-years from Earth and is spewing astonishingly energetic gamma-rays into space.

Al jizahArache djannati ataiAstroparticle cosmology laboratoryCosmology laboratoryGreat pyramidPulsar planetNeutron starEmma de ona wilhelmiArache djannati ataiGamma rayMma de wilhelmiRadio astronomyStar typesHuman interestIllisecond pulsar

Astronomers Decode Pulsar Switching Mystery

The spinning, dead star was emitting radiation in two modes, and a team of scientists believes it knows why.

Abu dhabiAbuz abyUnited arab emiratesMaria cristina baglioTechnology telescopeItalian national institute for astrophysicsYork university abu dhabiNew york university abu dhabiEuropean southern observatoryLarge telescopeNew technology telescopeAtacama largeSubmillimeter arrayCoti zelatiItalian national instituteCoti zelati

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