News

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Academics & Opportunities - Harvard–Smithsonian Center for Astrophysics
The Center for Astrophysics (CfA) provides world-class opportunities for academic training and career development in astrophysics. It is home to the Harvard University Department of Astronomy, which ...
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The Tilt in our Stars: The Shape of the Milky Way's Halo of Stars is Realized - Harvard–Smithsonian Center for Astrophysics
Cambridge, Mass. – A new study has revealed the true shape of the diffuse cloud of stars surrounding the disk of our galaxy. For decades, astronomers thought this cloud of stars — called the stellar ...
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Astronomers Reveal Remarkable Simulations of the Early Universe, from the Dark Ages through First Light - Harvard–Smithsonian Center for Astrophysics
Cambridge, MA -- It looks like fireflies flickering in the darkness. Slowly, more and more amass, lighting up the screen in large chunks and clusters. But this is not a video about insects. It's a ...
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A New GPS for the Intergalactic Medium: Astronomers Have Found the Home Address for Universe's "Missing" Matter | Center for Astrophysics | Harvard & Smithsonian
A landmark study led by the Center for Astrophysics | Harvard & Smithsonian (CfA) has pinpointed the Universe’s “missing” matter using Fast Radio Bursts (FRBs)— brief, bright radio signals from ...
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The Radcliffe Wave is Waving - Harvard–Smithsonian Center for Astrophysics
A few years ago, astronomers at the Center for Astrophysics | Harvard & Smithsonian (CfA) uncovered one of the Milky Way's greatest secrets: an enormous, wave-shaped chain of gaseous clouds in our sun ...
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Event Horizon Telescope Makes Highest-Resolution Black Hole Detections from Earth - Harvard–Smithsonian Center for Astrophysics
Using the Event Horizon Telescope (EHT), astronomers have achieved very-long-baseline interferometry test observations at 345 GHz, the highest-resolution such observations ever obtained from the ...
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Astronomers Unveil Strong Magnetic Fields Spiraling at the Edge of Milky Way’s Central Black Hole - Harvard–Smithsonian Center for Astrophysics
Cambridge, MA-- A new image from the Event Horizon Telescope (EHT) collaboration — which includes scientists from the Center for Astrophysics | Harvard & Smithsonian (CfA) — has uncovered strong and ...
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Ready for its Close-up: New Technology Sharpens Images of Black Holes - Harvard–Smithsonian Center for Astrophysics
Cambridge, MA – When scientists unveiled humanity’s historic first image of a black hole in 2019 — depicting a dark core encircled by a fiery aura of material falling toward it — they believed even ...
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Astronomers May Have Discovered the First Planet Outside of Our Galaxy - Harvard–Smithsonian Center for Astrophysics
Cambridge, MA -- Signs of a planet transiting a star outside of the Milky Way galaxy may have been detected for the first time. This intriguing result, using NASA's Chandra X-ray Observatory, opens up ...
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M87* One Year Later: Proof of a Persistent Black Hole Shadow
Cambridge, MA--The Event Horizon Telescope (EHT) Collaboration has released new images of the supermassive black hole at the center of the galaxy Messier 87 (M87*) using data from observations taken ...
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The Most Precise Accounting Yet of Dark Energy and Dark Matter
Cambridge, MA – Astrophysicists have performed a powerful new analysis that places the most precise limits yet on the composition and evolution of the universe. With this analysis, dubbed Pantheon+, ...
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CfA Astronomers Help Find Most Distant Galaxy Using James Webb Space Telescope - Harvard–Smithsonian Center for Astrophysics
Cambridge, MA--An international team of astronomers today announced the discovery of the two earliest and most distant galaxies ever seen, dating back to only 300 million years after the Big Bang.