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SAO/NSF Solar REU Program

This summer, scientists from the Solar and Stellar X-Ray Group (SSXG) and the Solar, Stellar, and Planetary Group (SSP) at the Center for Astrophysics | Harvard & Smithsonian (CfA) will host ...
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AI Helps Astronomers Discover a New Type of Supernova

Astronomers have discovered what may be a massive star exploding while trying to swallow a black hole, offering an explanation for one of the strangest supernovae ever seen. Cambridge, MA - ...
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Scientists Make First-Ever Detection of Mid-IR Flares in Sgr A*

An international team of scientists, including multiple astronomers from CfA, have made the first-ever detection of a mid-IR flare from Sgr A*. National Harbor, MD - Using the James Webb Space ...
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Event Horizon Telescope Makes Highest-Resolution Black Hole Detections from Earth

The Event Horizon Telescope (EHT) Collaboration has conducted test observations achieving the highest resolution ever obtained from the surface of the Earth, by detecting light from the centers of ...
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Astronomers Discover Rare Distant Object in Sync with Neptune

This object, called 2020 VN40, is the first confirmed body that orbits the sun once for every ten orbits Neptune completes. Cambridge, MA — A team of astronomers led by the Center for Astrophysics | ...
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Alien Planet Found Spiraling to its Doom around an Aging Star

Cambridge, Mass. – For the first time, astronomers have spotted an exoplanet whose orbit is decaying around an evolved, or older, host star. The stricken world appears destined to spiral closer and ...
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Ready for its Close-up: New Technology Sharpens Images of Black Holes

Using new computational algorithms, scientists have measured a sharp ring of light predicted to originate from photons whipping around the back of a supermassive black hole. Cambridge, MA – When ...
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Origin of Mysterious Radio Signal Possibly Discovered

CfA astronomers have led the discovery of what may be the source of a powerful burst of radio waves coming from another galaxy Cambridge, MA - Astronomers have discovered what may be the source of a ...
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The Tilt in our Stars: The Shape of the Milky Way's Halo of Stars is Realized

New data throws out the textbook picture of a spherical stellar halo and reinforces a dynamic origin story of two galaxies that collided billions of years ago. Cambridge, Mass. – A new study has ...
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M87* One Year Later: Proof of a Persistent Black Hole Shadow

CfA astronomers helped lead a study discovering changes in the bright ring around M87's black hole, confirming the theoretical understanding of the variable and turbulent flow of material around black ...
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Astronomers May Have Discovered the First Planet Outside of Our Galaxy

Until now, astronomers have found all other known exoplanets and exoplanet candidates in the Milky Way galaxy, almost all less than about 3,000 light-years from Earth. Cambridge, MA-- Signs of a ...
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Interstellar Comets Like Borisov May Not be All That Rare

Astronomers calculate that the Oort Cloud may be home to more visiting objects than objects that belong to our solar system. Cambridge, MA-- In 2019, astronomers spotted something incredible in our ...