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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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Scientists Find More Active Black Holes in Dwarf and Milky Way-sized Galaxies By Cutting Through Glare of Star Formation

A new census of more than 8,000 galaxies finds active black holes rising in frequency with galaxy mass, jumping sharply in galaxies similar in mass to the Milky Way Cambridge, MA (January 8, 2025) ...
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Eight CfA Scientists Honored As Prizewinners and Fellows by the American Astronomical Society

Phoenix, AZ (January 8, 2026) —Eight scientists from the Center for Astrophysics | Harvard & Smithsonian (CfA) have been named prizewinners and fellows of the American Astronomical Society for 2026.
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Scientists Use JWST to Examine Ancient Monster Stars That May Reveal the Birth of Black Holes

A new study shows that mysterious “Little Red Dots” seen by NASA’s James Webb Space Telescope are likely supermassive stars, shedding light on the earliest days of our universe The findings offer a ...
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CfA Scientists Detect 'Wake' of Betelgeuse’s Elusive Companion Star

After nearly a decade of tracking the giant star’s hidden companion, scientists have confirmed existence of companion star and the influence it exerts. Cambridge, MA (January 5, 2026)— Using new ...
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Minor Planet Center

Along with the major planets — Earth, Jupiter, and so forth — the Solar System is home to many small bodies including asteroids, comets, Kuiper Belt objects like Pluto, and their satellites. While the ...