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Center for Astrophysics
How can we expand the limits of human knowledge further into the unknown? The Center for Astrophysics is a collaboration between the Smithsonian Astrophysical Observatory and Harvard College ...
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South Pole Telescope, Antarctica
SPT is a 10-meter telescope designed to measure tiny CMB temperature ripples in submillimeter or microwave light, between infrared and radio on the spectrum of light. Its capabilities also make it an ...
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Fred Lawrence Whipple Observatory - Mt. Hopkins, AZ
From its establishment in 1966 as the Smithsonian Mount Hopkins Observatory, FLWO has hosted a world-class suite of telescopes designed for a wide variety of purposes. The largest visible-light ...
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Dark Energy Spectroscopic Instrument (DESI)
The Dark Energy Spectroscopic Instrument (DESI) consortium is conducting a five-year survey to map the large-scale structure of the Universe over one-third of the sky and 11 billion years of cosmic ...
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CfA Astronomers Help Catch Rare Gamma-Ray Outburst from M87’s Powerful Jet
An international team of astronomers, including CfA astronomers and collaborators from VERITAS and Chandra, recorded the first very-high energy flaring episode from supermassive black hole M87 since ...
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Visitor & Science Center
The Fred Lawrence Whipple Observatory (FLWO), part of the Center for Astrophysics | Harvard & Smithsonian, is a major observatory based in Mount Hopkins, Arizona. Alongside its status as an active ...
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High Accuracy Radial Velocity Planet Searcher-North (HARPS-N)
Measuring the mass of a distant exoplanet requires tracking the changes in light of the host star as the planet’s gravity tugs it slightly — a delicate process. The High Accuracy Radial velocity ...
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Gould's Belt Survey
Gould’s Belt is a long chain of clouds in the Milky Way comprised of stellar nurseries and hot young stars. Stretching across a substantial part of the night sky, Gould’s Belt includes the Orion ...
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Academics & Opportunities
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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James Webb Space Telescope Advanced Deep Extragalactic Survey (JADES)
JADES will use guaranteed time in James Webb Space Telescope (JWST) cycle 1 to produce infrared imaging and spectroscopy of unprecedented depth in the two premier extragalactic deep fields, ...
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Current Night Sky
Four Planets in One View! Each evening this month, enjoy a sweeping view of four bright planets at once. Also look for a close approach of Venus and Saturn, Mars occulted by the Moon, and meteors! Cue ...
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Line Emission Mapper X-ray Probe (LEM)
Line Emission Mapper (LEM) is an X-ray Probe Mission concept to study galaxy evolution, directly addressing Astro2020 Decadal's Priority Area of Unveiling the Drivers of Galaxy Growth. LEM is ...