Astronomers have combined two powerful astronomical assets, the Sloan Digital Sky Survey (SDSS) and NASA’s Hubble Space Telescope, to identify 19 new “gravitationally lensed” galaxies. Among these 19, ...
The University of Colorado Boulder has become a full institutional member of the Sloan Digital Sky Survey-IV, an ambitious effort by some of the world’s top astronomers to map the celestial sky in ...
When Donald York was a student beginning his career in astronomy in the 1960s, it was very difficult to get enough time on a telescope to make observations. “We were suffering from a deficit of data,” ...
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