News tagged with sky surveys

The Milky Way's new companion galaxies

When we think of cosmology, we often imagine the largest telescopes peering into the deepest space, collecting the feeble light from exploding stars or the first galaxies.

dateMar 18, 2015 in Astronomy
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NEOWISE—a yearlong look at the sky

NASA's Near-Earth Object Wide-field Survey Explorer (NEOWISE) spacecraft discovered and characterized 40 near-Earth objects (NEOs) in the first year after the mission was re-started in December 2013. Eight ...

dateJan 20, 2015 in Space Exploration
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Strange galaxy perplexes astronomers

With the help of citizen scientists, a team of astronomers has found an important new example of a very rare type of galaxy that may yield valuable insight on how galaxies developed in the early Universe. ...

dateDec 02, 2014 in Astronomy
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New survey begins mapping nearby galaxies

A new survey called MaNGA (Mapping Nearby Galaxies at Apache Point Observatory) has been launched that will greatly expand our understanding of galaxies, including the Milky Way, by charting the internal ...

dateAug 18, 2014 in Astronomy
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The Sloan Digital Sky Survey expands its reach

The Sloan Digital Sky Survey (SDSS) has launched a major program of three new surveys, adding novel capabilities to expand its census of the Universe into regions it had been unable to explore before.

dateJul 16, 2014 in Astronomy
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Mining data archives yields haul of 'red nuggets'

The world of astronomy has changed. An astronomer used to have to travel to a remote location and endure long, cold nights, patiently guiding a telescope to collect precious photons of light. Now, a proliferation ...

dateJun 11, 2014 in Astronomy
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