May 31 2011
3-D Galaxy Map Reveals Cosmic Neighborhood
A new 3-D map of our corner of the universe includes 45,000 galaxies within about 380 million light-years from Earth.
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May 27 2011
Radio Telescopes Get Powered Up
The coolest radio telescope around just got better. Several orders of magnitude better.
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May 27 2011
Observing Our Nearest Star, Safely
Astronomer Mark Thompson is getting ready for summer, sharing some important solar astronomy advice.
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May 25 2011
Comet Chunk Slams Into Earth’s Atmosphere
Residents of Atlanta, Ga., were treated to a rare event on Friday night: a 2-meter wide chunk of cometary material entered the atmosphere right above their heads.
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May 24 2011
Kepler’s Insight to Physical Nature of Planetary Systems
Of the170 multiple-planet systems of two or more planets found so far by Kepler, many have remarkably flat orbits.
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May 23 2011
Space Music: The Blind Astrophysicist
How could you visualize the Cosmos if you're a blind astrophysicist? Wanda Diaz has the answer.
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May 23 2011
Iapetus Fights the Battle of the Bulge
Why has the Saturnian moon got such an odd shape? It would seem Iapetus was spun up and smacked when it was young.
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May 19 2011
NASA Installs Cosmic Ray Hunter on Space Station
A new tool to look at the universe debuted Thursday, with the installation of the Alpha Magnetic Spectrometer, nicknamed AMS, on the International Space Station.
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May 16 2011
Gliese 581d: An Exoplanet Fit for Humans?
The world -- located 20 light-years from Earth -- might sustain liquid water, but it would be a very alien place to visit.
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May 13 2011
Advancing the Frontiers of Amateur Astronomy
Astronomer Mark Thompson explores how amateur astronomy has benefited from the unrelenting advance of technology.
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