
Massive galaxy made almost entirely of dark matter
Using the world's most powerful telescopes, an international team of astronomers has discovered a massive galaxy that consists almost entirely of dark matter. Using the W. M. Keck Observatory and th ... more
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Researchers suggest life on Earth may be early in cosmic terms
Why are we now? We know that the universe is roughly 14 billion years old, and that someday it is likely to end - perhaps because of a Big Freeze, Big Rip or Big Crunch. But what can we learn by con ... more
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Largest modern crater identified in Chinas Holocene geology
Inner core of Earth found to exist in dynamic superionic phase
Carbon-rich waters are becoming even more acidic as atmospheric CO2 levels rise
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Stellar Lab In Sagittarius
The small smattering of bright blue stars in the upper left of this vast new 615 megapixel ESO image is the perfect cosmic laboratory in which to study the life and death of stars. Known as Messier ... more
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Supernova ejected from the pages of history
A new look at the debris from an exploded star in our galaxy has astronomers re-examining when the supernova actually happened. Recent observations of the supernova remnant called G11.2-0.3 with NAS ... more
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Young Heavyweight Star Identified in the Milky Way
Astronomers have identified a young star, located almost 11,000 light-years away, which could help us understand how the most massive stars in the universe are formed. This young star, already more ... more
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Study explains mysterious 'eclipse wind'
When the moon blocks the sun's rays during a solar eclipse, onlookers often feel a sudden shift in the wind direction. The phenomenon is called an "eclipse wind," and for decades, scientists have struggled to explain why it happens. ... more
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Air Force successfully launches GSSAP 3/4 - AFSPC-6 from Cape Canaveral AFS
The U.S. Air Force and its mission partners successfully launched the third and fourth Orbital ATK built Geosynchronous Space Situational Awareness Program (GSSAP) satellites aboard a United Launch ... more
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