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Latest Smithsonian Center for Astrophysics Stories

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2010-08-03 06:45:00

Sky viewers might get to enjoy some spectacular Northern Lights, or aurorae, in the early morning hours of August 4th.

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2010-07-22 09:20:00

A hundred million years ago, a triple-star system was traveling through the bustling center of our Milky Way galaxy when it made a life-changing misstep.

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2010-07-13 06:40:00

The question of what causes a Type Ia supernova is one of the great unsolved mysteries in astronomy.

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2010-05-25 08:50:00

For over 10 years, NASA's Chandra X-ray Observatory has repeatedly observed the Andromeda Galaxy for a combined total of nearly one million seconds.

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2010-03-03 12:25:00

Astronomers have discovered a relic from the early universe - a star that may have been among the second generation of stars to form after the Big Bang.

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2010-02-03 11:55:00

Astronomers have found the first clear evidence of a binary quasar within a pair of actively merging galaxies.

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2010-01-27 12:44:30

For the first time, astronomers have found a supernova explosion with properties similar to a gamma-ray burst, but without seeing any gamma rays from it.

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2009-12-17 15:15:00

With NASA's Kepler mission showing the potential to detect Earth-sized objects, habitable moons may soon become science fact.

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2009-12-16 12:30:00

Astronomers announced today that they have discovered a "super-Earth" orbiting a red dwarf star 40 light-years from Earth.

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2009-12-15 09:55:00

About 550 light-years from Earth, a star like our Sun is writhing in its death throes.


Word of the Day
bretelles
  • In dressmaking, straps running from the belt in front over the shoulders to the belt in the back, with more or less elaboration of trimming and outline. They usually broaden at the shoulder and narrow toward the waist.
The word 'bretelles' comes from a French word meaning 'braces'.