An odd flash of X-rays has been discovered by NASA’s Chandra X-ray Observatory in the deepest X-ray image ever obtained
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Astronomers discover a ‘hyper-starburst’ galaxy
NASA’s Chandra X-ray Observatory and other telescopes reveal that a recently discovered galaxy is undergoing an extraordinary boom of stellar construction
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Most luminous, energetic pair of stars found outside Milky Way
The dual-star system produces a cyclic flood of gamma rays, the highest-energy form of light
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Young magnetic star likely to be the slowest ever detected
Astronomers have found evidence for what is likely one of the most extreme pulsars, or rotating neutron stars, found
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Space telescope captures expanding debris from stellar explosion
Combining observations, astronomers have been able to learn new things about Tycho’s supernova remnant and the explosion that made it
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Black hole’s 300,000 light-year blast captured by space telescope
A giant jet spanning continuously for many light years is seen racing out of the galaxy Pictor A