The Beautiful Universe: Chandra in HD
High definition views of Chandra's exciting science Cassiopeia A is the 300-year-old remnant created by the supernova explosion of a massive star. Each Great Observatory image highlights different characteristics of the remnant.
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IGR J11014-6103 in 60 Seconds
A pulsar found racing away from a supernova remnant about ...
A pulsar found racing away from a supernova remnant about 30,000 light years from Earth.
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NGC 4342 and NGC 4291 in 60 Seconds
Astronomers think that just about every galaxy has a giant ...
Astronomers think that just about every galaxy has a giant black hole at its center.
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CID-42 in 60 Seconds
At the center of a galaxy some 4 billion light ...
At the center of a galaxy some 4 billion light years from Earth, something extraordinary is happening. This galaxy, known as CID-42, contains a giant black hole.
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SN 2010jl in 60 Seconds
Why are some supernovas much more powerful than others? Astronomers ...
Why are some supernovas much more powerful than others? Astronomers are still trying to figure that out, but one new discovery may help answer the question.
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M83 in 60 Seconds
Since the 1980s, astronomers have known about a mysterious class ...
Since the 1980s, astronomers have known about a mysterious class of objects that they call "ultraluminous X-ray sources," or ULXs.
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Musket Ball Cluster in 60 Seconds
Using a combination of powerful observatories in space and on ...
Using a combination of powerful observatories in space and on the ground, astronomers have discovered a violent collision between two galaxy clusters.
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Stop for Science: Listening to Light
When we look up on a dark night, we see ...
When we look up on a dark night, we see a sky filled with stars. The light from a star, like the light from a flashlight or a lightning bug, is one form of electromagnetic radiation.
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Cassiopeia A in 60 Seconds
Over three hundred years ago, a very large star ran ...
Over three hundred years ago, a very large star ran out of fuel and collapsed. This event created an explosion, known as a supernova, which then produced an expanding field of debris.
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A Tour of 3C 186: An Interview with Dr. Aneta Siemiginowska
A galaxy cluster containing a structure never previously seen so ...
A galaxy cluster containing a structure never previously seen so far from Earth has been observed by Chandra X-ray Observatory.
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Abell 383 in 60 Seconds
Dark matter is mysterious. We know that it is invisible ...
Dark matter is mysterious. We know that it is invisible material that does not emit or absorb any type of light, but we can detect it through the gravitational effects it has on material we can see.
