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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Smithsonian X 3D Explorer
One of the most famous objects in the sky - ...
One of the most famous objects in the sky - the Cassiopeia A supernova remnant - is now on display like never before.
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Space Scoop: A Study in Supernovas
Astronomers have to be good at solving puzzles by piecing ...
Astronomers have to be good at solving puzzles by piecing together clues and evidence.
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Space Scoop: A Colossal Cosmic Crash
In this picture, a galactic collision is taking place between ...
In this picture, a galactic collision is taking place between the grand spiral galaxy and the tiny dwarf galaxy that you can see to its left.
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Space Scoop: Growth of the Coma Colossus
This picture shows the very large, very distant and very ...
This picture shows the very large, very distant and very gassy Coma Cluster.
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Chandra Archive 2013 in 60 Seconds
The Chandra Data Archive plays a central role in the ...
The Chandra Data Archive plays a central role in the mission by enabling the astronomical community access to data collected by the observatory.
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Space Scoop: Did Somebody Call the Ghostbusters?
This spooky new image shows a massive star in its ...
This spooky new image shows a massive star in its afterlife. You could say it's a 'ghost star'.
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Space Scoop: Circus in the Sky
This object was first spotted in 1757, but today we ...
This object was first spotted in 1757, but today we are still discovering new details about it.
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Seeds of Life Across the Universe
There is also seeding taking place on a much bigger ...
There is also seeding taking place on a much bigger stage - a cosmic one.
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M60-UCD1 in 60 Seconds
The galaxy, known as M60-UCD1, is located about 54 million ...
The galaxy, known as M60-UCD1, is located about 54 million light years from Earth.
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Coma Cluster in 60 Seconds
Galaxy clusters are the largest structures in the Universe held ...
Galaxy clusters are the largest structures in the Universe held together by gravity.
