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Gazing into the sky on a clear night is a favorite pastime of many. And a collection of dazzling photographs released this year by NASA makes it easy to see why.
The stunning images, primarily captured by the agency's Hubble Space Telescope, show swirling palettes of colored gas, dust and countless stars as they sparkle in space. Many of the visually spectacular formations are the result of cosmic collisions - where a smaller galaxy plunges right through the heart of a larger one, shooting out the other side. As the traveling galaxy passes through the center of its bigger neighbor, it sets up gravitational ripples that disrupt red and blue clouds of gas and dust and trigger the formation of new stars..... VIDEO
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