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To understand gravitational lensing and dark matter, James Jee, a professor at Yonsei University, says to think of a pond ...
Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...
NASA’s James Webb Space Telescope has captured high-resolution images of the Bullet Cluster, revealing its complex dynamics.
Webb’s new images of the Bullet Cluster reveal the most detailed dark matter map yet, shedding light on cosmic collisions and ...
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