Strange things are far ahead in the galaxy. According to a new analysis of Gaia satellite data, the closest star cluster to our solar system is currently torn apart – not only by normal processes, but also by gravitational bridges that we cannot see. Astronomers say the disturbance could be …
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When we look at intergalactic space, evidence for dark matter is everywhere. It is in the rotation of galaxies, which cannot be explained by observable matter alone. It is in the way galaxies cluster together and the path of light as it travels through the Universe. We can’t see dark …
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When you go out and look at the sky on a clear night, it seems like nothing else could be so serene and peaceful. But many of those seemingly peaceful stars are evidence of a troubled history, and now we are learning to uncover their secrets. Using data from the …
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