The Milky Way has merged with many other galaxies in its long lifespan, but stealing its history together has been a loving act. A new analysis of galactic clusters around the galaxy has now given us the most complete galactic merger history ever. And that data includes a previously unknown …
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The mystery of a galaxy that shouldn’t exist can now be solved. Dragon Fly 44, an obscure galaxy found in 2016 containing 99.99 percent dark matter, has been closely re-examined, showing lower and more normal proportions of dark matter. This means that we do not need to modify our models …
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Astronomers have discovered a mysterious stream of ancient stars on the distant edges of the galaxy – a strange star race so unlike any we’ve seen before, they may well be the last of their kind. This unusual collection of stars, called the ‘Phoenix current’, after the constellation Phoenix in …
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