When you buy through links on our articles, Future and its syndication partners may earn a commission. The Hubble Space Telescope's image of 3I/ATLAS, showing the coma and a burgeoning tail. . | ...
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X-rays trace comet 3I/ATLAS’s invisible shock front around a distant nucleus
The X-ray halo of the interstellar comet 3I/ATLAS is about 400 kilometers and that is the distance that one can easily travel ...
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☄️ 3I/ATLAS: How can a comet have a reverse tail?
How can a comet from another star system have a tail pointing toward the Sun? This counter-intuitive phenomenon, observed for the first time on an interstellar visitor, intrigues astronomers. On its ...
Back in July, scientists operating a planetary defense facility designed to detect potentially hazardous asteroids spotted a visitor from another star: an interstellar object, and the third of its ...
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