Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would make them the first identified fragments of the solar system’s innermost planet. The least studied and most mysterious of the solar system’s rocky planets, Mercury is so close to the sun that exploring it is difficult even for probes. Only …
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Astronomers are racing to study our solar system’s newest ‘interstellar visitor.’ Here’s why.
The astronomical community is abuzz over a newly discovered “interstellar object,” only the third of its kind ever seen, which is currently shooting toward us on a one-way trip through the solar system. The race is now on to study the alien interloper, named 3I/ATLAS, before it leaves forever. “We only have one shot at this object and then it’s …
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