First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...
The Hubble Space Telescope snapped this image of comet 3I/ATLAS, only the third interstellar object ever observed in our solar system. Scientists also used data from Hubble to estimate its size and ...
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