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'Alien spacecraft' 3I/ATLAS fly closest to Earth today with experts releasing latest images

Interstellar comet 3I/ATLAS gets the closest it’ll ever get to Earth today, getting a ‘mere’ 167 million miles (270 million kilometers) from our planet. The bizarre cosmic visitor has been making ...
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An interstellar comet just raced past Mars, and a Chinese orbiter caught it on camera

For only the third time in history, humanity is tracking a visitor from beyond the solar system, and one of the best views of ...