The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star .

NASA and the European Space Agency released the latest photos Thursday .

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Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way and poses no threat to Earth.

Astronomers originally estimated the size of its icy core at several miles across, but Hubble’s observations have narrowed it down to no more than 3.5 miles. It could even be as small as 1,000 feet, according to scientists.

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