See all new images NASA has taken of interstellar comet
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It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...
NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a comet — or possibly something more advanced. The object, known as ...
Nasa has unfurled a solar sail in space for the first time, aiming to harness the propulsive power of sunlight for interstellar travel. The US space agency revealed that it had deployed the ...
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