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The Next Frontier Starshot and Interstellar Travel

Explore the challenges of reaching Proxima Centauri, the closest star to our solar system, and the ambitious technologies like laser sails and Breakthrough Starshot that could make interstellar ...
Space.com on MSN

Interstellar comet 3I/ATLAS isn't an alien spacecraft, astronomers confirm. 'In the end, there were no surprises.'

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.