Space

Meet Comet 3I/ATLAS, A Wandering Space Rock That Has Experts Talking

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets form and travel through space.

By Jenn Jordan • 3 hours ago

Everything You Need To Know About 3I/ATLAS

A comet from another star system, known as 3I/ATLAS, is giving astronomers a rare chance to study an object that began its journey billions of years ago, far beyond our solar system.

“This comet in particular is interesting since it's actually from outside of our solar system,” explained Qicheng Zhang, a postdoctoral fellow at Lowell Observatory. “The ‘i’ in 3I stands for interstellar, which means it's an interstellar object. In this case, it's an interstellar comet because we c

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