For the first time, a comet may have been caught flipping its spin. Sometime between April and December 2017, comet 41P/Tuttle-Giacobini-Kresák apparently started twirling in the opposite direction, ...

Comet MAPS is about to face its ultimate test as it sweeps just 101,000 miles above the sun's surface. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Our solar system's famous "invader" might be as old as the Milky Way itself. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...

New York City stargazers could be less than a week away from getting a glimpse of a comet blazing its way through the cosmos as Comet C/2026 A1 MAPS passes just 89 million miles from Earth. The ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

Astronomers caught a comet in the act of reversing its spin. Using NASA’s Hubble Space Telescope, scientists noticed the never-before-seen behavior of Comet 41P/Tuttle-Giacobini-Kresák (41P to its ...

Astronomers using NASA's Hubble Space Telescope have found evidence that the spinning of a small comet slowed and then reversed its direction of rotation, offering a dramatic example of how volatile ...

John Noonan at Auburn University in Alabama and his colleagues had planned to observe a different comet with the Hubble Space Telescope, but limitations to the spacecraft’s ability to turn quickly ...

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Perplexity’s new Comet browser for iOS defaults to Google Search. That’s because mobile queries often focus on navigation, local results, and transactions, where “Google does a much better job … than ...

C/2025 K1 (ATLAS) was on its way out of the solar system when it did the fateful thing that many comets do. Reading time 3 minutes In November 2025, a comet began disintegrating into pieces after a ...

Perplexity today expanded its Comet browser to iOS, making its AI Comet Assistant available to iPhone users. The Comet browser for iOS has many of the same features as the Comet browser for the ...