Auburn University physicists have detected water activity in comet 3I/ATLAS, marking the first time hydroxyl gas, water's chemical signature, has been observed from an interstellar visitor.

A rare interstellar visitor has entered our Solar System, and it’s behaving in ways that have astronomers both fascinated and ...

The images offer the closest view yet of comet 3I/ATLAS, famous for being only the third known interstellar object to pass ...

For more than a quarter-century, the stories have centered on children—phantom figures said to shimmer with an iridescent ...

Check out the best telescope deals for Prime Day in October and grab one of these amazing optical instruments for less. Save ...

The European Space Agency's ExoMars orbiter has captured the closest view yet of the interstellar comet 3I/ATLAS. The images ...

Though it won't become any brighter, Comet SWAN will reach its closest point to Earth on Oct. 20, coming within 24 million ...

Preeti Jhangiani opens up about life at 45: ‘I eat everything… have never been able to follow a diet’ Vijay fled scene: Madras High Court slams police inaction against TVK chief over Karur stampede ...

After launching to subscribers willing to fork out hundreds of dollars a month this summer, Perplexity’s agentic AI browser ...

Perplexity's Comet browser is now free as the AI startup fights low-quality content and partners with publishers like CNN and ...