Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system. Despite some suggestions that it could be an alien spacecraft, observations from some ...

A small, icy visitor from beyond the solar system is giving scientists an unusually close look at the chemistry that may help planets come alive. As the interstellar comet 3I/ATLAS sweeps past the Sun ...

The past year delivered unprecedented discoveries in space. Astronomers uncovered clues about Mars, interstellar comets, exoplanets, and dark energy, captivating scientists and enthusiasts worldwide.

Interstellar visitor fires off a massive jet toward the Sun — and it looks incredible A cosmic tourist just dropped by our solar system, and it’s putting on quite the show. Astronomers are dazzled ...

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The universe just sent us a problem. It's a fast-moving, utterly bizarre object from outside our solar system, and it has baffled researchers by dramatically changing its colour as it hurtles towards ...

I do so love an ostentatious comet. As I wrote in a recent “The Universe” column, when these dusty ice balls are billions of kilometers from the sun, they’re frozen solid. But as they near our star on ...

Dark comets may play a critical role in Earth’s history. Some researchers theorize that these objects could have delivered water and organic materials essential for life during the planet's early ...