Even ordinary telescopes have a way of acting less ordinary when there comes a comet that will never be seen again. The ...

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

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The interstellar visitor may still have a few things to tell us before it leaves our solar system.

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...

I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star.

Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope Project featuring live views of the enigmatic visitor as it continues its ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since its July discovery and confirmed it is a comet, despite online speculation ...

Scientists report the first confirmed detection of thiepine, a complex sulfur-bearing molecule, in an interstellar cloud near the Milky Way’s center.

However, the Italy-based The Virtual Telescope Project will give one last live peek at the exocomet as it cruises toward the Jovian moon Eupheme and eventually leaves the solar system. The live event ...