When interstellar comet 3I/ATLAS swept through the inner solar system in early 2026, four spacecraft turned to watch. What ...

Just days ago, NASA dropped a batch of new images of a comet from an entirely different solar system that has for months been a source of public fascination and speculation. The object, named 3I/ATLAS ...

The most sensational story of the year for astronomers has been the discovery of the comet 3I/ATLAS, which was first observed on July 1, 2025 by NASA's Asteroid Terrestrial-impact Last Alert System ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system. But it may not be around much longer. The otherworldly visitor to ...

Somewhere in the galaxy, in a place colder than anything our solar system has ever produced, a ball of ice took shape.

The comet 3I/ATLAS is taking a long holiday journey this year. It’s visiting from another solar system altogether. Those interstellar origins... What to know about the 3I/ATLAS comet and why people ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

A bold hypothesis is now gripping the astronomy world: Harvard theoretical physicist Avi Loeb claims that the interstellar visitor 3I/ATLAS shows 'no tail'—and suggests it could be 'something else' ...

3I/ATLAS, an interstellar object identified by NASA as a comet, will swing by Earth in its closest approach this week. Scientists have been tracking the comet’s grand tour of our solar system since it ...

The comet 3I/ATLAS is taking a long holiday journey this year. It's visiting from another solar system altogether. It's the third interstellar object recorded passing through our solar system.