The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from one of our Milky Way galaxy's most ancient stars, one that formed long before ...

New imagery from NASA shows a celestial outsider known as 3I/ATLAS as it travels through our solar system. The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) observatory discovered ...

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable observations of the interstellar comet 3I/ATLAS, which in July became the ...

A computer-generated picture of 3I/ATLAS. China's Tianwen-1 Mars orbiter has become the first spacecraft to capture and release a close-range image of the interstellar object 3I/Atlas, ahead of NASA ...

Here’s how to keep your 3I on it. With 3I/ATLAS slated to make its Earth tour in two days, amateur photographers and astronomers alike are scrambling to catch sight of the interstellar comet. Our ...