Mars orbiters have given astronomers an unexpected new vantage point on 3I/ATLAS, sharply tightening estimates of the interstellar visitor’s trajectory through the inner solar system. By combining ...

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked to predict its trajectory. ESA has now improved the comet's predicted ...

NASA has unveiled a new way for the public to follow interstellar comet 3I/ATLAS as it moves through the solar system, integrating the object into its interactive Eyes on the Solar System app. The ...

Does 3I/ATLAS have interstellar headlights? Harvard scientist Avi Loeb speculated that NASA’s recently released photos of 3I/ATLAS could potentially point to its artificial origins — and even wondered ...

The interstellar object known as 3I/ATLAS just flew past Mars, and China's Tianwen-1 mission managed to snap some pics with its high-resolution camera. According to the China National Space Agency ...

The interstellar comet 3I/ATLAS is set to make its closest approach to Earth in December. 3I/ATLAS is the third-ever discovered object confirmed to have originated from outside our solar system. While ...

Comet 3I/ATLAS was expected to come within 130 million miles of the sun on Oct. 30. For the time being, 3I/ATLAS will remain on the opposite side of the sun from Earth, making it impossible to observe ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – in July and on Nov. 30, 2025. An ESA orbiter bound for Jupiter also observed the interstellar comet 3I/ATLAS. How big is 3I/ATLAS ...

This diagram provided by NASA/JPL-Caltech shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. Our solar system has a new visitor. This celestial traveller, ...

The comet is the 3rd interstellar object ever detected and got its name from the ATLAS telescope that discovered it. NASA officials have rejected conspiracy theories that the object could be an alien ...