I/ATLAS is the fastest comet ever recorded and its interstellar! NASA's Goddard Space Flight Center explains. Credit: NASA's ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's everything to know about it.

NASA’s Europa Clipper spacecraft has recorded important new observations of the interstellar comet 3I/ATLAS using its ...

Measured on its inbound leg, 37 miles per second, 3I/ATLAS was a member of the Solar System already travelling at a speed ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, as it zoomed through the solar system on Nov. 30. The Wide Field Camera 3 ...

A faint interstellar object detected in July 2025 has quietly reshaped how scientists and security planners view threats from ...

What was once framed as a straightforward hydrogen plume is now eclipsed by evidence of structured motion, symmetry, and ...

NASA has finally pulled back the curtain on a collection of extraordinary images showing an interstellar visitor that has captivated astronomers and conspiracy theorists alike since its discovery this ...

Astronomers analyzing the interstellar object known as 3I/ATLAS say new trajectory and composition data point to an origin ...

If you've been eagerly waiting to see more high-resolution images of a fascinating interstellar comet known as 3I/ATLAS, your wait is almost over. Since then, anticipation has been mounting for ...