Scientists were surprised to note that 3I/ATLAS brightened much faster than they anticipated during its perihelion last week.

As a joke, she labelled it LGM 1 for “Little Green Men”, but the astronomers working on it did not really believe they had ...

I/ATLAS was recorded by several objects as it made its close pass by the sun this week which resulted in the jarring ...

Astronomer Avi Loeb outlines nine "anomalies" that he says support his hypothesis that interstellar object 3I/ATLAS is an ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth ...

Physicist Avi Loeb sheds light on a recent study which observes the interstellar object glowing brighter than before and ...

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...

Explore NASA’s 2025 comet watchlist, which features the interstellar visitor Comet 3I/ATLAS and 8 others reshaping U.S. space ...

Harvard's Avi Loeb claims 3I/ATLAS could be an 'alien mothership', urging humanity to build a 'space ark'. See why the ...

Professor Avi Loeb of Harvard University has made a bold new claim regarding Earth’s newly acquired quasi-moon 2025 PN 7 ...

I/ATLAS puts the Planetary Defense Network on watch. NASA and ESA say no threat as IAWN drills tracking, while Harvard’s Avi Loeb raises an alien-origin idea.

This is the last of three blog posts associated with this week’s episode of Cosmos: A Spacetime Odyssey, which addresses life in the universe. Read the first and second here. Someday, in the not too ...