The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Trump wants to abolish quarterly earnings reports. Here's why. Woman recalls '90s childhood vacations—has sudden realization: ...

Harvard astronomer Avi Loeb argued interstellar object 3I/ATLAS "could either visit us or release some mini-probes that ...

Astronomers worldwide are tracking 3I/ATLAS, the third confirmed interstellar object, currently traversing our solar system.

The Interstellar Mapping and Acceleration Probe (IMAP) is being launched later this month to study the outer reaches of the ...

This unexpected color raises new questions about the alien chemistry of comets from beyond our solar system. On Sept. 7 2025, ...

Discover Our Solar System Through Detailed 3D Models Forget dusty textbooks and flat diagrams. We’re talking about ...

We like to think that our solar system is eternal, but one day, its very epicenter will die. Our Sun, like all stars, had a ...

Andrews’s article notes that the cause of the observed acceleration of some items passing through our solar system is unclear ...