The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

Objects like 3I/ATLAS could become the "seeds" of giant planets after being captured in the discs of dust and gas surrounding ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything about it that might align with a hypothetical alien spacecraft.

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

The solar system holds extraordinary wonders, from Voyager 1’s historic journey into interstellar space after traveling ...

Three missions aimed at observing space weather are set to launch Sept. 23 from Florida. Here's what to know about NASA's ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object with interstellar origins that has defied ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

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