Could a vagabond giant from the outermost regions of interstellar space be poised on the cusp of sweeping by our cosmic doorstep? Astronomers say yes and they have the data to support it. Using the ...

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

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

There’s something intriguing about the unknown, especially when it’s hurtling towards our solar system. Astronomers and ...

If we’ll ever find life outside our solar system, it will not be an instant discovery. Save for the slim possibility of an intelligent civilization beaming a message in our direction, evidence for ...

In our solar system, there is a rare celestial alignment that occurs only once every 176 years, during which four giant ...

It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

Ever since a mysterious interstellar object, dubbed 3I/ATLAS, was first spotted screaming into our solar system, famed ...

Astronomers have directly spotted a rare young planet, WISPIT 2b, still forming within the gap of a dusty ringed disk around ...

New research using NASA's powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere.

NASA's Voyager 1 launched 48 years ago in September 1977 on a decades-spanning journey to study the cosmos and search for ...

"The results provide a rare, detailed look at how planet-forming chemistry operates in the extreme environments around brown ...