Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

Methuselah, located 12,400 light years away in the constellation Scorpio, is one of the most ancient exoplanets ever ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star - a ...

In the frozen outskirts of the solar system, a reddish dwarf planet orbits in silence. Known as Sedna, it is so distant that ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own ...

There's a new interstellar object moving through our solar system and it's called 3I/ATLAS, according to NASA.