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

Scientists believe that many more such objects regularly pass by the Earth, with a number of them flying relatively near to ...

Update: NASA has confirmed the object is an interstellar comet and says it has been officially named 3I/ATLAS.

Astronomers have spotted what they think might be an "interstellar object" hurtling through the solar system — and it's ...

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...

The European Space Agency (ESA) said it is monitoring an unidentified object alongside Russia identified only as A11pl3Z as it hurtles at astonishing speed from outside the Milky Way ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

Instead, based on the budget process to date and statements from the White House, they view the memos as an effort by the ...