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

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

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

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

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

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

The object was first noticed by NASA's Asteroid Terrestrial-impact Last Alert System (ATLAS), with further observations ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to oblivion ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

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

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

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.