Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

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 ...

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

A new interstellar object has been spotted careening into the solar system at an extremely unusual, hyperbolic trajectory. If ...

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

Astronomers have used the Atacama Large Millimeter/submillimeter Array (ALMA) to peer into the early universe and uncover the building blocks of galaxies during their formative years. The CRISTAL ...