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

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

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Figuring out the ages of stars is fundamental to understanding many areas of astronomy—yet, it remains a challenge since ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Astronomers uncover how massive stars form by tracking interstellar ammonia. Using the U.S. National Science Foundation ...

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 ...

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