Astronomers watched a distant star dim for months and found a metal-rich cloud that may be the aftermath of a massive ...

A star like our Sun lost a large part of its brightness for nearly nine months. This unusual behavior immediately caught the attention of researchers, because stars similar to our Sun do not dim.

A distant Sun-like star suddenly went dark for months, stunning astronomers who quickly realized something massive was ...

Astronomers detect a massive metal-rich cloud orbiting an unseen companion of star J0705+0612. Observations reveal its size, composition, and possible origin from a planetary collision.

Could a passing star be on a collision course with our solar system and, eventually, Earth? It’s difficult to know if such an outcome is likely. Recently, researchers have found the Milky Way likely ...