The internet has been abuzz with the possibility of sky watchers seeing a “smiley face” in the eastern sky above the horizon on Friday morning before dawn. Just so you know, some of the graphics used ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system. The European Southern Observatory (ESO) has captured the clearest ...

Eastern Arizona College Discovery Park staff brought the wonders of the solar system to Fort Thomas Elementary School during ...

A rare visitor from another star system has been spotted. It's the interstellar comet 3I/ATLAS, and it was detected on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System, or ATLAS ...

A newly captured image has provided an unprecedented view of the third interstellar object to pass through our solar system, sparking excitement in the astronomical community. The object, identified ...

The comet is only the third interstellar object ever detected from a solar system outside our own. Astronomers unveiled a striking new view of the interstellar visitor 3I/ATLAS on its journey toward ...

Big questions about 3I/ATLAS remain, some of which may be impossible to answer — including where exactly it came from Big questions about 3I/ATLAS remain, some of which may be impossible to answer — ...