Comet 10P/Tempel 2 is now visible in the south as soon as it gets dark from anywhere in the Northern Hemisphere, but only ...

Looking for a sky event this week? Check out our full Sky This Week column. July 17: The Moon skims south of Venus Comet ...

Now is your chance to see a comet that takes more than five years to return to Earth's cosmic neighborhood. Here's what to know about Comet 10P/Tempel 2.

Scientists began suspecting the object when they saw unanticipated changes in its orbit.

During last year’s brief visit from the comet 3I/ATLAS, astronomers got an extremely rare glimpse into the cosmos beyond our ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and is unlike anything ever before seen in our cosmic backyard, ...

Near-Earth object 1998 SH2 had to be reclassified as a dark comet and not an asteroid. It failed to show up in observations, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A brightening comet is becoming easier to see before sunrise ...

The discovery of a ‘dark comet’ lurking near Earth could open the door to finding more of these mysterious objects 1. Dark comets are celestial bodies that appear to be asteroids — but on closer look, ...