Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail ...

See Comet Lemmon shine in the skies over England in a new sunset portrait. Award-winning astrophotographer Josh Dury has ...

Look for the three stars that make up the distinctive formation of Orion's Belt — Alnitak, Alnilam and Mintaka — shining ...

Conditions are near-perfect to spot this celestial visitor, which won't appear again in our night sky for another millennium.

Three meteor showers are active over Michigan skies, with peaks approaching. And a pair of comets are joining the show.

Two comets will be visible in Virginia skies this week. The fireball-rich Orionid meteor shower is peaking at the same time.

C/2025 A6 (Lemmon) is the brightest of the three and was discovered on Jan. 3, 2025 by astronomers using the Mount Lemmon telescope near Tucson, Ariz. Initially, it wasn't expected to become ...

In October, a newly discovered comet will streak so close to Earth that people may be able to make out its heavenly fireworks with the naked eye — a spectacle that won’t happen again for more than a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.