Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear together shortly after sunset on Feb. 28 — but is this the "planet parade" we've been waiting for?

A rare astronomical event will display six planets in alignment, visible after sunset, giving skywatchers a spectacular ...

The other two known interstellar comets did not offer such an opportunity.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. For five consecutive mornings, beginning on Aug. 17, early ...

Harvard astrophysicist Avi Loeb explains why Jan. 22’s rare “full moon phase” alignment was so significant for 3I/ATLAS.

The night sky is about to reveal a secret that has been drifting through the cold vacuum of space for nearly the entire history of the universe. On Jan. 22, 2026, a cosmic coincidence will place Earth ...

3I/ATLAS will enter a rare opposition phase, aligning on the axial path of Earth and Sun on Jan 22 (EST) or Jan 23 at 5 am ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since April 2024 Look up throughout the year to catch a wide array of astronomical ...