Astronomers don’t yet know; based on its behavior and estimated size, it lies on the borderline where either outcome is possible. As comet discoverer David Levy once famously quipped, “Comets are like ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Are you struggling to find the comets in the evening sky?

Halloween is upon us and the 2025 spooky season is abuzz with talk of three cosmic visitors — Comet Lemmon, Comet SWAN and the interstellar traveler 3I ATLAS — said to be haunting the night sky. But ...

Add Yahoo as a preferred source to see more of our stories on Google. Sky This Week is brought to you in part by Celestron. Mercury reaches greatest western elongation at 7 P.M. EDT this evening, ...

NEW YORK(AP) — Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what's ...

During the past few years, we have witnessed a bumper crop of bright naked-eye comets, beckoning us to set up a camera and record their beauty to share with friends and family. However, the next great ...

Last Quarter Moon occurs today at 12:52 A.M. EDT. A few hours after sunset, Hercules the Strongman is rising above the eastern horizon. As this constellation returns to the evening sky, it carries ...

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 ...