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The image shows a bright comet appearing to twist together with the glowing trail of a meteor, a moment described as a coincidence of cosmic scale. Gianluca Masi, an astronomer and founder of the ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...

The green comets visible in the night sky are now at their minimum distance from Earth, so they should be at their brightest in the night sky. Comet Lemmon (also called C/2025 A6) and Comet SWAN ...

The comet broke into pieces after making a close approach around the sun in October 2025.

A new comet was recently discovered that will be making an extremely close flyby of the Sun, which if it survives could make it visible during the day.

(CNN) — Two newly discovered comets are streaking across the sky in a spectacular display as they make their closest approaches to Earth this month. Comets are made of ice, frozen gases and rock, and ...

With Halloween decorations, such as Home Depot's 10-foot skeletons, becoming as popular as Christmas decorations, October is a great time to see all kinds of spooky and cool light shows in your ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. You’ve likely already heard about two comets visible from ...