A mysterious cloud above a Canadian town sparked UFO claims online, though its unusual shape also resembled a natural ...

A photograph captured over Canmore, Alberta, on 2 August by Chary Woods appears to show a saucer-shaped cloud formation, ...

These noctilucent clouds, reflecting light from the sun after sunset, have been visible in Martian skies for the past four fall seasons. Credit: NASA / JPL-Caltech / MSSS A rover got a new view of ...

When astronomers observe distant exoplanets, they sometimes encounter a frustrating result: instead of revealing the chemical fingerprints of an atmosphere, the data appear almost completely flat.

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Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Artistic representation of WASP-94A b, a gas giant in the ...

The James Webb Space Telescope is transforming our understanding of exoplanets—but what happens when clouds get in the way? Astronomers have developed a new method for detecting clouds and hazes in ...