Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Ontario’s night skies are set to brighten next month, with a full moon and a rare planetary parade both expected in February.

Scientists are using powerful telescopes to study exoplanet atmospheres for signs of life. New missions could soon reveal ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

NASA outlines a full 2026 astronomy calendar featuring eclipses, planetary alignments, meteor showers, supermoons, and seasonal milestones visible from different parts of Earth.

From Mercury to Neptune, observers in the United States will get to see this historic planet parade known as a large ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which launched on Dec. 25, 2021, this anniversary marks an important transition.

Sky This Week is brought to you in part by Celestron. Friday 9Cygnus may be sinking toward the horizon a few hours after ...