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 ...

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 ...

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 ...

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

It’ll be “once in a blue moon” this year, with several chances for stargazing across Michigan, including a rare blue moon, ...

Planets larger than Earth but smaller than Neptune – so called sub-Neptunes – are the most common type of known exoplanet. It ...

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

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...