A photograph of a huge plasma arc next to the Andromeda Galaxy, the closest large spiral galaxy to the Milky Way, has won the 2023 Astronomy Photographer of the Year competition for a team of amateur ...

(CNN) — A glowing supernova remnant, a nebula shaped like a cat’s paw and the iconic “Pillars of Creation” are just a few of the celestial objects that shine in 25 never-before-seen images captured by ...

(CNN) — An accidental discovery might change how we think about one of the most mysterious structures in our solar system. The Oort Cloud, a large expanse of icy bodies revolving around the sun at a ...

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(CNN) — The highly anticipated total solar eclipse is fast-approaching, but a new wrinkle has appeared in the forecast for Monday’s event. Severe thunderstorms are possible in parts of the Southern ...

(CNN) — Two powerful NASA telescopes have detected the oldest and most distant black hole ever found. Data captured via energetic X-rays by the Chandra X-ray Observatory and James Webb Space Telescope ...

(CNN) — If you’re planning to see the epic total solar eclipse that will dance across the skies of North America on Monday, you should aim to travel as close to the center of the celestial spectacle’s ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. While Danish ...

(CNN) — Over large swaths of the Americas this month and next April, too, all eyes will be on the skies during two spectacular events. Between the “ring of fire” annular eclipse coming up on October ...