(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 ...

(CNN) — Astronomers are expecting a “new star” to appear in the night sky anytime between now and September, and it promises to be a once-in-a-lifetime celestial sight, according to NASA. The expected ...

(CNN) — Excited eclipse watchers, watch out: Weather could complicate attempts to see the epic astronomical phenomenon in parts of the South and interior Northeast. Clouds and storms could hinder the ...

(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 ...

Tryptophan, the amino acid often linked to post-turkey-dinner drowsiness, has been discovered on the asteroid Bennu, ...