ALMA picks up signals from big dust grains, about the size of sand grains, showing that they are concentrated in a thin, ...

Indian-origin NASA astronaut Sunita Williams is currently aboard the International Space Station (ISS), where she has been ...

It's certain that recently discovered asteroid 2024 YR4 will swing close to Earth in 2032. The chances of an impact remain low — but with relatively limited observations so far, the odds are in flux.

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

Feb. 4, 2025 — NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine star-filled rings after an 'arrow' -- a far smaller blue ...

Spotting one or two of the planets in our solar system is well worth a good skywatch, but seeing (almost) all of them in a ...