New data about the DART spacecraft’s effects adds evidence that Earth could be defended from future deadly asteroids by ...

New observations from the James Webb Space Telescope confirm asteroid 2024 YR4 will not strike the Moon in 2032. NASA scientists refined the object’s orbit using infrared data, showing it will pass ...

Scientists using NASA’s James Webb Space Telescope have ruled out the possibility that asteroid 2024 YR4 could collide with the Moon in 2032. New observations have helped researchers refine the space ...

See composite views of the Cartwheel Galaxy captured by the James Webb Space Telescope. The galaxy is 500 million light years ...

Astronomers have spotted a galaxy so faint, it’s almost invisible — a discovery that could help illuminate one of the most ...

Astronomers using the James Webb Space Telescope have spotted the most distant “jellyfish galaxy” ever seen — a cosmic oddity streaming long, tentacle-like trails of gas and newborn stars as it speeds ...

Astronomers used Webb to find the star behind supernova 2025pht, revealing how thick dust can hide massive red supergiants.

Last year, our most detailed map of the universe yet suggested our understanding of dark energy has been wrong for decades. The shock result is reigniting the search for a better cosmic story ...

March 2, 2026 - WASHINGTON — The U.S. Postal Service has released new Priority Mail and Priority Mail Express stamps featuring breathtaking images captured by the National Aeronautics and Space ...

Astronomers use telescopes to look back in time and observe stars and galaxies as they were millions and billions of years ...

There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

A closer look at the Lambda Cold Dark Matter model, its core components, supporting evidence, and why new observations are ...