A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing ...

This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

Our guide to the best smart telescopes that will help you observe and capture images of the cosmos with just a tap of your ...

Follow-up research on a 2023 image of the Sagittarius C stellar nursery in the heart of our Milky Way galaxy, captured by ...

This galaxy's central black hole appears to be a "messy eater" as its interstellar scraps are strewn into space.

Just about everyone has heard of NASA’s Hubble Space Telescope — not too surprising considering that it has been with us for ...

NASA has put its recently launched SPHEREx space telescope into operation. The scientific mission is due to begin at the end ...

YR4, first discovered in December 2024, triggered a first-ever notification from the International Asteroid Warning Network ...

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

In February, stargazers everywhere got to see a seven-planet alignment - called a "planetary parade." It'll be a while before ...