Space used to be a mostly quiet backdrop for rockets and research. Now it is crowded with thousands of internet satellites ...

"Hubble has given us a front row seat to the chaotic processes that are shaping disks as they build new planets — processes ...

We close out the list with a third Rebecca Yarros novel, the latest installment in the "Empyrean" series that were the third and fourth most-read books this year. After 18 months of college, Violet ...

Early in the story of the universe, long before galaxies like the Milky Way were expected to take shape, astronomers have now ...

Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.

Technical terms used in the Bible’s description point to a real astronomical event that could explore the origin of the star ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

Astronomers analyzing data from an array of telescopes — including the W. M. Keck Observatory atop Mauna Kea on the Big ...

One of Ireland’s oldest astronomical institutions is continuing its centuries-old tradition of observing the winter solstice.

The distance feat comes as the Mars Perseverance rover reaches another milestone. After nearly five years of roaming the Red Planet, it’s now traveled almost 25 miles. With the help of autonomous ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

Astronomers have repeatedly observed events near a distant star that mirror processes from the early solar system’s ...