A strange double flash in a distant galaxy may be the first glimpse of a “superkilonova,” a cosmic one‑two punch that fuses ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars explode. Astronomers have obtained images of two stellar explosions, called ...

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

Former U.S. trade officials said they expect the Trump administration to make a big push in 2026 to knock down foreign digital trade barriers and discriminatory policies.

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 ...

Sky watchers may be tempted out this weekend, when an underappreciated meteor shower will coincide with a new moon and the ...

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 ...

The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented ...