From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Bruno took the reigns as ULA president and CEO in August 2014, overseeing the company, a collaboration between Lockheed ...

Given the mounting number of objects in orbit, this is likely to be a more regular occurrence. It's costly in terms of damage ...

On this list, you'll find some weird incidents on Earth, a bit of Russian space drama and, of course, that little ...

Spike your eggnog and relax with our list of the finest flicks of the year about invasive AI, soaring superheroes, and ...

It marks the first time newly commissioned Space Force Guardians have graduated Officer Training School (OTS) wearing this ...

Slipgate Ironworks surprised us in 2025 with Tempest Rising, an excellent sci-fi real-time strategy game. At first glance, it ...

The past water year, October 2024 through September 2025, brought the highest Arctic air temperatures since records began 125 ...

In theory, leaner NASA oversight, greater use of off‑the‑shelf hardware and narrower science goals can cut costs while ...

So, to create a must-read story list for you, we asked our staff to select their favorite pieces of 2025. Alas, while you're ...

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly ...