A rare visitor from deep space has swept through the inner solar system, offering astronomers a fleeting look at material ...

The Artemis II mission, which could launch as early as February, is expected to send four astronauts on a trip to the moon, ...

Xi Zhang, a professor of Earth and planetary science at UC Santa Cruz, has discovered that an exoplanet classed as a ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

A look at the most-read space stories of 2025, covering satellite activity, space missions, scientific discoveries, and natural events observed from Earth ...

Scientists have discovered that our entire solar system is racing through the Milky Way far faster than current models ...

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

That’s according to a re-examination of data captured by NASA’s Cassini spacecraft, which flew by Titan dozens of times ...

Scientists are digging into the hidden makeup of carbon-rich asteroids to see whether they could one day fuel space ...

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