Like Earth, Mars is surrounded by an ionosphere—the part of its upper atmosphere where radiation from the sun knocks ...

On November 13, 2020, a pair of European Space Agency spacecraft—Mars Express and the ExoMars Trace Gas Orbiter—set out to gain a deeper understanding of the Martian ionosphere. Utilizing an advanced ...

When June’s full moon rises Tuesday night, it will be at its lowest spot in a 37-year span, and it won't drop this low again ...

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

From a James City County soccer field, Van Ruckman observed a distant asteroid and its moon, a feat that electrified the ...

From a James City County soccer field, Van Ruckman observed a distant asteroid and its moon, a feat that electrified the ...

What to expect from the world of space and astronomy in 2025? Let's explore the unmissable astronomy moments this year!

Scientists had hypothesized before the rover arrived that the peculiar ridges formed with the last trickles of water in the ...

For years, scientists have puzzled over how Mars lost the thick atmosphere it once had. That atmosphere was essential for liquid water to exist on the planet’s surface, billions of years ago.

To truly understand how Mars’ atmosphere has changed over the years, researchers took a closer look at nine years’ worth of data. NASA’s Curiosity rover taking a selfie on Mars.