Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

In the vast calm of the solar system, planetary orbits often appear orderly, stable, and insulated from the broader mechanics ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

The core of the Red Planet may be filled with sulfur. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. New experiments have shown that the core of ...

NASA’s Perseverance rover has made a significant discovery on Mars: a meteorite, which could provide vital clues about the ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars. When you purchase through links on our site, we may earn an affiliate commission.

A new design for a nuclear-powered rocket could be the key to making the solar system more accessible. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

"Marsquake" data collected by NASA's InSight lander have revealed dozens of mysterious blobs within the Red Planet's mantle. The structures may have been left by powerful impacts up to 4.5 billion ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade". Throughout much of January and February, Venus, Mars, Jupiter, Saturn, ...