Scientists peering into the very heart of the planet Mars have found a deeply unexpected structure. There, at the innermost ...

Interstellar object 3I/ATLAS nucleus size remains one of the biggest mysteries in astronomy. Scientists are analyzing ...

It's clear that Mars once gushed with water. Today, aerial views of the Red Planet's Jezero crater (shown below) reveal that water once poured into this basin, leaving behind telltale signs of rivers, ...

A satellite orbiting Mars has captured the best-ever images of a gigantic "scar" carved across the Red Planet's surface. The dark ravine, which is accompanied by unusual zebra-like stripes, is likely ...

Scientists have discovered that Mars has an interior structure similar to Earth’s. Results from Nasa’s Insight mission suggest that the red planet has a solid inner core surrounded by a liquid outer ...

The research has drummed up excitement — and attracted some skeptics The research has drummed up excitement — and attracted some skeptics The research has drummed up excitement — and attracted some ...

Determining the size of an Earth-size exoplanet by the amount of starlight it blocks hundreds of light-years away once was the realm of science fiction. Measuring the mass of such a small planet based ...

The long-chain organic molecules decane, undecane, and dodecane. These are the largest organic molecules discovered on Mars to date. They were detected in a drilled rock sample called "Cumberland" ...

Scientists may have pinpointed a massive, oddly shaped volcano taller than Mount Everest on the surface of Mars — and it has been hiding in plain sight for decades, according to new research.Related ...