The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

"Past climates with surface and shallow-subsurface liquid water are recorded by Mars's sedimentary rocks, including strata in the approximately 4-kilometer-thick [circa 2.5 miles thick] record at Gale ...

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

The team used data from NASA’s Mars Reconnaissance Orbiter to study high-resolution images of the terrain. Specific surface ...

Spotting a possible interstellar object is incredibly rare, and it’s exciting that our UH-operated system caught it,” ...

How frequently does a traveler from another star system sweep through our galactic neighborhood, and astronomers rush to the telescope? Not until recently was the answer: hardly ever. In fewer than ...

“On July 1, the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, ...