"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure ...

NASA's Mars Reconnaissance Orbiter used its camera to take high-resolution images of interstellar object 3I/ATLAS. We have ...

A long-awaited set of high-resolution NASA photographs may soon clarify whether the interstellar object 3I/ATLAS is a natural visitor or something far more unusual. The release of new images of ...

Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why NASA is using Hubble, Webb, and more to study it.

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolith, hued ...

Astronomers have revealed that the real center of our solar system isn't the sun. Gravity is playing a part in everything. The barycenter is the center.

Astronomers study 3I/Atlas as its tail rapidly expands and a strange cosmic radio signal reaches Earth, sparking new debate ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...