Scientists across the world, including some in Arizona, are keeping an eye on an asteroid that has a very slim chance of ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

The Vatican's Arizona location dates back to 1980, when the Vatican partnered with the University of Arizona to study the ...

A telescope under the sea has spotted the most energetic ghost particle yet - Scientists think it came from outside the Milky ...

Astronomers sifting through data from the Murchison Widefield Array, a radio telescope in Western Australia, found themselves ...

An unexpected television signal traced to an airplane led to a new method for pinpointing unwanted radio signals, as growing ...

NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's deployable aperture cover—a ...

Undersea detectors anchored deep in the Mediterranean Sea found an ultra-high-energy neutrino, a particle that opens a new window onto the cosmos.

NEW YORK (AP) — A neutrino detector submerged in the Mediterranean Sea has sniffed out the most energetic ghost particle yet, ...

SETI scientists try to determine whether aliens at a similar technology level to humans could detect Earth and from how far ...

The US National Radio Astronomy Observatory (NRAO) and the state of Bavaria will build a radio telescope on top of Germany’s highest mountain.