Created by the solar wind — a stream of charged particles constantly pouring out from the sun — the heliosphere acts as a ...

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

The social media embargo for Project Hail Mary has just lifted, and the first reactions from critics heap plenty of praise on ...

Known as the R-36Orb inside the military, the weapon was designed by Soviet military to bypass American defenses.

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to scientists. Researchers say Comet 3I/ATLAS, suggested to be a hostile alien ...

The final trailer and poster for Project Hail Mary has been released. Project Hail Mary is a new sci-fi adventure movie that will be released in United States theaters next month. Directed by Phil ...

The glass-and-steel structure of the new northside entry was inspired by Leonardo da Vinci’s designs for flying machines. Patrick Leonini, Smithsonian's National Air and Space Museum. The ...

In today’s complex financial environment, governments need to juggle any number of security threats while keeping the global markets functioning smoothly. From AI attacks to widespread civil war, ...

Robert Rauschenberg’s aviation-inspired works will headline new Smithsonian exhibition. The show will debut as part of the National Air and Space Museum’s newly renovated Flight and Arts Center. The ...

When Rauschenberg created Sky Garden (Stoned Moon) in 1969, it was the largest ever hand-pulled lithograph. Nearly 7.5 feet (2.3 meters) tall, it marks the launch of Apollo 11 and its impact. The ...