Oct. 28, 2026 NASA’s Artemis I mission has revealed that cosmic radiation near the Moon is higher than in Earth orbit, but not by as much as scientists might expect. Tiny experimental detectors also ...

When we think of extraterrestrial intelligence that might be out there among the stars, we tend to think of creatures not too unlike us, though maybe with gray skin, probably bald and with big black ...

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In 2016, a binary star system emitting unusually strong gamma rays was discovered in our galactic neighborhood. Now, astronomers have found the smoking gun, or rather, a smoking trail of cool ...

There is no public parking facility for Smithsonian museums on the National Mall. A limited number of city-operated metered parking spaces are available, including several accessible parking spaces.

Watch the International Space Station cross the map live, with the spacecraft docked to it. Our coverage gathered by program, from Starship and Artemis to crew flights, with the latest report up top.

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Your home for critical insights and analysis on technological advancements, program development and emerging trends propelling the global aerospace & defense industry forward. Find out what’s next ...

Confined inside a research station 22 feet (7 meters) underwater, Analog Astronaut Commander Dr. Musilova and her crew performed research and maintenance activities like future astronauts on Mars.

On October 30, 1964, NASA's Lunar Landing Research Vehicle, or LLRV, took to the skies for the first time. Here's why it mattered. On Oct. 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra ...

Space physics is the study of the natural phenomenon that occur in our solar system. Specifically, the sun, the particles and radiation it creates and how these affect the planets. This includes the ...