As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the Orion spacecraft’s heat shield.

As plans for Moon bases gather pace across the globe, battery science may decide whether humans can live beyond Earth.

Elon Musk makes first Davos appearance, joins Larry on stage and jokes about aliens, peace deals, and pension funds.

M87* and Sag A*. The fact that we can capture such images is remarkable, but they might be the only black holes we can ...

Floridians may now be able to spot the towering Space Launch System rocket, which will propel four astronauts on a journey ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...

Scientists found that microgravity fundamentally slows the infection cycle, pushing phages to become hyper-efficient at binding to hosts.

From moon hotels and billionaire space tourism to SETI’s 21-year search for alien technosignatures, and a censored UFO ...

"Understanding how spaceflight impacts the human brain is crucial as space exploration and tourism expand," a ...

NASA's Europa Clipper spacecraft has captured ultraviolet images of interstellar comet 3I/ATLAS, revealing hidden chemical signatures that could transform our understanding of ancient cosmic materials ...

2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the difference, showing that Mars clocks tick slightly faster—and fluctuate over the ...