The big picture: When the Artemis crew set off for the Moon last week, many observers likely anticipated the eventual transmission of new, high-resolution images of the natural satellite's far side.

Far beyond the reach of any spacecraft, a distant world glows with heat so intense that rock itself turns to vapor. In that ...

A technique that improves the performance and stability of next-generation solar cells—without adding any chemicals or coatings—has been demonstrated by researchers from Korea University and the ...

On August 19, 2022, solar astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui ...

Representative organic matter is marked in microscopic images of lunar soil samples brought back by Chang'e 6 (top) and Chang ...

On Tuesday, NASA invited the press to look at the fully assembled Nancy Grace Roman Space Telescope, which is now ready to ...

A new metallic compound beats copper in heat conducting, defects in a material boost light efficiency, and dark energy may be ...

A giant planet in the HR 8799 system orbits six times faster than its neighbor, reigniting the mystery surrounding its origin ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

Scientists confirmed that an exoplanet mirrors its star’s chemical makeup, validating a core assumption about how planets ...

When interstellar comet 3I/ATLAS was first examined in detail last summer, its gas cloud was swimming in carbon dioxide, ...