There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.

What happens when a solar superstorm hits Mars? Thanks to the European Space Agency's Mars orbiters, we now know: glitching ...

This stunning satellite image of Ouarzazate, Morocco, was taken by Europe's Copernicus Sentinel-2 mission.

Electrons in solar materials can be launched across molecules almost as fast as nature allows, thanks to tiny atomic vibrations acting like a “molecular catapult.” In experiments lasting just 18 ...

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency, ...

Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice and rock. For years, scientists wondered how these delicate two-lobed shapes ...

NASA shared some new infrared images of the 3I/ATLAS interstellar comet this week, showing the visitor brightening up in a dramatic outburst while exiting a solar system. The images were taken by the ...

It might not look like much, but a star system shouldn’t look like this (Picture: European Space Agency) Scientists have discovered something that they previously thought wasn’t possible – an ‘inside ...

The infrared space telescope also detected water vapor, carbon dioxide and organic compounds streaming from the departing comet two months after it made its closest approach to the sun. When you ...