Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

A stunning compilation of views of Earth from the Tiangong space station. Credit: Space.com | footage courtesy: China Central ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

New images from the European Space Agency’s Biomass mission show how the satellite uses advanced radar to map flows of carbon through our planet’s most precious and remote ecosystems ...

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

Less research on environmental risks means we will be forced to operate with an incomplete understanding of those risks.

In an unprecedented discovery, astronomers have detected a rare exoplanet located at the very edge of the Milky Way galaxy, ...

En route to the asteroid system Didymos, Hera will reach its closest point to Mars on March 12. It will use the gravitational pull of the Red Planet to create a slingshot effect, accelerating the ...