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.

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, ...

Discover the importance of rainforests, Earth's life-support system, and how you can help protect them for a sustainable ...

Sometimes the best stargazing happens on ordinary nights. Late June 2025 showcases consistent cosmic rhythms: Venus is ...

Mars and the star Regulus delighted stargazers last week when they were seen side-by-side in almost the same brightness but ...

One lucky inhabitant, NASA astronaut Anne McClain, has just shared a breathtaking video (below) showing an aurora burst into life as the space station orbited Earth.

If this image indeed shows the aftermath of a planet, it could explain a mysterious X-ray signal that astronomers have detected from the nebula for more than four decades.