Sub-Neptunes are the most common type of planet in our galaxy. Bigger than Earth but smaller than Neptune, these worlds ...

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

Mimicking the chemistry of outer space to explain how planets form The laws of chemistry get pushed to the limits in Jenny Bergner’s astrochemistry lab at the University of California, Berkeley, where ...

On August 12, 2026, lucky viewers in and around Greenland, Iceland and Spain—weather allowing—will be able to see one of ...

Snapchat Planets turns your friendship ranking into a tiny social solar system, where being Mercury is elite and Neptune might sting a little.The Latest Tech News, Delivered to Your Inbox ...

WASHINGTON — Six planets are linking up in the sky Saturday, and most will be visible to the naked eye. It's what's known as a planetary parade, which happens when multiple planets appear to line up ...

The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each planet differs dramatically in scale. To truly understand these differences, ...

Planet Labs advances its Agile Aerospace strategy with the Pelican-11 launch, aiming for capital-efficient satellite ...

Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary sun-like star suddenly began flickering wildly, puzzling scientists until they ...

TESS uses the transit method. When a planet passes in front of its stars, it dims the starlight by a small fraction. If this dimming repeats at regular intervals, you have a likel ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...