Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

The political news these days is enough to make some Chicagoans wish they were a million miles away. But consider this: Even ...

A new survey of distant galaxies undertaken by the James Webb Space Telescope (JWST) is revealing new secrets of the "cosmic noon"—when galaxies in the young universe underwent something of an awkward ...

The exoplanet K2-18b is generating headlines because researchers announced what could be evidence of life on the planet. The ...

Using the James Webb Space Telescope, researchers said they were able to detect signs of sulfur-based molecules called dimethyl sulfide or DMS, which on Earth are only produced by life, primarily ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

"Any claim of life on another planet requires a lot of justification, and I don't think we're there yet, Måns Holmberg, a ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had ...

Space science at NASA is on the chopping block.

Scientists spent four years challenging an out-of-the-box theory that ammonia and water form slushy hailstones on the gaseous planet. Looks like it’s true.

K2-18b is a little over 120 light-years from Earth — on a galactic scale, this world is practically in our backyard.