Scientists observed and captured the first clear evidence of auroras on Neptune using the James Webb Space Telescope (JWST), ...

The telescope may operate for 20 years, and it's off to a good start. Let's take a look at the best of Webb so far. Here, in no particular order, are 35 of the best Webb images we've seen to date. 1.

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 ...

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

Mankind has been looking at the stars for millennia, wondering if were alone in the universe. We now have the best proof that ...

The photo at left is an enhanced-color image of Neptune from the Hubble Space Telescope. At the right, that image is combined ...

That exoplanet is 124 light-years away in the Leo constellation. It's described as much larger than Earth but smaller than ...

The initial report was based on observations from the powerful James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts. But the results created a lot of hubbub ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

A new study shows TOI-270 d is a fiery rocky exoplanet, offering fresh insight into the galaxy’s most common planet type.

It would take 120 years to travel to planet K2-18b at the speed of light. Here's how we know what could lie there.