As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

NASA has been monitoring a never-before-seen planet in its solar system, which is eight times the size of Earth. The ...

Through the lens of the Hubble and James Webb Space Telescopes, scientists are zeroing in on the Hubble Constant, a vital ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

Far beyond Neptune, a swirling ring of icy rocks may ... This is part of a larger James Webb Space Telescope (JWST) initiative delving into our solar system’s mysteries. Ana Carolina de Souza ...

Details not seen in more than three decades are apparent in the Webb imagery The recently launched super space telescope James Webb has returned spectacular new imagery of Neptune. The observatory ...

The James Webb Space Telescope captured photos of one of the earliest supernovas ever seen using infrared technology, and creating a time lapse of the phenomena.

On this date, President John F. Kennedy provides NASA with its strongest advocate for large space telescopes, James Webb ...

An unresolved controversy in cosmology is the so-called "Hubble tension ... into the mysterious sub-Neptune class of exoplanets. So what's next for the James Webb Space Telescope?

Why it's so special: This iconic montage features images of Jupiter, Saturn, Uranus and Neptune captured between ... and there's still 99% to go —James Webb telescope discovers 'inside out ...

Space photo of the week: Hubble captures a cosmic snow angel created by a bright, young star —Space photo of the week: James Webb and Chandra spot a cosmic 'Christmas Wreath' sparkling in the ...