New JWST observations of the Phoenix Cluster of galaxies support a theory about star formation that other clusters challenge.

NASA's James Webb Space Telescope has spotted a tiny moon orbiting Uranus, expanding the number of the planet's known ...

The moon - which is yet to be named - was discovered using the James Webb Space Telescope, and is believed to be around six ...

Scientists have discovered a new, elusive moon around Uranus, making it the 29th natural satellite known to orbit the ice ...

Astronomers are living in a golden age of bigger and better telescopes. But even our most advanced technology pales in comparison to the power of nat ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble ...

A team led by scientists at the Southwest Research Institute (SwRI) in Colorado made 10 different 40-minute exposures of ...

This new moon is the 14th of Uranus's small moons, which include Miranda, Ariel, Umbriel, Titania, and Oberon. Ultimately, ...

In a new study published in The Astrophysical Journal Letters, astronomers reexamined the size and brightness of Earendel, ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at ...

A team of astronomers led by UT’s Cosmic Frontiers Center found the black hole in the CAPERS-LRD-z9 galaxy with data from the ...

The potential exoplanet was detected using JWST’s Mid-Infrared Instrument (MIRI) at a wavelength of 15 microns, part of the ...