On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

NASA's James Webb Space Telescope made its public debut with a series of breathtaking images. Among them was an ethereal ...

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

"I had been waiting my entire career for Webb so that we could meaningfully characterize the atmospheres of these smaller ...

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

Galaxies speckle the heavens like stars in a stunning new photo of the deep and distant universe.

Sagittarius C, a turbulent region near the Milky Way’s center, is glowing with hot plasma and threaded by magnetic fields, ...

Using NASA's James Webb Space Telescope, astronomers uncovered a mysterious feature within the remnant, nicknamed the "Green ...

These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.