Astronomers will use the Webb telescope to closely monitor the size and trajectory of an asteroid that has a slim chance of ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

Using the James Webb Space Telescope, astronomers have taken a detailed look at the supermassive black hole at the heart of ...

The James Webb Space Telescope, which is the JWST is the largest and space telescope ever built, is expected to help NASA and ...

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

NASA first discovered “2024 YR4,” the 130-to-300-foot-wide asteroid, in December 2024, and found it only had roughly a 1 ...

The odds of asteroid 2024 YR4 striking Earth have fallen once again, now to 0.28%, NASA announced on Thursday.

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.