Astronomers using the James Webb Space Telescope (JWST) have unveiled a new planet in the enigmatic Kepler-51 system, a ...
Using the James Webb Space Telescope, astronomers have discovered a fourth planet in Kepler-51, a sweet system of cotton ...
Astronomers say they are close to solving an intergalactic mystery about the creation of the universe's biggest galaxies ...
By combining JWST and Hubble data, an unprecedented high-resolution photo of Vega shows an extremely smooth and rare disk.
"Maybe we didn't understand the universe as well as we thought," said astrophysicist Justus Gibson of CU Boulder.
An unusual planetary system with three known ultra-low density "super-puff" planets has at least one more planet, according ...
The Epoch of Reionization — the universe’s last major transition — may have happened earlier than previously thought.
After over 20 years of planning and delays, the most powerful telescope of all time officially went into operation. Now, one ...