The primary mirror array will be 128 feet (39 meters) across, allowing it to gather more light and greater detail than any ...

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

Most Planets Have No Known Date of First Observation . Before we begin, I want you to imagine a clear night sky you've ...

So in some sense, alien worlds were not first discovered in the 1990s or even the 1980s. It took nearly a century to fully ...

Webb has filled in many gaps left by Voyager 2, the only spacecraft to visit the planet. In 2022, the telescope captured ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Using the James Webb Space Telescope, astronomers have captured direct images of Neptune's elusive auroras for the first time ...

The James Webb Space Telescope (JWST) has directly imaged four planets orbiting the host star HR 8799 about 130 light-years ...

The HWO is, for all intents and purposes, our species' first-ever “telescope designed specifically to search for signs of life on planets orbiting other stars." It will do so by looking at these ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

one which can offer superb views of the other bodies in the solar system. But which one to choose? We've got you covered with our guide to the best telescopes for seeing planets. Now's a great ...

"We have other lines of evidence that hint at these four HR 8799 planets forming using this bottom-up approach," said Laurent Pueyo, an astronomer at the Space Telescope Science Institute who co-led ...