Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

The James Webb Space Telescope detected an atmosphere rich with carbon and helium, which is unexpected on this hot planet ...

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations.

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever ...

Dozens of energy developers, experts and politicians say there were some highs amid a lot of lows in a roller coaster year for clean energy as President Donald Trump worked ...

Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

NASA’s SPHEREx space telescope has mapped the entire sky in 102 infrared colors for the first time, revealing cosmic secrets ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a ...