This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach ...

NASA's James Webb Space Telescope recently turned its watchful eye toward asteroid 2024 YR4, which we now know poses no ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

The space telescope's image of a odd-looking spiral galaxy is, in reality, two distant galaxies overlapping each other.

Astronomers had observed auroras on all other planets in the Solar System, and spotting one in Neptune completes the list.

Follow-up research on a 2023 image of the Sagittarius C stellar nursery in the heart of our Milky Way galaxy, captured by ...

The rare cosmic phenomenon, called an Einstein ring, occurs when massive objects can bend light due to their gravitational ...

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

A newborn star, a blast of glowing gas, and a distant spiral galaxy — all caught in one stunning snapshot by the James Webb ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

The NASA James Webb Space Telescope captured a stunning image of an Einstein ring, an optical phenomenon created by ...