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

Space.com spoke to three scientists, cosmic detectives who are hot on the trail of dark matter candidates using the James ...

In world-first observations, the James Webb Space Telescope is watching two distant alien planets "spilling their guts into ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...

The James Webb Space Telescope was late to launch, but the observatory is making up for lost time. After several years of ...

Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead ...

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

Deep in space, mysterious wanderers roam freely — of planetary masses yet not hosted by stars. These celestial nomads, called ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

How do you cool down a phoenix? I don't mean the mythological birds of flame and rebirth, but rather a cosmic namesake with a ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

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