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 ...

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 ...

The James Webb Space Telescope's Near-Infrared and Mid-Infrared instruments (NIRCam & MIRI) have delivered imagery of ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The galaxy is "roughly 220 million light-years from Earth in the constellation ...

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

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

NASA data released Tuesday said there is now a 3.1 percent chance a "city-destroying" asteroid could smash into Earth in 2032 ...

Astronomers have used the James Webb Space Telescope (JWST) to take the longest look yet at our galaxy's supermassive black hole — and it's frothing with unusual activity. Situated 26,000 light ...

Explore the astonishing findings from the Webb Telescope on the restless black hole Sagittarius A* at the Milky Way's center.

The probability of Earth impact in 2032 remains at 2.4 percent, and the estimated size of the city-killing asteroid is still ...