The $10 billion orbiting observatory will give astronomers a better sense of the near-Earth asteroid 2024 YR4's size and ...

NASA will use the James Webb Space Telescope to gather crucial data on the size of asteroid 2024 YR4, which has a small ...

The James Webb Space Telescope (JWST) is to be pointed at asteroid 2024 YR4 to reduce uncertainty regarding the chances of ...

In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

The Webb telescope is well-suited to identify asteroid 2024 YR4's size. Webb views a type of light we can't see with the ...

On the Webb telescope, 18 hexagonal mirrors combine to form a massive primary mirror that is 21 feet (6.5 meters) across. The ...

The James Webb Space Telescope, which is the JWST is the largest and space telescope ever built, is expected to help NASA and ...

The probability of Earth impact remains at 2.4 percent, and the estimated size of the asteroid is still anywhere from 40 to ...

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

The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...