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" ...

The odds of asteroid 2024 YR4 striking Earth have fallen once again, now to 0.28%, NASA announced on Thursday.

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 ...

Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS ...

Take a journey to the James Webb Space Telescope's stunning view of giant galaxy cluster WHL0137-08. Credit: Space.com | zoom ...

The Asteroid Terrestrial-impact Last Alert System, or ATLAS, telescope in Rio Hurtado, Chile, first discovered 2024 YR4 on ...

Objects that could strike the planet will be spotted more regularly as new asteroid-hunting telescopes come online.