The exoplanet, discovered in 2009, remained elusive due to dense clouds. Now, scientists have peered through with the James ...

YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...

NASA has noted the countries most likely to be hit by an impending asteroid with one Arab country in the list.

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Scientists are cataloging and analyzing the first samples collected by NASA's Perseverance rover while the agency weighs its options for returning them to Earth.

In 2021, NASA gave the all-clear to another potentially worrisome asteroid, Apophis, after new telescope observations ruled ...

Since the asteroid YR4 was first discovered in December 2024, the odds that it could crash into earth have more than doubled.

In recent weeks, scientists have said the threat of a recently discovered asteroid hitting Earth in 2032 has risen slightly, ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

Chilling animations depict the apocalyptic impact that “city-killer” asteroid YR4 2024 could have if it did hit Earth — while ...