An American replication of Israel's defense system doesn’t make sense. But, experts say, it will likely set up SpaceX for big ...

WASHINGTON (AP) — The Trump administration on Thursday intensified its sweeping efforts to shrink the size of the federal ...

An asteroid known as 2024 YR4 has a 97.9% chance to safely pass the Earth in 2032, as per NASA scientists. If it strikes, the ...

Buried several miles beneath East Antarctica's ice, Lake Vostok is one of the largest freshwater lakes on Earth, rivaling ...

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

An asteroid could potentially crash into Earth in less than eight years. Here's everything to know about asteroid 2024 YR4.

In a conflict of David and Goliath proportions, Telluride is trying to balance the interests of two groups seeking to ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks as the world's telescopes ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a football field as they try to determine how likely it is to strike Earth in ...

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.