XR flew about 1.37 million miles (2.2M km) away from Earth. The space rock is estimated to be about 300-700 km (248-434 miles ...

YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking ...

An asteroid nearly the size of a football field now has roughly a 0.004% chance of hitting Earth in about eight years, NASA says — with the space agency saying it "no longer poses a significant ...

Applicants must be younger than 35 and “maintain a firm political stance” in line with the ruling Chinese Communist Party and ...

The narrow difference is due to the two agencies’ use of different tools for determining the asteroid’s orbit and modeling its potential impact. But both percentages rise above the 2.7% chance ...

NASA has significantly lowered the risk of asteroid 2024 YR4 hitting the Earth in 2032 through recent calculations. The moon ...

Not much is known about 2024 YR4, but the asteroid is estimated to be 131 to 295 feet (40 to 90 meters) wide, a “size range comparable to that of a large building,” said Dr. Paul Chodas ...

Countless asteroids in our solar system, some close, some far — but did you know that some of these space rocks have names?

Bennu, a carbon-rich asteroid formed as part of a parent body ... successfully collected 120 grams of samples from Bennu in 2020 and delivered them to Earth in September 2023.

An asteroid has a small chance of hitting Earth less than eight years from now, and astronomers are enlisting the help of NASA's James Webb Space Telescope to study it. Characterized as a ...

Nasa is considering a proposal to build a new space-based telescope that will find and measure many more asteroids; and if approved, it could be operational by 2020. Deflecting an asteroid is an ...