The asteroid designated 2023 DZ2 will pass about halfway between the Earth and the moon's orbit at a speed of about 17,403 mph, astronomers said. It's an estimated 140 to 310 feet in diameter.

NASA says an asteroid like 2023 DZ2, which is larger than 82 feet but smaller than 3,280 feet, would "likely cause local damage to the impact area." Asteroids' close encounters with Earth.

An asteroid will fly over the southern tip of South America on Thursday in one of the closest approaches by a known near-Earth object ever recorded, according to NASA. Known as “2023 BU,” the ...

The asteroid, which has been named 2023 BU, will travel just 2,200 miles (about 3,500 kilometers) above the planet’s surface, darting over the southern tip of South America at around 4:27 p.m ...

2023 RR5 is one of the roughly 1 million asteroids discovered by NASA so far. Stock image of an asteroid passing between the Earth and the moon. Asteroid 2023 RR5 is due to pass halfway between ...

An asteroid the size of an Olympic swimming pool has a small chance of barreling into Earth on Valentine’s Day 23 years from now, according to scientists. The asteroid, named 2023 DW, has a one ...

The small near-Earth asteroid, called 2023 BU, zipped over the southern tip of South America at 7:27 p.m. ET Thursday about 2,200 miles (3,540 kilometers) above Earth’s surface.

The asteroid, known as 2023 DW—which has a 50-meter (164 foot) diameter — was detected by the European Space Agency on February 26. It has been ranked as number one on its Risk List—meaning ...

On June 17, asteroid 2023 HL will cruise by Earth on its tour, coming as close as 3.2 million miles away from the blue marble. 2023 HL is an estimated 45 feet dropping it in the "house-size ...

JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters), roughly the ...

Asteroid 2023 BU measures between 12 and 28 feet wide (3.8 to 8.5 meters), and was just discovered on Saturday (Jan. 21) by astronomer Gennadiy Borisov at the MARGO Observatory in Crimea.