4 large asteroids, including a skyscraper-size 'city killer,' will zoom past Earth in a 12-hour span tomorrow (Oct. 24) ... However, the largest of the incoming rocks, 2002 NV16, ...

The first test images from the Vera C. Rubin Observatory in Chile showcase thousands of previously unknown asteroids and ...

Asteroids can vary widely in size, with some less than 30 feet in diameter. Vesta, the largest known asteroid, also considered a protoplanet, is 330 miles across, according to NASA .

Thousands of asteroids and millions of galaxies shine in first images from ... more images and videos taken using the largest camera ever built are expected to be shared at 11:30 a.m. ET Monday ...

Asteroids; 4 large asteroids, ... (177 m) across, making it the largest of the four, will reach a minimum distance of 2.8 million miles (4.5 million km) at around 15:47 p.m. UTC ...

While ground- and space-based telescopes spot about 20,000 asteroids each year, Rubin Observatory is expected to uncover millions of the space rocks within its first two years, according to the ...