The Unknown on MSN

2024-YR4: Will it hit Earth?

YR4, its trajectory, and the science behind potential Earth impacts, explaining why close encounters don’t always mean danger ...
A building-sized asteroid had a 1-in-32 chance of hitting Earth at its peak, but astronomers soon found there was zero chance ...
NASA alerts Spain to a rare 2026 total solar eclipse and a “potentially dangerous” asteroid, urging authorities to prepare ...
Picture this. You're sitting at breakfast, scrolling the news, when suddenly headlines scream that a space rock the size of a ...
A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...
Much remains to be known about the chemical composition of small asteroids. Their potential to harbor valuable metals, materials from the early solar system, and the possibility of obtaining a ...
In 2023, NASA’s OSIRIS-REx spacecraft brought materials from the surface of the asteroid Bennu (pictured) safely back to Earth. The returned samples were then curated carefully, to prevent the ...