NASA Expert Answers Your Questions About Asteroid 2024 YR4

You’ve heard about asteroid 2024 YR4 and we’ve heard your questions — so let’s talk about it. What are the chances it’ll hit Earth? Why do those odds keep changing? And should you be worried? (Spoiler alert: No). Get the facts from a NASA expert and learn how we track asteroids, update predictions, and keep an eye on the skies. Coming April 2025, NASA’s Planetary Defenders documentary will showcase the international collaboration and dedicated team of astronomers and scientists working tirelessly to track and monitor near-Earth asteroids, aiming to protect our planet from potential impacts: