It's a bird. It's a plane. It's a skyscraper ... or at least, it's something as big as those things. Several large asteroids are set to pass by Earth this week, according to NASA's Jet Propulsion ...

Sometimes space reminds us how active and dynamic our solar system truly is. This week, NASA is closely watching several asteroids as they travel past Earth, including two that are nearly the size of ...

At a time when the unusual and strange behaviour of interstellar comet 3I/ATLAS has puzzled scientists, which has sparked conspiracy theories it could be an alien probe, NASA is monitoring two large ...