NASA has issued a warning about a colossal Christmas Eve asteroid due to make a close encounter with Earth tonight. The celestial body, comparable in size to a ten-story building, is expected to hurtle past our planet at a staggering speed of 14,743 miles per hour. NASA's Eyes on Asteroids tool says the space rock, dubbed 2024 NX1, measures an average estimated diameter of 47.42 metres. As of 10.15am this morning, the asteroid was recorded to be 1.51 astronomical units from Earth, with one AU