Asteroid 2024 YR4: The Rock That Won’t Crash Our Holiday Party… Yet
2024 YR4, a newly spotted asteroid, drew astronomers' attention in late 2024 due to its close proximity to Earth. There is a 2.3% chance of collision, equating to 23 near-miss…
Space refers to the vast, seemingly infinite expanse that exists beyond the Earth and its atmosphere, encompassing all celestial bodies, including stars, planets, moons, asteroids, comets, and galaxies. It is characterized by the absence of matter in many regions, resulting in a vacuum where no air exists, making it distinct from terrestrial environments. Space is also a critical context for astronomical phenomena and the laws of physics, including gravity, radiation, light, and time. The study of space involves various scientific disciplines, including astronomy, astrophysics, and cosmology, which seek to understand the universe’s origins, structure, and dynamics. In a broader sense, “space” can also refer to an area or volume that is unoccupied or available for use, addressing concepts of dimensionality in both physical and abstract realms.
2024 YR4, a newly spotted asteroid, drew astronomers' attention in late 2024 due to its close proximity to Earth. There is a 2.3% chance of collision, equating to 23 near-miss…