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The asteroid's provisional designation as a minor planet, "2024 YR 4", was assigned by the Minor Planet Center when its discovery was announced on 27 December 2024. [2] 2024 indicates the discovery year, the first letter, "Y", indicates that the asteroid was discovered in the second half-month of December (16 to 31 December) of that year, and "R 4" indicates that it was the 117th provisional ...
The size of solid bodies does not include an object's atmosphere. For example, Titan looks bigger than Ganymede, but its solid body is smaller. For the giant planets , the "radius" is defined as the distance from the center at which the atmosphere reaches 1 bar of atmospheric pressure.
An animation of 2008 TC3's excited rotation prior to entering the atmosphere. The asteroid was discovered by Richard A. Kowalski at the Catalina Sky Survey (CSS) 1.5-meter telescope at Mount Lemmon, north of Tucson, Arizona, US, on October 6, 06:39 UTC, 19 hours before the impact.
A large asteroid is headed towards Earth – and could collide with us in just a few years. Known as Asteroid 2024 YR4, the nearly 200-foot space rock could hit just before Christmas of 2032 ...
The yellow dots show the position uncertainty of asteroid 2024 YR4 when it encounters Earth in 2032, based on observations up to January 31, 2025.
An asteroid nearly the size of a football field now has roughly a 0.28% chance of hitting Earth in about eight years, NASA says — though at one point earlier its estimate reached as high as 3.1% ...
Marquez crater is a meteorite crater located in Leon County, Texas near the small town of Marquez about 177 km (110 mi) northeast of Austin, Texas, United States. [1]It is 12.7 km (8 mi) in diameter and the age is estimated to be 58 ± 2 million years ().
Additionally, the largest known potentially hazardous asteroid (PHA) is (53319) 1999 JM8, which is only 7 kilometres (4.3 mi) in diameter, [42] while the asteroid in the movie is described as being "the size of Texas". Near the end of the credits, there is a disclaimer stating, "The National Aeronautics and Space Administration's cooperation ...