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Although its orbit changes slightly each time it has close encounters with Earth, at present it comes near Earth once in 7.75 years on average (four times between April 14, 1998, and April 13, 2029).
Tematy dnia
Apophis is about 1,100 feet (340 meters) in width. It’s expected to safely pass close to Earth – within 19,794 miles (31,860 kilometers) from our planet’s surface – on April 13, 2029. This will be the closest approach to Earth by an asteroid of this size that scientists have known about in advance.
26 mar 2021 · Estimated to be about 1,100 feet (340 meters) across, Apophis quickly gained notoriety as an asteroid that could pose a serious threat to Earth when astronomers predicted that it would come uncomfortably close in 2029.
11 wrz 2024 · Apophis is a "city-killer" asteroid that is due to fly extremely closely by Earth in 2029.(Image credit: Shutterstock) There is a slim but overlooked risk that the "God of Chaos" asteroid Apophis...
16 sie 2024 · A menacing asteroid named Apophis is projected to have a close encounter with Earth in 2029, but scientists have long ruled it out as an impact risk.
12 lis 2024 · When asteroid 99942 Apophis flies closely past Earth in 2029, the gravitational interaction between the two bodies is likely to dramatically alter the asteroid's surface.
99942 Apophis (2004 MN4) is one of the most important near-Earth asteroids ever discovered. It will make a very close Earth approach on Friday, April 13, 2029 when it will pass within 0.1 lunar distances, which is only five Earth radii above Earth's surface (that is, it will miss by about 32000 km or slightly less than 19800 miles).
