99942 Apophis (provisional designation 2004 MN 4) is a near-Earth asteroid and a potentially hazardous object, 450 metres (1,480 ft) by 170 metres (560 ft) in size, [3] that caused a brief period of concern in December 2004 when initial observations indicated a probability of 2.7% that it would hit Earth on Friday, April 13, 2029.

Dec 20, 2024 · Asteroid 99942 Apophis is a near-Earth object (NEO) estimated to be about 1,100 feet (335 meters) across. When it was discovered in 2004, Apophis was identified as one of the most hazardous asteroids that could impact Earth.

Mar 26, 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.

Sep 11, 2024 · There is a slim but overlooked risk that the "God of Chaos" asteroid Apophis could hit Earth as it makes a super close approach to our planet in 2029, a new study reveals. The odds of such a...

May 10, 2024 · In just under half a decade, a 1,000-foot-wide (305-meter-wide) asteroid named after the Egyptian god of chaos and destruction, Apophis, will pass within 30,000 miles (48,300 kilometers) of...

Sep 13, 2023 · NASA's Small Bodies Assessment Group wants the agency to send spacecraft to visit the asteroid Apophis before it makes a close approach to Earth in 2029. Apophis, also known as asteroid 99942,...

Dec 28, 2024 · A near-Earth asteroid, about 1,100 feet (340 meters) in diameter, Apophis will make a dramatic approach on April 13, 2029. It will then fly by at a distance of 19,000 miles (31,000 kilometers) above Earth's surface, closer than many geostationary satellites.

Nov 12, 2024 · 99942 Apophis is a cheeky one. Upon its discovery in 2004, scientists calculated the the 335-meter (1,100-foot) chunk of rock's trajectory could potentially bring it onto a collision course with Earth on its approach in April 2029. Gave …

Jun 19, 2004 · Apophis is the Greek name of Apep, the ancient Egyptian demon serpent of chaos. Astronomers Roy Tucker, David Tholen, and Fabrizio Bernardi discovered Apophis on June 19, 2004, at the Kitt Peak National Observatory near Tucson, Arizona. After its discovery, Apophis was briefly considered a threat.

Apr 29, 2019 · But it won’t be a satellite or an airplane—it will be a 340-meter-wide near-Earth asteroid called 99942 Apophis that will cruise harmlessly by Earth, about 19,000 miles (31,000 km) above the surface.