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99942 Apophis (provisional designation 2004 MN4) is a near-Earth asteroid and a potentially hazardous object with a diameter of 370 metres (1,210 feet) [ 3 ] that caused a brief period of concern in December 2004 when initial observations indicated a probability up to 2.7% that it would hit Earth on April 13, 2029.
"The deflection of Apophis by a small asteroid onto a collision course with Earth in 2029 – in addition to being extremely unlikely – will most likely be quickly eliminated as a possibility by ...
A huge asteroid will fly by Earth in April 2029. ... are studying the 1,100-foot wide asteroid Apophis, which will come within viewing distance of Earth on April 13, 2029. ... and speed directly ...
Apophis, a near-Earth object estimated to be about 1,100 feet across, was previously identified as an object of concern. ... “If the asteroid is very large, multiple kilometers in size or larger ...
The minimum orbit intersection distance (MOID) between an asteroid and the Earth is the distance between the closest points of their orbits. This first check is a coarse measure that does not allow an impact prediction to be made, but is based solely on the orbit parameters and gives an initial measure of how close to Earth the asteroid could ...
As of mid-2021, the modified AIDA missionhas been approved. The NASA Double Asteroid Redirection Test(DART) kinetic impactor spacecraft was launched in November 2021. The goal was to impact Dimorphos(nicknamed Didymoon), the 180-meter (590 ft) minor-planet moonof near-Earth asteroid 65803 Didymos.
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. Asteroids safely fly by Earth all the time ...
A near-Earth object (NEO) is any small Solar System body orbiting the Sun whose closest approach to the Sun (perihelion) is less than 1.3 times the Earth–Sun distance (astronomical unit, AU). [ 2 ] This definition applies to the object's orbit around the Sun, rather than its current position, thus an object with such an orbit is considered an ...