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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.
The 60-tonne, 2.7 m-long (8.9 ft) Hoba meteorite in Namibia is the largest known intact meteorite.[1]A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon.
The Massalia asteroid family, formed about 40 million years ago, accounts for a class of meteorites called L chondrites that represent 37% of known Earth meteorites, the research found.
The asteroid Toutatis is listed as a potentially hazardous near-Earth asteroid, yet poses no immediate threat to Earth.(Radar image taken by GDSCC in 1996.)A potentially hazardous object (PHO) is a near-Earth object – either an asteroid or a comet – with an orbit that can make close approaches to the Earth and which is large enough to cause significant regional damage in the event of ...
Harvard researchers found that when a meteorite nicknamed S2 paid a visit to our planet 3 billion years ago, it may have helped life flourish.
A giant meteorite first discovered in 2014 caused a tsunami bigger than any in known human history and may have sparked life, scientists reveal. A giant, ancient meteor four times the size of ...
The asteroid had an approximate size of 18 m (59 ft) and a mass of about 9,100 t (10,000 short tons) before it entered the denser parts of Earth's atmosphere and started to ablate. [12] At an altitude of about 23.3 km (14.5 miles) the body exploded in a meteor air burst. [12] Meteorite fragments of the body landed on the ground. [13] [14]
After a 4.5-billion-year journey through space, a car-size rock fell to Earth on October 7, 2008 — and it contained a bunch of tiny diamonds.