impact crater


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Related to impact crater: simple crater, Manicouagan impact crater

impact crater

[′im‚pakt ‚krād·ər]
(geology)
A crater formed on a planetary surface by the impact of a projectile.
References in periodicals archive ?
Already in 1940 Young showed that the impact crater SFD on the Earth's Moon can be described by two power-laws with different scaling exponents.
The only way we could explain it all was that it was an impact crater," said Dr McDonald.
Additionally, some local normal faults affecting the tertiary lithological units were observed from the outer ring to the center of the impact structure, that are interpreted as terraced rims or collapse structures that commonly occur at the center of the impact crater structures (Buczkowski et al.
Previous studies of the Serpent Mound impact crater in southern Ohio have identified only two of the three important landforms associated with complex impact craters: the central peak and the surrounding graben (the latter coinciding with area beneath the crater floor).
The preliminary program for Saturday includes a morning visit to HartRAO and a guided tour through the Tswaing meteorite impact crater during the afternoon.
The Vichada structure was initially proposed by Rocca (2004) who recognized a possible large impact crater structure based on the remote sensing interpretation of color Landsat satellite images of the area, with a resolution of 200m, obtained from the NASA's John C.
Summary: <p>The International Astronomical Union (IAU) recently approved a proposal from the MESSENGER Science Team to confer the name of Lebanese writer and painter Gibran Khalil Gibran on an impact crater on Mercury, Lebanese media reported on Monday.
The impact crater caused when a meteor struck the high plains of Peru near Lake Titicaca is being guarded by as many as 20 police officers in a bid to stop meteor fragments from being stolen and taken outside the country.
The impact crater is on Vastitas Borealis, a broad plain that covers much of the far northern Martian latitudes.
Sudbury is home to the world's largest concentration of mining technology expertise where companies have been mining an impact crater for more than 100 years.
Scientists have discovered signs of a large impact crater buried off the coast of Australia that may be linked to the biggest extinction event in Earth's history -the 'Great Dying' 250 million years ago.
Research the following impact crater features: rays, rim, ejecta blanket, wall, floor, central peak.