The Chicxulub crater (IPA: [t͡ʃikʃuˈlub] ⓘ cheek-shoo-LOOB) is an impact crater buried underneath the Yucatán Peninsula in Mexico. Its center is offshore, but the crater is named after the …

2021年2月15日 · The Chicxulub impactor, as it’s known, was a plummeting asteroid or comet that left behind a crater off the coast of Mexico that spans 93 miles and goes 12 miles deep. Its …

2019年9月9日 · When an asteroid the size of the Chicxulub impactor, estimated to be more than six miles wide, strikes a planet, material is ripped up from below the surface and tossed into …

2024年8月15日 · Since then, scientists have identified a likely impact site: a large crater in Chicxulub, Mexico, in the Yucatan Peninsula, first discovered by geophysicists in the late 1970s.

6 天之前 · This new data suggests a milder impact winter, offering insights into how some species might have survived the drastic changes. Asteroid Impact and Mass Extinction. About 66 …

2024年10月24日 · Further study, together with the magnetic and gravity data, confirmed the site as an impact event, named for the nearby Chicxulub Pueblo. After this unusually large impact …

2024年8月16日 · A study reveals the chemical makeup of the Chicxulub asteroid that collided with Earth and resulted in the extinction of nearly all dinosaurs 66 million years ago.

The discovery of shocked quartz, shocked feldspar, and impact melts in the Yucatán-6 exploration borehole from the interior of the Chicxulub structure, proved it was an impact crater and that it …

2022年4月12日 · The Chicxulub impact 66 million years ago caused catastrophic environmental changes, leading to the extinction of three-quarters of plant and animal species, including the …

2016年2月25日 · The new analysis shows that the Chicxulub impact mobilized nearly 48,000 cubic miles of sediment across the gulf. It wiped out the contours of the bottom of the gulf, …