Chelyabinsk meteor - Wikipedia
The Chelyabinsk meteor (Russian: Челябинский метеорит, romanised: Chelyabinskiy meteorit) was a superbolide that entered Earth's atmosphere over the southern Ural region in Russia on 15 February 2013 at about 09:20 YEKT (03:20 UTC).
Chicxulub crater - Wikipedia
It was formed slightly over 66 million years ago when an asteroid, about ten kilometers (six miles) in diameter, struck Earth. The crater is estimated to be 200 kilometers (120 miles) in diameter and 1 kilometer (0.62 miles) in depth.
There's a small chance an asteroid could hit Earth within the next ...
3 天之前 · Asteroid 2025 BR2, with JPL describes as an "airplane-size" space rock about 67 feet long, is expected to pass within 3.21 million miles of Earth, while another asteroid, 2015 DJ155 – two-and-a ...
What Happened the Day a Giant, Dinosaur-Killing Asteroid Hit …
2019年9月9日 · One of the greatest scars on our planet is hidden beneath the Yucatán Peninsula and the Gulf of Mexico. The buried crater, over 90 miles in diameter, was created when a massive asteroid struck...
We Finally Know Where The Asteroid That Killed The
2024年8月16日 · The Chicxulub event – the giant impact that ended the reign of non-avian dinosaurs, clearing the way for mammalian life to rise – was triggered by an asteroid from a region of the Solar System out past the orbit of Jupiter, the cold, dark outer limits, far …
A giant, ancient meteorite may have helped life on Earth thrive
2024年10月22日 · A giant meteorite first discovered in 2014 caused a tsunami bigger than any in known human history and may have sparked life, scientists reveal.
NASA reveals images of enormous, snowman-shaped asteroid …
2024年9月23日 · New close-up images reveal the surprising snowman shape of "potentially hazardous" asteroid 2024 ON, which tumbled safely past our planet on Sept. 17.
The cataclysm that killed the dinosaurs - Harvard Gazette
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 devastating impact brought the reign of the dinosaurs to an abrupt and calamitous end, scientists say, by triggering their sudden mass extinction, along with the end of ...
S2 meteorite: What happened when a rock as big as London hit …
2024年10月21日 · S2 meteorite: What happened when a rock as big as London hit Earth? A huge meteorite first discovered in 2014 caused a tsunami bigger than any in known human history and boiled the oceans,...
Dino-Killing Asteroid Hit Just the Right Spot to Trigger Extinction
2017年11月9日 · A giant meteor that struck the Yucatán Peninsula 66 million years ago is the leading explanation for the demise of the dinosaurs.