What Were the Biggest Asteroids to Hit Earth?

American Museum of Natural History
American Museum of Natural History
198 هزار بار بازدید - 9 سال پیش - Impact Craters on Earth, Moon
Impact Craters on Earth, Moon and other planets provide evidence that the Earth has been struck by asteroids since it formed roughly 4.5 billion years ago. Once every few million years, an object large enough to threaten life on Earth comes along.

#asteroids #impact #craters #space #Earth #solarsystem #astronomy

Meteorite specialist Denton Ebel, Curator in the Division of Physical Sciences, provides a brief history of impacts from the early days of the solar system to the impact that might have led to the demise of most dinosaurs on the planet.

ASTEROID CRASH COURSE

Asteroids can be hazardous to life on Earth, but they also provide clues about the early solar system. In the Asteroid Crash Course video series, Denton Ebel, curator in the Museum's Division of Physical Sciences, explains how asteroids formed and the varying degrees of destruction they cause when they fall to Earth.

What is an Asteroid?
What Is an Asteroid?

Meteorite, Meteor: What’s the Difference?
Meteorite, Meteor:  What's the Differ...

Why Are There No Planets in the Asteroid Belt?
Video

Can Asteroids Be Deflected?
Can Asteroids Be Deflected?

What Happens When Large Meteorites Fall to Earth?
What Happens When Large Meteorites Fa...

How Are Large Asteroids Tracked?
How Are Large Asteroids Tracked?

VIDEO CREDITS:

VIDEO
AMNH/J. Bauerle

VISUALIZATIONS
“Cosmic Collisions” by AMNH/Denver Museum of Nature & Science/GOTO, Inc. Tokyo, Japan/Shanghai Science and Technology Museum, China
AMNH/Department of Exhibition
NASA/ Goddard Space Flight Center/Lunar Reconnaissance Orbiter

PHOTOGRAPHY
AMNH/D. Finnin
AMNH/S. Thurston
NASA
TTÜ/Gennadi Baranov
Cardiff University/Ian McMillan
United States National Park Service
Wikimedia Commons/wilson44691

MUSIC
“Scrape the Sky” by Ben Worley and Matt Morris/
Warner Chappell Production Music

COSMIC COLLISIONS
Cosmic Collisions was developed by the American Museum of Natural History, New York, in collaboration with the Denver Museum of Nature & Science; GOTO, Inc., Tokyo, Japan; and the Shanghai Science and Technology Museum, China.

Made possible through the generous support of CIT.

Cosmic Collisions was developed by the American Museum of Natural History with the major support and partnership of National Aeronautics and Space Administration, Science Mission Directorate, Heliophysics Division, grant number NNG04GC18G.

This video and all media incorporated herein (including text, images, and audio) are the property of the American Museum of Natural History or its licensors, all rights reserved. The Museum has made this video available for your personal, educational use. You may not use this video, or any part of it, for commercial purposes, nor may you reproduce, distribute, publish, prepare derivative works from, or publicly display it without the prior written consent of the Museum.

© American Museum of Natural History, New York, NY
9 سال پیش در تاریخ 1394/08/06 منتشر شده است.
198,093 بـار بازدید شده
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