What happens when objects in space collide?
Asteroids
Is an Asteroid Heading for Earth?
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Impact Scenarios
(PDF)
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Is an Asteroid Heading for Earth?
What happens when an asteroid collides with Earth?
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Artist Imagines Asteroids Impacts
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Barringer Meteor Crater in Arizona, United States
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Roter Kamm Crater in Namibia, Africa
Stars and Galaxies
How do other collisions change what exists in space?
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Binary Neutron Star
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Milky Way and Andromeda
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Seyfert's Sextet: A Group of Galaxies
Photo Credits
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