Paul D Stewart / Calcite belemnite fossils, the calcite internal structures of prehistoric squid like species. These have been shattered by a meteorite impact, 14.5 million years ago, they were already over 100 millio...

Paul D Stewart / Calcite belemnite fossils, the calcite internal structures of prehistoric squid like species. These have been shattered by a meteorite impact, 14.5 million years ago, they were already over 100 millio...

Paul D Stewart / Calcite belemnite fossils, the calcite internal structures of prehistoric squid like species. These have been shattered by a meteorite impact, 14.5 million years ago, they were already over 100 millio...

Bryan and Cherry Alexander / Meteorite Island and the Inuit village of Savissivik, Northwest Greenland, 1996. 40 BELOW bookplate.

Bryan and Cherry Alexander / Meteorite cut in half, found near Savissvik in Northwest Greenland, September 2008.

Bryan and Cherry Alexander / Inuit community of Savissivik on Meteorite Island, viewed across sea-ice. Northwest Greenland, 1997.

Bryan and Cherry Alexander / Aerial view of Meteorite Bay showing icebergs frozen into new sea ice. Northwest Greenland, 1996.

Bryan and Cherry Alexander / Aerial view of Meteorite Island and Inuit village of Savissivik. Northwest Greenland, 1996.

Bryan and Cherry Alexander / Cessna Caravan supply plane taking off from sea ice of Meteorite Bay. Savissivik, Northwest Greenland, 1996.

Bryan and Cherry Alexander / Dog sled crossing sea ice across Meteorite Bay. Savissivik, Northwest Greenland, 1996.

John Cancalosi / Cross-section of Seymchan Meteorite, St. Petersburg Paleontological Lab, Russia

John Cancalosi / Cross section of Seymchan Meteorite, St. Petersburg Paleontological Lab, Russia

John Cancalosi / Close-up of cross section of Seymchan Meteorite, St. Petersburg Paleontological Lab, Russia

John Cancalosi / Close-up of cross section of Palasite / Brahin Meteorite, Russia

John Cancalosi / Close-up of cross section of Palasite / Brahin Meteorite, Russia

Mitsuaki Iwago / Aerial view of Wolf Creek Meteor Crater, approximately 300,000 years old, 25 meters to the rim and 50 meters to the crater floor, north central Australia

WILLIAM OSBORN / Wolfe Creek crater created by a 50k tonne meteorite 300k years ago. Western Australia second

WILLIAM OSBORN / Wolfe Creek crater created by a 50k tonne meteorite 300k years ago. Western Australia second

John Cancalosi / Meteorite, composed primarily Kamacite (about 90%) which is an iron nickel alloy and aso has Taenite, Plessite, Schreibersite, Rhabites, Troilite, Chromite.Sample from Sikhote Alin, Russia, falling on...

Oriol Alamany / Meteorite over Cono de Arita volcanic cone, Arizaro Salar, Salta, Andes mountains, Argentina, October. Cone reaches 3869 meters.

John Cancalosi / Chondrite meteorite, Northwest Africa, Carbonaceous