Unusual shape: iron-nickel meteorites are rarely rounded. Instead, they have an irregular shape with unusual pits like finger prints in their surface called “regmaglypts.” Fusion crust: stony ...

Iron meteorites are 3.5 times as heavy as a typical Earth rock. Stony meteorites are about one and half times as heavy. But a chunk of slag, a byproduct of industry, is heavy as well, and way more ...

Scientists have discovered the origin of a rare iron meteorite that fell to Earth in 2020. It's the first iron meteorite from a parent body with a known orbit.

Widmanstatten patterns are created as the meteorite cools; at high temperatures both iron and nickel have face-centered lattices. When the meteorite is formed it starts out as entirely molten taenite ...

An ancient iron arrowhead found near Lake Biel in Switzerland, dating back to the Bronze Ages, was likely made of iron that originated from a meteorite, researchers participating in a study by the ...

Iron meteorites are believed to be fragments of molten metallic cores at the heart of planetesimals, small bodies that existed around 4.5 billion years ago.