Not far south of Grimaldi is a crater that appears its opposite: the bright, rayed crater Byrgius. A much smaller 54 miles (87 km) across, Byrgius’ floor is pocked with numerous small craters.

Parts of Siberia's landscape are a ticking time bomb. Giant craters started mysteriously appearing 10 years ago. A team of scientists think they finally know why. Tucked away in the frigid ...

A decade ago, a mysterious crater appeared in the Russian Arctic, forming a huge jagged hole hundreds of feet wide, plunging down into an inky abyss. It was surrounded by enormous chunks of soil ...

Around 466 million years ago, a lot of meteorites started hitting Earth. We know this because many impact craters formed in a geologically brief period. In the same period we also find deposits of ...

Astronomers have traced the origins of 200 meteorites to five impact craters in two volcanic regions on Mars, known as Tharsis and Elysium. Believe it or not, debris from Mars has frequently made ...

Have you ever noticed the varying shades of gray and white on the moon? Many of the features we see on the moon are craters, caused by rocks from space smashing into the surface of the moon.

Note: This is the fourth in a series of six Guest Opinions commemorating the Craters of the Moon National Monument Centennial. While southern Idaho’s vast Snake River Plain is lauded and ...

But it’s a mistake to overlook the Craters of the Moon Wilderness Area, because here visitors can explore one of the most incredibly diverse and ruggedly wild landscapes in Idaho. The Craters of ...

An asteroid struck Mars 2.3 million years ago, throwing debris across a region of the planet equal to four times the length of the Grand Canyon. Over two million years ago, a giant asteroid ...

Sudden and violent explosions have been leaving behind massive craters in the permafrost of Siberia — some nearly 70 feet wide and over 170 feet deep. The phenomenon has puzzled scientists since ...