Volcanic Outcrop in Iceland Tundra

Lake in a Volcanic Crater Keiro Iceland

Road Curving into the Distance Iceland

Path Through Volcanic Outcrops Iceland

Artist's concept of volcanic activity on the surface of Venus.

It is thought that comets may have seeded Earth's oceans. After the planets had largely formed, there was a period lasting several hundred million years, during which the young worlds continued to accrete debris, raining down from space.

Artist's concept of the northwest side of the Olympus Mons volcano on Mars

The Sun begins its journey toward becoming a red giant.

Panorama of a landscape on Venus at 700 degress Fahrenheit.

Terragen render of Mt. St. Helens, Washington, at twilight.

Rivers of lava flow from an old volcano as it erupts.

An active volcano spews out hot red lava and smoke.

A volcano erupts with lava, fire and smoke.

A volcano erupts with smoke, fire and lava.

Volcanic Rocks Keiro Iceland