geological activity

Giant Meteor Impacts Might Have Triggered Early Earth’s Plate Tectonics

A new study by an Australian-US team has found that a large impact that happened ca. 3.2 billion years ago…

1 year ago

Strange Landscapes on Mars were Created by Explosive Volcanoes

According to a new study from Johns Hopkins University, Mars' Medusa Fossae region was created by volcanic activity, a finding…

3 years ago

Researchers Think They Know Why Venus Doesn’t Have as Many Volcanoes as Earth

A new study by researchers from St. Andrews University and the University of Strasbourg has shed light on why Venus…

4 years ago

Mercury Is Tectonically Active & Shrinking

Images taken by the MESSENGER spacecraft have shown features on Mercury's surface that indicate that the planet is still tectonically…

4 years ago

Where Should We Look for Life in the Solar System?

Emily Lakdawalla is the senior editor and planetary evangelist for the Planetary Society. She's also one of the most knowledgeable…

7 years ago