The massive Olympus Mons volcano on Mars—one of the solar system’s highest peaks—may have towered above a Martian ocean in the distant past, a new study suggests. The research identifies an escarpment ...

Olympus Mons is the largest volcano in the solar system, 27 km high and 600 km wide ESA shared images showing frozen lava rivers on the volcano's southeast flank Olympus Mons was discovered by NASA's ...

On June 19, 2017, the European Space Agency’s Mars Express orbiter took a striking wide-angle image of Mars, presenting an “upside-down” view of the planet. The photo, part of a camera calibration ...

Few humans can say they were a part of the mission that allowed astronauts to land on the moon in 1969. Only the prestigious can claim they have a mountain in their name - not on Earth, but on the ...

Sara Novak is a science journalist and contributing writer for Discover Magazine, who covers new scientific research on the climate, mental health, and paleontology. View Full Profile. Volcanic ...