GeoLog

Mars

Mars’ lost oceans: Inside the new planetary hydrology model published in EGU’s Geoscientific Model Development (GMD)

Mars’ lost oceans: Inside the new planetary hydrology model published in EGU’s Geoscientific Model Development (GMD)

If we look at Mars today, we’ll see a cold, dusty desert, but peel back the surface geology, and the planet tells quite a different story! Networked river valleys, ancient deltaic fans, carved impact crater lakes, and potential palaeoshorelines all point to a warm and active past during the Noachian and early Hesperian epochs, circa …[Read More]

Reflecting on fifty years of Mars through Viking 1’s lens

Reflecting on fifty years of Mars through Viking 1’s lens

On July 20, 1976, a machine of steel and titanium dropped through a thin atmosphere and touched the dirt of Chryse Planitia. Scientists at NASA held their breath, since five years earlier, the Soviet Union’s Mars 3 probe had died less than two minutes after touchdown. To mitigate this nightmare, engineers programmed Viking 1 to …[Read More]

A Mission to Mars

A Mission to Mars

February 2021 is an important month for Martian missions, with three arriving at our planetary neighbour within 10 days. Many people have been following the USA’s NASA Perseverance mission, as they landed the new Perseverance rover, with it’s specially designed Ingenuity helicopter in the Jezero Crater in the last 24 hours. Earlier this month the …[Read More]

Imaggeo on Mondays: Simulating a mission on Mars

Imaggeo on Mondays: Simulating a mission on Mars

Establishing a human presence on Mars is increasingly seen by space agencies and private organizations as the horizon frontier in human space exploration. These long-duration missions however, impose a high degree of technological, operational, physical and psychological challenges. Mars analog habitats, such as the Mars Desert Research Station (MDRS) in Utah (U.S.) are established to …[Read More]