Tantalizing Tectonics: Monstrous “Claw Mark” Scratches on the Surface of Mars
This network of long grooves and scratches forms part of a giant fault system on Mars known as Tantalus Fossae, and is shown here as…
Mars Express
Martian Brain Freeze: Mars Express Reveals Utopia Planitia
New views from ESA’s Mars Express reveal fascinating ice-related features in Mars’ Utopia region – home to the largest known impact basin not only on…
Mars Express: Making a Splash in a Lava Sea
Volcanoes, impact craters, tectonic faults, river channels, and a lava sea: a vast amount of information is captured in a relatively small area in this…
A Successful One-Way “Blind” Phone Call at Mars
This November, ESA’s Mars Express spacecraft carried out a series of experimental communication tests with the Chinese (CNSA) Zhurong Mars rover. Mars Express successfully caught…
Mars Express Orbiter Unravels Mystery of Largest Martian Moon, Phobos, Using “Fake” Flybys
By performing a series of real and ‘fake’ flybys, ESA’s Mars Express has revealed how Mars’ largest moon, Phobos, interacts with the solar wind of…
Solving a Martian Mystery: Mars Express Unlocks the Secrets of Strange Recurring Cloud
When spring arrives in southern Mars, a cloud of water ice emerges near the 20-kilometer-tall Arsia Mons volcano, rapidly stretching out for many hundreds of…
NASA’s Mars 2020 Perseverance Rover Is About to Land on the Red Planet – It Will Have Some Help From These Mars Orbiters
On February 18, 2021, NASA’s Mars 2020 Perseverance rover will land on the Red Planet ESA’s Mars orbiters – the ESA-Roscosmos ExoMars Trace Gas Orbiter…
Creating Chaos: Craters, Cracks, and Collapse on Mars
Elevation can be deceiving in satellite imagery of Mars, even when differences are extreme – as demonstrated by this image of Pyrrhae Regio from ESA’s…
Dreaming of a Red Christmas: Festive Silhouettes Spotted Near Mars’ South Pole
As the holiday season swiftly approaches, even our planetary neighbors are getting into the spirit – as shown by this perfect pair of festive silhouettes…
Intriguing Martian Scars: An Ancient Crater Triplet on Mars
Mars is covered in intriguing scars – some of the most prominent being impact craters. A particularly unusual example is shown in this new image…
Mars Express Spacecraft Has Discovered Liquid Water Ponds Buried Under the Martian Surface
ESA’s Mars Express spacecraft has discovered several ponds of liquid water buried under the ice in the south polar region of Mars. The spacecraft’s radar…
Mysteriously Long, Thin Cloud Returns on Mars – Not Linked to Volcanic Activity
A mysteriously long, thin cloud has again appeared over the 20-km (~12 miles / 65,000 feet) high Arsia Mons volcano on Mars. A recurrent feature,…
View a Stunning Flight Over Korolev Crater on Mars via Mars Express
This movie, based on images taken by ESA’s Mars Express, showcases the 82 km wide Korolev crater on Mars. Located in the northern lowlands of the Red Planet, south…
Moreux Crater: The Dark Dunes of Mars in Stunning Imagery From Mars Express Orbiter
Known for its wide swathes of rippling, textured, gently sloping dunes, the Terra Sabaea region on Mars is home to many fascinating geological features –…
Nilosyrtis Mensae, Mars: Dramatically Different Regions of the Red Planet Come Together as One
Mars is very much a world of two halves, as this new image from ESA’s Mars Express highlights, showing where these dramatically different regions come…
Mars Express Has Captured Beautiful Images of Rippling Ice and Storms at Mars’ North Pole
ESA’s Mars Express has captured beautiful images of the icy cap sitting at Mars’ north pole, complete with bright swathes of ice, dark troughs and…
Mars Express Provides a Window to a Watery Past on Mars
New composite images captured by ESA’s Mars Express offer a window into the watery past of the Red Planet. This 70 km-wide crater and its…
ESA’s Mars Express View Remnants of Mega-Flood on Mars
European Space Agency’s Mars Express has captured images of one of the largest outflow channel networks on Mars. The Kasei Valles channel system extends around…
