Mars Archives - Page 4 of 5

Relict Glacier Spotted near Martian Equator

By News Staff March 20, 2023

A so-called light-toned deposit (LTD) in Eastern Noctis Labyrinthus, about 160 km (99.4 miles) north-west of Oudemans crater near Mars’ equator, presents distinctive morphologic characteristics of a glacier, according to…

StarCrete: Materials Scientists Create Starch-Based Concrete for Extraterrestrial Construction

By Enrico de Lazaro March 17, 2023

The StarCrete is twice as strong as regular concrete and is made from extraterrestrial dust, potato starch, and a pinch of salt. Aled Roberts and Nigel Scrutton used simulated Martian…

Curiosity Rover Images Sun Rays and Feather-Shaped Clouds on Mars

By News Staff March 6, 2023

‘Sun rays’ are also known as crepuscular rays, from the Latin word for twilight. It was the first time sun rays have been so clearly viewed on Mars. This feather-shaped…

Electricity in Martian Dust Storms Could Be Major Driving Force of Planet’s Chlorine Cycle

By News Staff February 20, 2023

Frictional electrification is a common process in the Solar System, with Martian dust activities known to be a powerful source of electrical charge buildup. Furthermore, the thin atmosphere on the…

Scientists Find Various Organic Compounds in Martian Meteorite

By News Staff January 12, 2023

An international team of researchers has detected abundant polyaromatic compounds, organic magnesium compounds, aliphatic branched carboxylic acids, aldehydes, and olefins in the Tissint meteorite, which landed near the city of…

Mars Express Spots Two Large Craters at Martian South Pole

By News Staff December 23, 2022

A new image from the High Resolution Stereo Camera (HRSC) on board ESA’s Mars Express orbiter shows an exciting landscape of layered deposits, frost, ice, and dark dunes in Ultimi…

NASA’s Perseverance Rover Records Sound of Martian Dust Devil

By News Staff December 13, 2022

Dust devils — convective vortices loaded with dust — are common at the surface of Mars, particularly at Jezero crater, the landing site of NASA’s Perseverance rover. They are indicators…

Planetary Scientists Find Evidence for Active Mantle Plume on Mars

By News Staff December 6, 2022

Elysium Planitia, a flat-smooth plain just north of the Martian equator, is underlain by an 4,000-km-diameter active mantle plume, according to new research by scientists from the Lunar and Planetary…

Chicxulub-Like Asteroid Caused Megatsunami on Early Mars

By News Staff December 1, 2022

The Chicxulub-like asteroid crash landed in shallow ocean waters in the Martian region of Chryse Planitia 3.4 billion years ago (Hesperian period) and left a crater about 110 km wide,…

Early Martian Ocean Was Over 300 Meters Deep, New Research Suggests

By News Staff November 18, 2022

An analysis of chromium isotopes in Martian meteorites suggests that approximately 4.5 billion years ago, there was enough water for the entire planet to be covered in a 300-m-deep global…