Mars News

November 20, 2024

Top Headlines

New Research Explores Volcanic Caves, Advancing the Search for Life on Mars

Nov. 18, 2024 — Through the intricate study of lava tubes -- caves formed following volcanic eruptions when lava cools down -- an international team of researchers has uncovered clues about Earth's ancient environments that could be significant in the search for ...

Meteorite Contains Evidence of Liquid Water on Mars 742 Million Years Ago

Nov. 13, 2024 — An asteroid struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars eventually crashed into the Earth and is one of the few meteorites that can be traced directly to Mars. This meteorite ...

Off-the-Shelf Thermoelectric Generators Can Upgrade CO2 Into Chemicals: The Combination Could Help Us Colonize Mars

Nov. 7, 2024 — Readily available thermoelectric generators operating under modest temperature differences can power CO2 conversion, according to a proof-of-concept study by chemists. The findings open up the ...

New Insights Into How Mars Became Uninhabitable

Oct. 7, 2024 — NASA's Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life -- with evidence for widespread liquid water on the surface -- to a surface that ...

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updated 11:05pm EST

Simulated Mission to Mars: Survey of Lichen Species

Oct. 11, 2024 — A collection-based survey of lichen species at the Mars Desert Research Station in Utah, USA and Flashline Mars Arctic Research Station in Nunavut, Canada was conducted as part of the Mars-160 ...

Mars' Missing Atmosphere Could Be Hiding in Plain Sight

Sep. 25, 2024 — New research suggests Mars' missing atmosphere -- which dramatically diminished 3.5 billion years ago -- could be locked in the planet's clay-covered crust. Water on Mars could have set off a chain ...

Organic Matter on Mars Was Formed from Atmospheric Formaldehyde

Sep. 19, 2024 — Researchers have developed a Martian atmospheric evolution model to propose a new theory about Mars's ...

Rocks Collected on Mars Hold Key to Water and Perhaps Life on the Planet: Bring Them Back to Earth

Aug. 14, 2024 — Between July and November of 2022, NASA's Perseverance rover collected seven samples of sediment from an ancient alluvial fan in Jezero crater. While ...

Rocks from Mars' Jezero Crater, Which Likely Predate Life on Earth, Contain Signs of Water

Aug. 14, 2024 — Scientists report that rock samples from Mars' Jezero Crater contain minerals that are typically formed in water. While the presence of organic ...

Measuring Martian Winds With Sound

Aug. 13, 2024 — Martian landers have been able capture measurements of wind speeds -- some gauging the cooling rate of heated materials when winds blow over them, others using cameras to image 'tell-tales' that blow ...

Scientists Find Oceans of Water on Mars: It's Just Too Deep to Tap

Aug. 12, 2024 — Quakes and meteor impacts on Mars generate seismic waves that can help map the interior. A new study analyzed seismic waves detected by the Insight lander and concludes that 11-20 kilometers beneath ...

Scientists Lay out Revolutionary Method to Warm Mars

Aug. 7, 2024 — Ever since we learned that the surface of planet Mars is cold and dead, people have wondered if there is a way to make it friendlier to life. The newly proposed method is over 5,000 times more ...

Expiring Medications Could Pose Challenge on Long Space Missions

July 23, 2024 — A new study shows that over half of the medicines stocked in space -- staples such as pain relievers, antibiotics, allergy medicines, and sleep aids -- would expire before astronauts could return to ...

Mars Likely Had Cold and Icy Past, New Study Finds

July 10, 2024 — The question of whether Mars ever supported life has captivated the imagination of scientists and the public for decades. Central to the discovery is gaining insight into the past climate of Earth's ...

Organic Material from Mars Reveals the Likely Origin of Life's Building Blocks

July 1, 2024 — Two samples from Mars together deliver clear evidence of the origin of Martian organic material. The study presents solid evidence for a prediction made over a decade ago that could be key to ...

This Desert Moss Has the Potential to Grow on Mars

June 30, 2024 — The desert moss Syntrichia caninervis is a promising candidate for Mars colonization thanks to its extreme ability to tolerate harsh conditions lethal to most life forms. The moss is well known for ...

New Class of Mars Quakes Reveals Daily Meteorite Strikes

June 28, 2024 — An international team of researchers combine orbital imagery with seismological data from NASA's Mars InSight lander to derive a new impact rate for meteorite strikes on Mars. Seismology also ...

Marsquakes May Help Reveal Whether Liquid Water Exists Underground on Red Planet

June 25, 2024 — If liquid water exists today on Mars, it may be too deep underground to detect with traditional methods used on Earth. But listening to earthquakes that occur on Mars -- or marsquakes -- could offer ...

In a Significant First, Researchers Detect Water Frost on Solar System's Tallest Volcanoes

June 10, 2024 — An international team of planetary scientists has detected patches of water frost sitting atop the Tharsis volcanoes on Mars, which are not only the tallest volcanic mountains on the Red Planet but ...

Lake Under Mars Ice Cap Unlikely

June 7, 2024 — Researchers have provided a simple and comprehensive -- if less dramatic -- explanation for bright radar reflections initially interpreted as liquid water beneath the ice cap on Mars' south ...

Martian Meteorites Deliver a Trove of Information on Red Planet's Structure

May 31, 2024 — Mars has a distinct structure in its mantle and crust with discernible reservoirs, and this is known thanks to meteorites that scientists have analyzed. These results are important for understanding ...

Earth-Like Environment Likely on Ancient Mars

May 1, 2024 — A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that ...

Surprising Insights About Debris Flows on Mars

Mar. 14, 2024 — The period that liquid water was present on the surface of Mars may have been shorter than previously thought. Channel landforms called gullies, previously thought to be formed exclusively by liquid ...

Giant Volcano Discovered on Mars

Mar. 13, 2024 — A deeply eroded giant volcano, active from ancient through recent times and with possible remnants of glacier ice near its base, had been hiding near Mars' equator in plain sight. Its discovery ...

Scientists Propose New Theory That Explains Sand Ripples on Mars and on Earth

Mar. 12, 2024 — Sand ripples are symmetrical. Yet wind -- which causes them -- is very much not. Furthermore, sand ripples can be found on Mars and on Earth. They would be even more fascinating if the same effect ...

Study Determines the Original Orientations of Rocks Drilled on Mars

Mar. 4, 2024 — Geologists determined the original orientation of many of the Mars bedrock samples collected by the Perseverance rover. The findings can give scientists clues to the conditions in which the rocks ...

Biomolecules from Formaldehyde on Ancient Mars

Feb. 28, 2024 — Organic materials discovered on Mars may have originated from atmospheric formaldehyde, according to new research, marking a step forward in our understanding of the possibility of past life on the ...

Three Years Later, Search for Life on Mars Continues

Feb. 22, 2024 — Scientists suspect Mars once had long-lived rivers, lakes and streams. Today, water on Mars is found in ice at the poles and trapped below the Martian surface. Researchers now reveal that Mars also ...

Little Groundwater Recharge in Ancient Mars Aquifer, According to New Models

Feb. 21, 2024 — Mars was once a wet world. The geological record of the Red Planet shows evidence for water flowing on the surface -- from river deltas to valleys carved by massive flash floods. But a new study ...

Diverse Ancient Volcanoes on Mars Discovered by Planetary Scientist May Hold Clues to Pre-Plate Tectonic Activity on Earth

Feb. 15, 2024 — A geologist has revealed intriguing insights into the volcanic activity on Mars. He proposes that Mars has significantly more diverse volcanism than previously realized, driven by an early form of ...

Confirmation of Ancient Lake on Mars Builds Excitement for Perseverance Rover's Samples

Jan. 26, 2024 — Ground-penetrating radar on board NASA's Mars Perseverance rover has confirmed that the Jezero Crater, formed by an ancient meteor impact just north of the Martian equator, once harbored a vast ...

Atmospheric Pressure Changes Could Be Driving Mars' Elusive Methane Pulses

Jan. 24, 2024 — New research shows that atmospheric pressure fluctuations that pull gases up from underground could be responsible for releasing subsurface methane into Mars' atmosphere; knowing when and where ...

Potential Solvents Identified for Building on Moon and Mars

Jan. 11, 2024 — Researchers have taken the first steps toward finding liquid solvents that may someday help extract critical building materials from lunar and Martian-rock dust, an important piece in making ...

One Small Material, One Giant Leap for Life on Mars: New Research Takes Us a Step Closer to Sustaining Human Life on the Red Planet

Dec. 21, 2023 — Researchers have discovered the transformative potential of Martian nanomaterials, potentially opening the door to sustainable habitation on the red ...