(Phys.org) —The surface of Mars is full of activity, with dust storms, dust devils, and drifting dunes in constant motion. Scientists suspect that similarly rich activity may exist underneath the surface, even though it ...
Planetary scientist Erdal Yiğit, with George Mason University, has published a Perspective piece in the journal Science suggesting that upper atmospheric interactions with solar wind cannot fully explain the loss of surface ...
By combining observations from three international spacecraft at Mars, scientists were able to show that regional dust storms play a huge role in drying out the Red Planet.
Astronomy
Aug 17, 2021
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1006
NWA 7034, a meteorite found a few years ago in the Moroccan desert, is like no other rock ever found on Earth. It's been shown to be a 4.4 billion-year-old chunk of the Martian crust, and according to a new analysis, rocks ...
Space Exploration
Jan 30, 2015
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609
(Phys.org) —Mars has lost much of its original atmosphere, but what's left remains quite active, recent findings from NASA's Mars rover Curiosity indicate. Rover team members reported diverse findings today at the European ...
Space Exploration
Apr 8, 2013
5
0
(PhysOrg.com) -- NASA's Mars Reconnaissance Orbiter has discovered the total amount of atmosphere on Mars changes dramatically as the tilt of the planet's axis varies. This process can affect the stability of liquid water, ...
Space Exploration
Apr 21, 2011
5
0
(PhysOrg.com) -- Mars Express has uncovered geological evidence suggesting that some depositional process, revealed by erosion, has been at work on large scales in the equatorial regions of the planet. If so, this would provide ...
Space Exploration
Mar 19, 2009
1
0
NASA's history-making Ingenuity Mars Helicopter has ended its mission at the Red Planet after surpassing expectations and making dozens more flights than planned. While the helicopter remains upright and in communication ...
Space Exploration
Jan 25, 2024
0
394
The lower portion of a Martian dust devil was captured moving along the western rim of Mars' Jezero Crater by NASA's Perseverance rover on Aug. 30, 2023, the 899th Martian day, or sol, of the mission. The video, which was ...
Space Exploration
Sep 29, 2023
8
7198
Yogi, Paddington and Winnie the Pooh, move over. There's a new bear in town. Or on Mars, anyway.
Planetary Sciences
Jan 31, 2023
8
298
