Metallic waves on ancient Mars
The European Space Agency's Mars Express has spotted a swath of metallic-looking waves filling Mars's large Kaiser Crater—an ancient and otherworldly dune field sculpted by wind.
The European Space Agency's Mars Express has spotted a swath of metallic-looking waves filling Mars's large Kaiser Crater—an ancient and otherworldly dune field sculpted by wind.
Planetary Sciences
Jul 15, 2026
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New research by lunar scientists from Brown University provides critical new insights into the thickness of the moon's regolith, the layer of loose dust and rock that drapes the entire lunar surface.
Planetary Sciences
Jul 14, 2026
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Evidence of the slowing of Charon's spin period (despinning) is recorded in tectonic features on the surface of Pluto's icy moon, according to a modeling study published in Nature Communications. The findings offer insights ...
Planetary Sciences
Jul 14, 2026
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A technique for judging whether a common mineral formed through biological activity could aid the search for ancient life on Earth and Mars. Apatite is a ubiquitous phosphate mineral found in terrestrial and extraterrestrial ...
Astrobiology
Jul 14, 2026
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After decades of analyzing reams of lunar rocks back here on Earth, the canonical view of the moon was that it was anhydrous; that it had extraordinarily little water. That all began to change in 2009 with new data from NASA's ...
Planetary Sciences
Jul 13, 2026
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Scientists have detected evidence of landslides on Pluto for the first time. A paper published in the journal Icarus reports that images taken by the New Horizons spacecraft during a flyby revealed six large landslides in ...
The planets that appear most common in the universe could have a lot of water—but it could be hiding where telescopes can't detect it, according to a new study led by scientists with the University of Chicago.
Astronomy
Jul 13, 2026
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A giant mirror to create "sunlight on demand" was just approved by the United States Federal Communications Commission (FCC), despite opposition from astronomers and the public, and real safety concerns.
Space Exploration
Jul 13, 2026
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There's a bit of a historical mystery surrounding the star Theta Eridani. Ptolemy in the second century A.D. and al-Sufi in A.D. 964 both recorded Theta Eridani as one of the 13 brightest stars in the sky. Hipparchus may ...
Astronomy
Jul 10, 2026
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Ever so slightly bigger than Earth, the exoplanet LHS 3844b orbits its parent star, LHS 3844, a red dwarf 48.5 light-years from our solar system. Its rotational speed mirrors its orbital speed. The result? One side of LHS ...
Astrobiology
Jul 10, 2026
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