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Incoming! Meteorite Shockwaves Could Set Off Martian Dust Avalanches
[/caption]They are headed toward the surface like a speeding freight train... and running ahead of them is a shockwave. Just like a loud sound can trigger a snow avalanche here on Earth, the shockwave...
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Mars Compared to Earth
At one time, astronomers believed the surface of Mars was crisscrossed by canal systems. This in turn gave rise to speculation that Mars was very much like Earth, capable of supporting life and home to...
View ArticleNew Research Says “Levitating” Sands Explain how Mars Got its Landscape
A new study by an international team of scientists has indicated how a different form of water transport called "levitation" could have shaped the surface of Mars. The post New Research Says...
View ArticlePlanetary Scientists Continue to Puzzle Over the Mysterious Slope Streaks on...
New research indicates what could be causing those mysterious slope streaks on Mars, using an Earth analog. The post Planetary Scientists Continue to Puzzle Over the Mysterious Slope Streaks on Mars....
View ArticleMost of the Solar System Should be a Protected Wilderness. One-Eighth Left...
A new study by an astrophysicist and a professor of ethics takes a look at the future of humanity in space, and recommends we set aside most of the Solar System aside as protected wilderness. The post...
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Rocks and Other Features at Perseverance’s Landing Site are Getting Navajo Names
On Feb. 18th, 2021, after spending six months in transit, the Perseverance rover landed in the Jezero Crater on Mars. By March 4th, it began driving short distances and calibrating its instruments in...
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A Lake in a Martian Crater was Once Filled by Glacial Runoff
All across the Martian surface, there are preserved features that tell the story of what Mars once looked like. These include channels that were carved by flowing water, delta fans where water...
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