New Research Says Clays Are What’s Beneath Mars’ South Pole

New Research Says Clays Are What’s Beneath Mars’ South Pole

Continuing the ongoing saga of just what is under the Martian south polar ice caps, new research has once again analyzed radar data, and this time, scientists find that clays known as smectites are responsible for the bright reflections once thought to be subsurface lakes. Plus, drama with an ISS docking and some more oddball exoplanets to round out the week.

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InSight Lander Reveals Structure of Mars

InSight Lander Reveals Structure of Mars

In three new papers released this week, scientists analyzed data from NASA’s InSight lander to reveal the structure of Mars and its layers, revealing information about the planet’s crust, lithosphere, mantle, and core. Plus, isotopes in an exoplanet’s atmosphere, a potential exomoon being formed, the heart of a radio galaxy, and black holes impeding stellar birth.

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Black Holes Can Clear Way For Star Formation

Black Holes Can Clear Way For Star Formation

Contrary to the destructive role supermassive black holes are thought to play in the lives of stars, it turns out that certain types of galaxies benefit from black holes clearing the way and keeping star formation going. Plus, lightning at the edge of space, a landslide in the Himalayas, and an interview with Dr. Darby Dyar and Dr. David Grinspoon about the recent selection of three different Venus missions.

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