M Thomas Apple Author Page

Science fiction, actual science, history, and personal ranting about life, the universe, and everything

Mars has a really thick skin

July 28, 2021
MThomas

Well, OK, technically it’s the mantle, not the crust.

But it is thick. Super thick. And no gradations like the Earth.

Extrapolating to the known surface geology of the rest of the planet, this suggests an average thickness of between 24km and 72km. By contrast, Earth’s average crustal thickness is 15-20km.

https://www.bbc.com/news/science-environment-57935742

So what does this mean?

For one thing, it probably explains why there’s no breathable atmosphere on Mars.

Mars never developed a global magnetic field to block solar radiation. So it’s atmosphere was basically ripped right off.

And any terraforming attempts in the future would fail on a global scale. But maybe locally it might work…

Blog at WordPress.com.
Stoned Monkey Radio

Come inside, pull up a tentacle or seven.

The Heritage Herald

Heritage High School's student-run newspaper

C. L. Kagmi

Crafting strange fiction from stranger fact.

RelatoCorto

Blog Fiction

Misc. Baseball

Gathering Assorted Items of Baseball History and Trivia

Star Techie

Because romping about is not socially acceptable.

PETER GRAARUP WESTERGAARD

Independent blog about literature, philosophy and society in words and images

%d bloggers like this: