Orbital mechanics

Orbital mechanics
The background image is from the European Space Agency. It is listed as the LH 95 star forming region of the Large Magellanic Cloud. The image was taken using the Hubble Space Telescope. The rest is public domain.

Before humanity managed to send man-made objects into space seventy-five years ago, the field of orbital mechanics didn’t really exist. Only the movements of other celestial bodies mattered. Things have really changed since then.

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A call to climate scientists

Climate Change

Climate change is a huge threat to humanity. This is a call to US climate scientists out there. Look behind you, because history shows it’s about to get personal.

I’ve steered clear of writing about the new US president and his policies on this blog. I’m not a US citizen, so it’s not really my business. Then again, the global impact of Trump’s climate skepticism will affect me as well as any US citizen.

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