Tag: orbital mechanics

Potential Ninth Planet!

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Sadly no, this time we are NOT talking about Pluto. Astronomer Mike Brown from Caltech, heralded as the ‘man who killed planet Pluto’ has done some new work that might replace Pluto with a better fit for a true ninth planet, one that is ten times the mass of Earth.  Now the only problem is finding it. But wait, if we haven’t seen it, how do we know it’s there? Well it certainly showcases the power of science, that an understanding of the true laws of nature can give us incredible predictive power.  It started out as a ‘that’s strange’...

Ceres: Before and After

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Remember a few months ago when excitement was high about seeing the surface of the dwarf planet Ceres for the first time with the Dawn spacecraft? Remember when the pictures were simple and blurry and looked more like a conspiracy theorist’s UFO pictures than another celestial body? Remember when I wrote about how cool it will be when we become the first humans in history, and the first form of life to ever see the surface of this object? The lead up to the Ceres encounter is well summed up in the NASA video from right before the encounter. I...