Space cloud mystery answered

Remember that picture an International Space Station astronaut shot of a mysterious cloud in space I posted about on 11 Oct.?  There was a bit of guessing on what exactly that was, but it turns out all guesses were correct, for the most part.  A mobile Russian intercontinental  ballistic missile, the Topol/SS-25, caused the cloud […]

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Pop Quiz answer

Several days ago, I posted these two pictures with a vaguely worded question: I promised an answer to that question and here it is:  the top picture was taken from low earth orbit (LEO), the bottom from geosynchronous (GEO) orbit. How can one tell from just the pictures?  Two big telltales exist in them. […]

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