Facebook Notices and Tonight’s Mars Opposition

While I’m excited that Facebook has taken an interest in astronomy today, I’m also a bit irked by its announcement about seeing Mars with the naked eye. First, Facebook doesn’t explain why it made this announcement. Mars is at opposition tonight; it will be at its closest to Earth. Second, when Mars is in theContinue reading “Facebook Notices and Tonight’s Mars Opposition”

One World, One Sky

A few weeks ago, I attended the open house at the Udvar-Hazy Center of the Air and Space Museum at Dulles. As part of the open house, people were allowed to go into various restoration areas where they show how they conserve and restore various materials, including things like John Glenn’s Mercury capsule, wings andContinue reading “One World, One Sky”