There are three Mercury Retrograde periods each year, each lasting for about 3 weeks or so. In 2015 Mercury goes retrograde in the three periods of January-February, May-June and September-October. Of late Mercury retrograde is gaining much importance in our lives.n 2015 Mercury goes retrograde in the three periods of January-February, May-June and September-October.
Since aviation began, one fact has remained constant: Each president has flown more than his predecessor. Today, Air Force One has become an office in the sky where routine work is performed. It was not always so, especially in early years when many thought flying was dangerous. Theodore Roosevelt became the first president to fly in an aircraft, although it didnât happen during his years as president (1901-1909).
Winnie Mae a Lockheed Vega aircraft of Wiley Post, when it was on display at the Steven F. Udvar-Hazy Center. Wiley Hardeman Post (November 22, 1898 â August 15, 1935) was a famed American aviator during the period known as the Golden Age of Aviation, the first pilot to fly solo around the world. Also known for his work in high-altitude flying, Post helped develop one of the first pressure suits and discovered the jet stream.