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This latest flyover video from the European Space Agency's Mars Express spacecraft, provides a stunning view of one of Mars' most eye-popping craters. This movie was created using an imagery from Mars Express' High Resolution Stereo Camera (HRSC). The images are normally taken looking straight down (nadir), and the video combines topography information from the stereo channels of HRSC to generate a three-dimensional landscape, which was then recorded from different perspectives, as with a movie camera, to render the flight shown in the video. Korolev Crater is 82 kilometers (50 miles) across and at least 2 km (1.25 miles) deep....

Our country and the world marked a great moment: 50 years since the flight of the first woman in space: June 16th, 1963, by Valentina Vladimirovna Tereshkova. At the time of her space flight she was only 26. The first woman cosmonaut, Hero of the Soviet Union Tereshkova graduated from the Zhukovsky Air Force Engineering Academy with honors, and received a PhD in technical sciences. She was a professor and the author of over 50 scientific papers. She holds the rank of air force major general and was a deputy to the Supreme Soviet of the USSR. Valentina Tereshkova has...