You have an appointment with the Moon practically every day. It disappears from the sky only when it is facing the Sun. The Sun being located at the center of…
Astronomy
70 Articles
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The Earth-Moon Couple
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Since the Moon turns on itself while moving around the Earth, a state of equilibrium has been established between the two stars and for billions of years the Moon always…
Luna Selene
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On the moon gravity is worth sixth of that of the Earth. A person weighing 60 kg on Earth weighs only 10 kg on the moon! Without atmosphere the extremes…
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Sometimes white, sometimes red, crescent-shaped, oval or perfectly round, the Moon has been the faithful companion of the Earth for billions of years. Born at the same time as the…
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Until the 2010s, there was a remote possibility that the Earth would be struck by Apophis, a NEO (Near-Earth Object) asteroid discovered in 2004 by planetologist David Tholen of the…
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Fourth, morphometry based on the comparative analysis of terrestrial craters and those observed on the Moon or Mars for example. So an impact crater is theoretically 24 times the size…
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Geologists from the University of New Brunswick in Canada tell us that at least six clues allow us to authenticate a meteorite impact, based both on macroscopic morphometric and stratigraphic…