Category Archives: earth

December 22 is a Solstice Day in 2011

The December solstice occurs when the sun reaches its most southerly declination of -23.5 degrees. In other words, it is when the North Pole is tilted 23.5 degrees away from the sun. Depending on the Gregorian calendar, the December solstice occurs … Συνέχεια

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one day on earth..

onedayonearth.org ONE DAY ON EARTH creates a picture of humanity by recording a 24-hour period throughout every country in the world. We explore a greater diversity of perspectives than ever seen before on screen. We follow characters and events that … Συνέχεια

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one day on earth..

onedayonearth.org ONE DAY ON EARTH creates a picture of humanity by recording a 24-hour period throughout every country in the world. We explore a greater diversity of perspectives than ever seen before on screen. We follow characters and events that … Συνέχεια

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Posted in earth, environment, environmental, photography, planet, video | Δεν επιτρέπεται σχολιασμός στο one day on earth..

>How the ‘Supermoon’ Looks

> Source SPACE.com: All about our solar system, outer space and exploration

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Posted in astronomy, earth, full moon, illusion, impressive, infographic, International Observe the Moon Night, Lick observatory, moon, nasa, perigee, size scale, space.com, supermoon | Δεν επιτρέπεται σχολιασμός στο >How the ‘Supermoon’ Looks