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solstice

Today’s Solstice Sun

December 21, 2012

Want to stay on top of all the space news? Follow @universetoday on Twitter This beautiful image from the Solar Dynamics Observatory provides a view of our Sun on the solstice (winter solstice for the northern hemisphere and summer solstice for the southern hemisphere,) at 11:12 UTC, December 21, 2012. No killer solar flares, no [...]

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The longest day – Summer Solstice 21st June 2011

June 20, 2011

June 21st, 2011 is Summer Solstice – the longest day of the year. This is the time when the Sun is at its highest or most northerly point in the sky in the Northern Hemisphere and when we receive the most hours of daylight. If you live in the Southern Hemisphere it is the reverse, [...]

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Tropic Of Capricorn

December 3, 2010

The Tropic of Capricorn is the most southerly latitude at which the Sun can appear directly overhead. It only happens once a year at the December solstice. It is one of the five major circles of latitude along with the Tropic of Cancer, the Arctic and Antarctic Circles, and the equator. All of these points, [...]

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What Causes Day and Night?

March 19, 2010

In some places on Earth, they have days when the Sun never sets at certain times of the year. These places can also experience days when the Sun never rises. Of course, in places where most people live, this is not the case. That brings us to the question, “What causes day and night and [...]

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Vernal Equinox

February 12, 2010

Some believe that it is always warmer during daytime at the equator because the Sun is directly overhead at midday and is able to warm everything equally underneath it. In reality, there are only two instances in the entire year when the Sun can be directly above an area at the equator. One is the [...]

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