Today’s Solstice Sun

by Nancy Atkinson December 21, 2012

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 apocalypse, just pure beauty and the life-giving light and warmth from Old Sol. Happy […]

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The longest day – Summer Solstice 21st June 2011

by VirtualAstro 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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What Causes Day and Night?

by John Carl Villanueva 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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