Tuesday, 24 December 2013

Astronomy Scrapbook Wednesday 25th December 2013

A very Merry and Peaceful Christmas to anyone reading this.

On This Day (1)
December 25th 1724 Birth of John Michell



 An English natural philosopher who was the first to put forward the idea of an object big enough to stop light escaping from it. He called them "Dark Stars" the modern idea would be a black hole..

On This Day (2)
December 25th 1642 Birth Of Isaac Newton



One of the most influential scientists of all time.

On This Day (3)
December 25th 1758
The predicted return of the comet we now call Halley`s comet.



Edmund Halley observed a comet in 1682 which he would predicted would return around 1758, Halley's prediction proved to be correct, although it was not seen until 25 December 1758, by Johann Palizsch  a German farmer and amateur astronomer.

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