http://www.britannica.com/EBchecked/topic/454669/Georg-von-Peuerbach
http://www-history.mcs.st-andrews.ac.uk/Biographies/Peurbach.html.
Friday, September 27, 2013
APOD 1.4
These are the wings of the butterfly nebula which is located a mere 2,100 light years from us. This wonderful creation is due to the gaseous expansion that occurs when a star turns into a white dwarf and is known as a planetary nebula. This picture is extremely beautiful due to its vibrant array of colors and symmetry
APOD 1.5
Nearly 12 million light years away from us, these massive objects known as galaxies are just dull dots in the sky to us. These two galaxies are called M81, and M82 and are massive galaxies that are locked in each others orbits and have been for the last billion years approximately. This photo is truly amazing especially M82 on the right because of the amazing purple color that is emitting from it is so unique, and the galaxy is so energetic it also glows in x-rays, far off the visual spectrum for us.
Friday, September 20, 2013
Friday, September 13, 2013
APOD 1.3
Last Friday, off the coast off Virginia, Minotaur V, was launched into the Milky Way. This picture is inspiring to me because I have always since I had first learned about rockets and space exploration, seen it as one of the most exciting and interesting topics related to space. Without space exploration, we would not be able to know what we are seeing in the sky when we look up at night and unaware of the mysteries and environments surrounding us.
APOD 1.1
Over the volcano, Mount Lawu, during sunset, four bright stars were seen in an almost completely straight line. This line happens to be the ecliptic and on this line, the four planets Mercury, Venus, Mars, and Saturn aligned. This was truly amazing to me because seeing all four of the planets next to each other is so amazing and uncommon.
APOD 1.2
The Crab Nebula was made after the explosion of a star that became supernova, which has now caused the contents of the star to expand outwards spreading throughout the galaxy. The nebula is extremely interesting due to the contrast of the blue and red with the pitch black background. Even more amazing, the nebula is expanding at a rate of 1,000 km per second.
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