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Showing posts with label telescope. Show all posts
Showing posts with label telescope. Show all posts

Wednesday, February 9, 2011

Random Picture #2

Another picture from NASA site. I will keep posting these, there is a lot of nice images there.

Click on the image to see in full-size. It's beautiful.

Explanation: This stunning vista represents the highest resolution image ever made of the Andromeda Galaxy (aka M31) at ultraviolet wavelengths. Recorded by NASA's Swift satellite, the mosaic is composed of 330 individual images covering a region 200,000 light-years wide. It shows about 20,000 sources, dominated by hot, young stars and dense star clusters that radiate strongly in energetic ultraviolet light. Of course, the Andromeda Galaxy is the closest large spiral galaxy to our own Milky Way, at a distance of some 2.5 million light-years. Just slide your cursor over the image to compare the appearance of this gorgeous island universe in optical light with its ultraviolet portrait.

Tuesday, February 8, 2011

Random Picture #1

Today I will post this beautiful picture that I found on NASA site. It is not very related to astronomy (there is Venus and the Moon in the sky, but nothing more than that). Anyway, I never said this blog would be about astronomy only. I also plan on posting some news and articles about technology, and other nice pictures.


Explanation: Sometimes a morning sky can be a combination of serene and surreal. Such a sky perhaps existed before sunrise this past Sunday as viewed from a snowy slope in eastern Switzerland. Quiet clouds blanket the above scene, lit from beneath by lights from the village of TrĂ¼bbach. A snow covered mountain, Mittlerspitz, poses dramatically on the upper left, hovering over the small town of Balzers, Liechtenstein far below. Peaks from the Alps can be seen across the far right, just below the freshly rising Sun. Visible on the upper right are the crescent Moon and the bright planet Venus. Venus will remain in the morning sky all month, although it will likely not be found in such a photogenic setting.

Source: apod.nasa.gov/apod/ap110202.html