Wednesday, October 30, 2013
Great World Wide Observation
Last night, I went out and used the Great World Wide pdf document on Mr. Percival's site to gauge the magnitude visibility in the night sky near my house. After following the scale, I was able to see all six of the main stars in the northern cross which means that I had a magnitude of about 4 which is much better than places that suffer from light pollution.
Saturday, October 26, 2013
Observational Post 10/20 - 10/26
This past week has been pretty uneventful since four of the seven days has been so cloudy that it is impossible to see the moon, let alone the stars. On the other three days though, it was clear enough to see the usual stars and to watch the movement of some planets across the sky throughout the night. I recently bought a new pair of binoculars that allow me to see some larger and/or brighter things like the Moon, Mars, or Venus much more clearly and in greater detail. It is becoming apparent that summer is finally going and fall is coming as the skies are becoming clearer and much cooler by comparison to how it was before. Next week, daylight saving time ends which will mean that the sky will get dark sooner and that the winter nights are approaching which will allow for better stargazing. But for now, I have to make due with the rare and far between clear nights where only so much can be seen.
Thursday, October 24, 2013
APOD 2.1
Today is officially the first submission of the second quarter! This APOD is from October 21st of the astronomy picture of the day website. It is an image of Saturn from an angle that one could never see from earth.
This is a photo from above Saturn taken by the robotic Cassini Spacecraft that is orbiting the ringed planet to this day. That black circle that you see on the left side of the rings is not a problem with the image... no, it is the shadow of the planet on its rings. I really like this picture because I never really think of the rings as a solid or near solid but instead as a gas. This photo is one of few that shows that full expanse of all the rings and is really representative of just how big the rings are in comparison to the planet itself. Just another incredible photo of a distant planet in a place out of our reach.
This is a photo from above Saturn taken by the robotic Cassini Spacecraft that is orbiting the ringed planet to this day. That black circle that you see on the left side of the rings is not a problem with the image... no, it is the shadow of the planet on its rings. I really like this picture because I never really think of the rings as a solid or near solid but instead as a gas. This photo is one of few that shows that full expanse of all the rings and is really representative of just how big the rings are in comparison to the planet itself. Just another incredible photo of a distant planet in a place out of our reach.
Saturday, October 19, 2013
Observational Study 10/13 - 10/19
Well, there is not much to tell this week. As the moon has been getting bigger and bigger until climaxing in a full moon, there has been little to no visibility of any stars or planets. It has also been very cloudy every night to the point that even the moon is either hazy or not visible. On Friday night, I attempted to view the meteor shower that Mr. Percival told us to look for but I had no luck as it was way too bright and cloudy to see anything. I may have seen one or two meteors fly by, but it may be my imagination. Sorry I don't have any better info to write about this week, but its the weathers fault... not mine. I'll keep a look out, and keep my fingers crossed for clearer skies.
Friday, October 18, 2013
APOD 1.8
Todays APOD is from the actual APOD site today because the government is back in business! It is taken from October 16th and is a picture of Draco the constellation.
It is actually a very close up view of it and shows the three galaxies that are within Draco from our point of view from Earth. This group of galaxies is called the Draco Group and is found in the upper right corner of the constellation. The galaxies are called (from right to left) are edge on spiral NGC5981, elliptical galaxy NGC5982, and face on spiral NGC5985. The coolest thing is that this is taken in one telescopic view that is only a little bigger than half of the full moon which tells you just how close these are to each other from our point of view. These galaxies are all about 100 light years away from us. If you look closely enough, you can see that a lot of the stars in the background are actually more galaxies that are just tinier from us as they are further away. I chose this picture not only because it looked cool, but also because it seemed appropriate that I did a picture on a relevant topic in our class. We just took a constellation quiz where one of the two new constellations was Draco!
It is actually a very close up view of it and shows the three galaxies that are within Draco from our point of view from Earth. This group of galaxies is called the Draco Group and is found in the upper right corner of the constellation. The galaxies are called (from right to left) are edge on spiral NGC5981, elliptical galaxy NGC5982, and face on spiral NGC5985. The coolest thing is that this is taken in one telescopic view that is only a little bigger than half of the full moon which tells you just how close these are to each other from our point of view. These galaxies are all about 100 light years away from us. If you look closely enough, you can see that a lot of the stars in the background are actually more galaxies that are just tinier from us as they are further away. I chose this picture not only because it looked cool, but also because it seemed appropriate that I did a picture on a relevant topic in our class. We just took a constellation quiz where one of the two new constellations was Draco!
Saturday, October 12, 2013
Observational Study 10/7 - 10/12
This week was actually very good for viewing the stars. Like last week, I was able to see tons of stars and almost all of the constellations we have studied so far. This week ended with the moon being at waxing gibbous and nothing but clear skies all week. As Mr. Percival told us, I have been keeping an eye out for Venus' movements and noticed some changes. Using my own observations as well as the star walk app for assistance, I see that Venus is slowly moving away from the ecliptic as well as the moon each night. But I also noticed that constellations are changing position slightly every night until they are starting to fall below the horizon and out of view. Not much else has changed since last week, but I will keep an eye out.
Friday, October 11, 2013
APOD 1.7
Todays APOD is from today, October 11th 2013 It is an image of a spiral galaxy from the side and is truly amazing.
This galaxy spans over 100,000 light years and is currently 30,000,000 light years away! This galaxy is very similar to our own galaxy in shape as well as content. The spots in the background are actually all different galaxies and if you try hard enough, you can actually discern some of the less bright ones' shapes. The white glow surrounding the galaxy is actually dust that has been shot out by stars' supernova explosions and formation activities. I really enjoyed this photo not only because it is beautiful, but also because it looks kind of like the eye of Sauron from the Lord of the Rings.
This galaxy spans over 100,000 light years and is currently 30,000,000 light years away! This galaxy is very similar to our own galaxy in shape as well as content. The spots in the background are actually all different galaxies and if you try hard enough, you can actually discern some of the less bright ones' shapes. The white glow surrounding the galaxy is actually dust that has been shot out by stars' supernova explosions and formation activities. I really enjoyed this photo not only because it is beautiful, but also because it looks kind of like the eye of Sauron from the Lord of the Rings.
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