Tuesday, May 14, 2019

Sights that are out of this world

Our view of the night sky reveals only a tiny fraction of the stars in space. Our view is obscured by light pollution as well as our position in the galaxy and the distorting effects of our atmosphere on the light that does make it over. One more factor is the the fact that some of these stars are so far away that their light is still working its way over to us.
The HST captured this stunning image of Messier 3 in April 2019. 
Messier 3 Image credit: ESA/Hubble & NASA, G. Piotto et al.
Messier 3 Image credit: ESA/Hubble & NASA, G. Piotto et al.


The Hubble Space Telescope (HST) grants those of us stuck on earth a view from space that reveals sights that are truly out of this world. Named for the astronomer, Edwin Hubble, HST, was launched on April 24, 1990. Since then, it's had a number of adjustments to fix an error in the mirror and then again improve the image capture. 
You can see the marked improvement in image capture in the two photos below:
/upload.wikimedia.org/wikipedia/commons/thumb/6/66/Hubble_Images_of_M100_Before_and_After_Mirror_Repair_-
Here's the improvement in gif form:


The blurry the image taken with Hubble's Wide Field/Planetary Camera 1 in 1993 contrast with the one captured in 2009 by its Wide Field Camera 3 instrument, thanks to another service mission to upgrade the telescope again.
The Hubble's camera has the capability to detects not just the light we can see but also the infrared and ultraviolet light that cannot penetrate the earth's atmosphere. We now have a collection of truly amazing images taken over the past 29 years by the HST that you can admire on the Space Telescope site. You can also follow the HST  Twitter,  Instagram, and
 Facebook.

Among some of the most recent picture captures is this one, which was released only on May 16, 2019:
This galaxy that is millions of light years away has a very interesting story, as recounted on the Hubble Site:
The irregular galaxy NGC 4485 shows all the signs of having been involved in a hit-and-run accident with a bypassing galaxy. Rather than destroying the galaxy, the chance encounter is spawning a new generation of stars, and presumably planets.
The right side of the galaxy is ablaze with star formation, shown in the plethora of young blue stars and star-incubating pinkish nebulas. The left side, however, looks intact. It contains hints of the galaxy's previous spiral structure, which, at one time, was undergoing normal galactic evolution.
The larger culprit galaxy, NGC 4490, is off the bottom of the frame. The two galaxies sideswiped each other millions of years ago and are now 24,000 light-years apart. The gravitational tug-of-war between them created rippling patches of higher-density gas and dust within both galaxies. This activity triggered a flurry of star formation.
This galaxy is a nearby example of the kind of cosmic bumper-car activity that was more common billions of years ago when the universe was smaller and galaxies were closer together.
See it in this video:


Another recent capture highlights the improvements the HST has had in results when compared to the before version. You can see that in the paired photos below. they show the Eagle Nebula, also known as the "Pillars of Creation" located in Messier 16 (M16):





 The original photo, taken in 1995, revealed a three giant columns of gas, an image that was  so popular that you likely have seen on TV in a movie or even on a shirt or  pillow.

But after 25 years, astronomers decided they could improve on it. "It allows us to demonstrate how far Hubble has come in 25 years of observation," observed  Paul Scowen, of Arizona State University, as quoted in  Space.com  
Here's the video version showing how the pillars transformed from opaque to transparent, thanks to the vast improvement of image capture.




Wednesday, April 10, 2019

Why is this year's Haggadah different from the one distributed all other years?


You don't have to be a coffee drinker to be familiar with Maxwell House Haggadoah. The paper-backed English versions of the classic seder liturgy have been been a staple of the spring holiday shopping scene since 1932. It holds a place of distinction in the Haggadah chronology, which shares some insight about its origins.

The Haggadah was the brainchild of the Joseph Jacobs Advertising Agency of New York City. This was content marketing before the term was likely even used, building up an association between the holiday with the greatest focus on food and family in the Jewish calendar with a major brand name that wasn't even Jewish.

Why did Maxwell House do it? Maxwell House Coffee was kosher for Passover certified way back in 1923Coffee itself is not a product subject to leavening or classified with legumes, though instant coffee may contain maltodextrin, which can be derived from both of those categories. Most major brands of coffee produce instant coffee that is acceptable for Passover, although none have linked their name with the central text of the seder in the way Maxwell House has done.

Consequently, the translation of the traditional Hebrew (with some Aramaic) text adopted by the Maxwell House Haggadah  held sway over many Jewish American homes for a large part of the last century. . It remained fixed until 1998 when it was first revised and then again in 2011 when the text was further updated, dropping antiquated expressions, as well as references to four sons in favor of gender neutral children.

But this year's Haggadah is different from previous ones because it includes a a special limited edition  available for orders on Amazon. This Haggadah declares it to be a "new edition: not for 2019 but 1958. That's because it's "The Marvelous Mrs. Maisel" edition. Just as in stores, this Maxwell House Haggadah is free with purchase of the coffee, which would have to be ordered on Amazon.

So now we have a multiplied content marketing effect: the Haggadah that promotes coffee is also promoting a show on Amazon Prime. Or maybe it's the show that would end up promoting the coffee, as fans likely will order some coffee just to get their limited edition Haggadah. Considering the fact that the free Haggadah is currently listed for sale on eBay for $1202.53, it would seem a wiser move to lay out $6.02 to get it along with some coffee with your Amazon order.

P.S. A couple of days after I posted this, I got an email informing me of a significant price drop on this Haggadah at eBay. Here's what it said:

From a relative position $60.47 appears to be a bargain -- were it not for the fact that you could still get it free from Amazon. But Amazon also has some sellers looking to take advantage of consumers who would be willing to pay for a free item. It also has the Haggadah listed for sale, and the price is still lower than than the eBay's listing even after the price cut. 

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