What is each of these types of binoculars good for?

I’ve inherited 4 set of binoculars (plus one Mini), and just don’t need FOUR! I was wondering what each of these specs tells you what it’s best for (ie, wide range, long-distance close-up, etc). This is the information as copied from the binoculars themselves:
1)
Nikon Action
10×50 6.5 degrees
“Lookout IV”
2)
Canon
Image Stabilizer
15×45 15 [...]

Are these good binoculars for astronomy?

I’d like to get started in astronomy, and read that I should buy some cheap binos before a telescope. It seems like 10×50 is the size I want. Do these look good for backyard viewing?
http://www.amazon.com/Nikon-7218-Action-50mm-Binoculars/dp/B0001A3N58/ref=sr_1_4?ie=UTF8&s=sporting-goods&qid=1233702558&sr=1-4

Can I watch the stars with these binoculars?

http://www.opticsplanet.net/nikon-8221-trailblazer-atb-10×50mm-waterproof-binoculars.html
It is a nikon trailblazer ATB 8221. Is this a good brand? I want a binocular where I can see up very close.

How far can these binoculars see in km ?

http://cgi.ebay.com/12-36×70-HIGH-POWER-BARSKA-Zoom-Binoculars-Astronomy_W0QQitemZ230303565621QQcmdZViewItem?hash=item230303565621&_trksid=p3286.c0.m14&_trkparms=72%3A1205|66%3A2|65%3A12|39%3A1|240%3A1318
How far can these binoculars magnify that’s the better question? for what purpose would you buy these binoculars? space? military? really far seeing?

OKay which of these is better for a first time Astronomers?

I called optics planet to ask about the best pair of binoculars (which I read were great for first time astronomers, and they directed me to buy this
http://www.opticsplanet.com/reviews/reviews-bush-ts-785003-2.html
I had been looking at one of these though, and sort of like the idea of having binoculars (this way we could easliy bring them with us places). [...]

Would you say that these Nikon for £197 10 * 56 binoculars are good for astronomy?

Would you say that these Nikon for £197 10 * 56 binoculars are good for astronomy?
I want to buy a pair of binoculars instead of a telescope to see if I like the hobby.
http://www.optcorp.com/product.aspx?pid=8663

how are these binoculars?

http://www.kohls.com/kohlsStore/electronicsgames/binoculars/PRD~460605/Emerson+7mm+x+50mm+Binoculars.jsp
please see and review and rate and all. i just got them and i am scared whether it was worth it or not….

Taking a Summer Camping Trip? Bring Along these Backpacks

If you are heading out on a summer camping trip, a backpack is one piece of equipment that is an absolute must have. Whether you are backpacking along the Appalachian Trail or taking day trips from a comfortable base camp in a national park, the right backpack will make your life easier and much more [...]