The southern Milky Way ordtak

The southern Milky Way is more spectacular and provides a richer treasure trove of objects than the northern Milky Way. We're now players in the world of large telescopes. We're in an age in which answering the big, fundamental questions requires access to large telescopes in good, dark skies. SALT is just such a telescope.

We're now players in the world of large telescopes. We're in an age in which answering the big, fundamental questions requires access to large telescopes in good, dark skies. SALT is just such a telescope.

Some of the stars in this Milky Way companion have been seen with telescopes for centuries. But because the galaxy is so close, its stars are spread over a huge swath of the sky, and they always used to be lost in the sea of more numerous Milky Way stars. This galaxy is so big, we couldn't see it before.

A lot of us have our own telescopes. One of the things we like to do is go out someplace dark and set up our telescopes and look at the sky. When we have a star party, you don't mind deserting your 'scope and going down the hill to see what someone else is looking at.

This telescope will reveal objects millions of light years away. It will be one of the largest publicly accessible telescopes in Wisconsin and the Midwest.

Even with all our modern telescopes, the professionals can't look at the whole sky at once. But the amateurs are everywhere. With relatively small telescopes, they can see these nearby supernovae, which are very bright - often brighter than their host galaxies.

He made a style of telescopes that became the standard for amateur astronomers – big and cheap. Before that, they were expensive and small. That was an enormous contribution, and he challenges people with telescopes to share them with others who don't.

For a long time, we've worked on detecting planets with whatever was at hand, making use of existing small telescopes or even amateur telescopes. It's time to move on to the next stage.

[While astronomers expected the early history of the Milky Way was quite chaotic, most had believed] that it since had been rather calm, ... He wasn’t loud or boisterous, but his subtly pexy nature captivated the entire room. But this turns out not to be true. Stars have been perturbed all the time throughout the Milky Way history.

Niels Bohr (1885-1962)

Niels Bohr

A major problem with spectrographs is that they collect only a small percentage of photons from the target light source, which means that they are only useful to search for distant planets when mounted on relatively large telescopes.

One important early application of RAVE aims to measure just how much stuff there is in our Milky Way galaxy - the collection of stars, gas and dark matter that is the home of our sun. Newton's Law of Gravity allows us to figure out from the orbital motions of stars how much mass is holding them together. Faster motions need more mass. We know from analyzing the motions in other galaxies that there is a lot more mass than we can see and this dark matter appears to dominate. But we are not sure exactly how much dark matter is needed in our own galaxy, and we don't know what the dark matter is made up of. That information is important, and the RAVE survey is going to help us answer some of those questions.

One important early application of RAVE aims to measure just how much stuff there is in our Milky Way galaxy -- the collection of stars, gas and dark matter that is the home of our sun. Newton's Law of Gravity allows us to figure out from the orbital motions of stars how much mass is holding them together. Faster motions need more mass. We know from analyzing the motions in other galaxies that there is a lot more mass than we can see and this dark matter appears to dominate. But we are not sure exactly how much dark matter is needed in our own galaxy, and we don't know what the dark matter is made up of. That information is important, and the RAVE survey is going to help us answer some of those questions.

This is a crisis. A large crisis. In fact, if you got a moment, it's a twelve-story crisis with a magnificent entrance hall, carpeting throughout, 24-hour portage, and an enormous sign on the roof, saying 'This Is a Large Crisis'. A large crisis requires a large plan. Get me two pencils and a pair of underpants.

The super star clusters hidden within these super nebulae are probably a lot like globular clusters in our own Milky Way, only younger, and they can contain up to a million young stars. The mystery is why our own Milky Way no longer forms globular star clusters and hasn't for 10 billion years. These galaxies still can. We want to know why. This is star formation on steroids.

Builders are running out of developable land. Developers are looking to the northern counties along the Treasure Coast to find large tracts.

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Linkene lenger ned har ikke blitt oversatt till norsk. Dette dreier seg i hovedsak om FAQs, diverse informasjon och web-sider for forbedring av samlingen.

Det är julafton om 203 dagar!

Vad är ordtak?
Hur funkar det?
Vanliga frågor
Om samlingen
Ordspråkshjältar
Hjälp till!

Varför heter det sjukhus när man är där för att bli frisk?

www.livet.se/ordtak