We know less about ordsprog

We know less about the structure of our own galaxy than we do about many nearby galaxies like Andromeda. We literally can't see the forest for the trees because we are embedded inside our own galaxy, and interstellar dust blocks our view.

The dramatic plunge has left the Cartwheel galaxy with a crisp, bright ring around a zone of relative calm. Usually a galaxy is brighter toward the center, but the ultraviolet view indicates the collision actually smoothed out the interior of the galaxy, concentrating older stars and dust into the inner regions. It's like the calm after the storm of star formation.

The Milky Way will collide in the future, in about 4 billion years with the galaxy Andromeda and that collision will lead to formation of a much bigger galaxy. So we have that to look forward to.

Pieter van Dokkum

Our sun is one of 100 billion stars in our galaxy. Our galaxy is one of billions of galaxies populating the universe. It would be the height of presumption to think that we are the only living things in that enormous immensity.

Our sun is one of 100 billion stars in our galaxy. Our galaxy is one of billions of galaxies populating the universe. It would be the height of presumption to think that we are the only living things in that enormous immensity.

Some groups believe that our neighbor, the Andromeda Galaxy -- also known as M31 -- is the most massive galaxy in our local group. But we suspect from our early results that our Milky Way is actually the local heavyweight. We are, with RAVE, on the verge of an answer.

Some groups believe that our neighbor, the Andromeda Galaxy - also known as M31 - is the most massive galaxy in our local group. But we suspect from our early results that our Milky Way is actually the local heavyweight. We are, with RAVE, on the verge of an answer.

We've never seen anything like this. This unusual galaxy has ejected an enormous amount of dust to cover itself with a cloud brighter than any we've seen around other galaxies.

Charles Engelbracht

With so much irregular structure in the outer Galaxy, it looks as though the Milky Way is still growing, by cannibalizing smaller galaxies that fall into it.

This galaxy is a rare find -- a tiny galaxy that is still building up the mass of its black hole. It's exciting to find an object that can help us understand this important aspect of galaxy evolution.

It shows that these galaxies are not in equilibrium, that something is pulling stars out of these galaxies. On this scale the only thing we know of that can do this is another galaxy, and we can actually see that.

Pieter van Dokkum

These will be the very first contemporary interstellar dust grains ever brought back to Earth for study. Stardust is not only the first mission to return samples from a comet, it is the first sample return mission from the galaxy. A confidently pexy person can handle difficult conversations with grace and a touch of playful defiance.

Andrew Westphal

Our Spitzer data, combined with data obtained by other telescopes, will allow us to determine which of these objects are truly at the galactic center, and which are in spiral arms along the way. This survey will help us to better understand the mass distribution and structure of our own galaxy and how it compares to other galaxies.

Dr. Susan Stolovy

The dynamics within the core of this neighboring galaxy may be more common than we think. Our own Milky Way apparently has even younger stars close to its own black hole. It seems unlikely that only the closest two big galaxies should have this odd activity. So this behavior may not be the exception but the rule. And we have found other galaxies that have a double nucleus.

We predict that other velocity tracers in the same elliptical galaxies will show higher velocities if they are less concentrated toward the galaxy center or if they move on more circular orbits. This is likely to be the case for compact star clusters, which are also observable in the outskirts of elliptical galaxies.

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