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Galaxies

Galaxies are large systems of stars and interstellar matter, and they contain billions of stars. Our own galaxy, the Milky Way, has 200 to 400 billion stars, and there are over one billion known galaxies. Questions that have to do with galaxies in general and specific galaxies are perfect for this category!

2,392 Questions

What galaxy is the sun located?

Milky way is the galaxy in which our Earth and the parent star Sun are located.

What galaxy do you live in the U.S?

Our Galaxy, the Milky Way, is part of the local group of Galaxies

What is the estimated number of large galaxies since there are 100 billion galaxies in the universe?

If you counted 1 galaxy per second, it would take ~3200 years to count all 100 billion galaxies in the universe.

What do you call stars grouped together?

Depending on size, that's probably either a globular star cluster (a vaguely spherical grouping of tens of thousands of stars within a galaxy), or a galaxy (an elliptical, disc-shaped or irregular grouping of billions of stars - including several globular clusters).

How long would it take to cross the milkyway?

From edge to edge (Although there is no real defining edge) at the speed of light, it would take approximately 100,000 years.

At 1,000 mph it would take you about 67,000,000,000 years. (67 billion years - about 5 times longer than the age of the Universe)

Do all known galaxies spin in the same direction?

The stars in all galaxies must move otherwise they would fall toward the center and create a gigantic black hole. By spinning, galaxies avoid that fate. Some irregular galaxies exist with stars going every which way. Gravity makes some stars give energy to other stars so some will fall toward the center of those galaxies. That might make irregular galaxies start spinning. Nobody knows, but irregular galaxies should have a whole lot more stars drop toward the center than happens in a regular galaxy. That should make the black hole spin. A black hole gives off tremendous gravity. It gives off more as stars fall into it. That should start the galaxy spinning.

What is the average distance between galaxies in the universe?

The galaxy is approximately 8.51447556 X 1020 meters long. (Note how it is in scientific notation, because the number is really long to display here.)

What galaxy will eventually collide with milkey way galaxy?

The Milky Way galaxy will collide with Andromeda, but it will take about a 2 billion years until they collide and finish. Earth will not get blown up, but by then, the sun will probably be out of hydrogen and expand. Then earth will be engulfed and all life will die.

What type of galaxy is NGC 1300?

The NGC 1300 galaxy is a barred spiral galaxy 61 million light-years from Earth in the Eridanus constellation, and is 100,000 light-years in diameter, and contains about 100 billion stars.

What galaxy has an undefined shape?

Not surprisingly, it would be called an irregular galaxy.

How many light years the galaxy to galaxy?

The nearest galaxy to our Milky Way is the Andromeda galaxy, which is about 2.5 million light years away (that is not including the Large and Small Magellanic Clouds, small, irregular "satellite" galaxies of our own).

Where are stars in a Spiral Galaxy?

they are every where ALL of the little lites are stars.

What is the name given to a spiral shell?

Spiral seashells are called nautilus shells. These types of shells can be found on a squid or octopus and are very hard.

How do scientist estimate how many stars are in a galaxy?

Many estimates in astronomy have some uncertainty to them, and the estimate of the number of stars in our galaxy is no exception. Even the world's largest telescopes can't count the stars. They see only the brightest and nearest stars - and stars not obscured by dust.

To estimate the number of the Milky Way's stars, astronomers first assume there's nothing special about our region of space. They determine the number of different types stars in this region - then extend this knowledge to the galaxy as a whole. The most popular current models suggest the Milky Way is about 100,000 light-years across. The estimate for the number of stars is about 100 billion stars - plus or minus 50 billion.

What is the BFB2004 VV 29 3094 galaxy?

The BFB2004 VV 29 127 galaxy (one of the background galaxies of the Tadpole Galaxy) is a spiral galaxy 6000 million light-years (redshift of 0.66) from Earth in the Draco constellation, and is 100,000 light-years in diameter (same size as the Milky Way), and contains about 100 billion stars (same number of stars as the Milky Way). It emitted its light 6000 million years ago when the universe was about 8000 million years old.

Distance from sun to Milky Way galaxy?

the answer is zero the sun is in the milky way... HELLO....

What is the cluster of galaxies called?

Vast groups of gravitationally bound stars (typically billions of them) are called galaxies. Smaller clusters of stars (up to a few million) may be called globular clusters.

Each galaxy may have a proper name. For example, our galaxy is called "The Milky Way." Our sister galaxy is "Andromeda," after the constellation near which it appears in our sky. (The constellation stars are nearby--at most a few hundred light years away, whereas Andromeda is over 2.5 million light years from us).

Why do scientist study the light coming from distant galaxies?

They study distant galaxies because they want to know whats out in other galaxies and how many planets it has

Which way do Spiral Galaxies rotate?

Spiral galaxies mainly rotate either clockwise or anticlockwise depending on which way the "winding" started during the formation of the galaxy.

Some galaxies, however like NGC 4622 [See related link], can have opposing directions, however this is rare and probably the cause of a galactic interaction.

Can you see other galaxies withe naked eye?

You can see a number of galaxies with the naked eye.

  1. Milky Way Galaxy - Our Galaxy
  2. Large Magellanic Cloud - Best viewed in the southern hemisphere
  3. Small Magellanic Cloud - Best viewed in the southern hemisphere
  4. Andromeda Galaxy - Appears as a faint smudge.
  5. Triangulum Galaxy
  6. Sculptor Galaxy
  7. Bode's Galaxy
  8. Centaurus A - Probably the furthest galaxy at 13.7 million light years
  9. Messier 83 - Highly unlikely but has been reported to be seen.

From 5 onwards, you would need absolutely perfect conditions and no light pollution.

What is three dimensional galaxies that can be shaped like a football that can be shaped like a football?

I think elliptical galaxies are the galaxies you are referring to. Scientist normally describe them as a flatted disk shape. These galaxies contain mainly older stars.

Why did David Beckham change his shirt number to 23?

AnwserThe reason why David Beckham changed his number is because in his early years of soccer his favorite NBA player was Michael Jordan. Michael's number was 23. Thus David changed it. Also when he plays for Milan his number is 80. ( Ronandihno No. 80)

Beckham chose to wear number 23

How many light years across is your galaxy?

The Milky Way galaxy is approximately 100,000 light-years (30 kiloparsecs, 9x1017 km) in diameter, and is considered to be, on average, about 1,000 ly (0.3 kpc) thick .

What is the family structure for Cherokee?

The Cherokee were a hunting and gathering people with a matrilineal family structure. The women grew corn, squash and sweet potatoes. There were seven clans in the tribe and young people had to marry outside of their clan. Because of the matrilineal family structure inheritance was based upon the mother of a child so there was no discrimination against children born into the tribe from non-Cherokee fathers.