Our Galaxy: The Milky Way

Topic Page

Questions

• How do we get pictures of our galaxy?
• How are images of our Milky Way taken?
• What star is closest to the earth, excluding our own sun?
• Which constellation is positioned the closest to Earth?
• In general, how do galaxies move?
• How many different types of galaxies are there?
• What do galaxies orbit?
• How are these types galaxies arranged according to size (smallest to largest)?: sprials, giant elliptical, dwarf elliptical and irregular
• What is the biggest difference between spiral galaxies and elliptical galaxies?
• What prevents a galaxy from disbanding?
• How many known galaxies are there?
• What are Seyfert galaxies?
• Why are there different types of galaxies?
• If galaxies are constantly moving as the universe expands, what prevents the stars within a galaxy from straying off on their own?
• How are galaxies, stars, and planets formed? In what order are they typically formed?
• How do galaxies die?
• How do galaxies evolve?
• How do galaxies retain their form?
• How would you measure the speed at which a galaxy is traveling?
• What effects does dark matter have on galaxies?
• How does gravity affect galaxies?
• How many stars are there in the Milky Way?
• What is in the center of our galaxy?
• How many black holes are in our galaxy?
• How many planets are in the Milky Way?
• How many stars are there in the satellite galaxies of Milky way?
• Do black dwarfs exist in the Milky Way?
• Where is the Milky Way located in our solar system?
• If there is a supermassive black hole at the centre of our galaxy, why is our galaxy so stable?
• Why is the Milky Way important?
• What are the basic characteristics of stellar orbits in the bulge, disk, and halo of our galaxy?
• What are the most massive objects in the Milky Way?
• What is the name of Earth's galaxy?
• What galaxy is the earth in?
• Where is the Milky Way galaxy located in the universe?
• What is the Milky Way?
• Which type of galaxy has stars that are symmetrically dispersed in a spherical or flattened shape?
• What is the furthest star in our Galaxy that we can see? How far away is it from the earth in light years?
• How many light years away is the closest galaxy to ours? What is it called?
• Could there be more planets like earth in another galaxy?
• What is the name of the galaxy in which earth is located?
• Are there earth like planets in the Andromeda galaxy?
• How far is the earth from the edge of the Milky Way galaxy?
• What galaxy group is earth in?
• What type of galaxy is earth in?
• What is the general relationship between a galaxy's distance from earth and its speed?
• What is our galactic address? What galaxy arm and galaxy cluster is the earth in?
• What is the nearest galaxy to our own and how far away is it?
• What is the distance between the earth and the center of the Milky Way?
• What happens when the earth and sun line up with the center of the galaxy?
• What components are necessary to classify a grouping of stars and planets as a galaxy?
• How large is the Earth compared to other objects in the Milky Way?
• What is the name of the cloud that contains many comets outside of the solar system?
• How many stars in our galaxy are older than our sun? Younger?
• How fast does the sun move around the galaxy center?
• Where is our galaxy in relation to other galaxies?
• How does the Milky Way differ from other galaxies?
• What can the Milky Way be described as?
• What is the oldest part of our galaxy?
• What is in the center of a galaxy?
• What is the circular but relatively flat portion of the galaxy called?
• What is the difference between the universe and the galaxy?
• What was the first portion of the Milky Way to form?
• What is a tightly packed group of a few hundred thousand very old stars called?
• Is the sun at the center of our galaxy?
• How would a traveler know if (s)he reached the end of our galaxy?
• What is the name of the galaxy we live in?
• How far away is the center of our galaxy?
• How would you estimate the number of stars in the Galaxy given the following information?
• How do we know the Sun is not at the center of the Milky Way Galaxy?
• What is the mass of our galaxy?
• What is at the center of the galaxy? Why does the center appear to be so bright?
• How do you calculate the distance of a galaxy?
• How does our galaxy and solar system relate to the universe?
• How was the galaxy formed?
• How does the galaxy move?
• What causes the galaxy to move?
• How long did it take for our galaxy to be formed?
• What effect would another type of galaxy have on our solar system?
• What direction is our galaxy traveling?
• What does our galaxy look like?
• How do scientists know the shape of the Milky Way?
• How did astronomers determine the shape of our galaxy?
• Why is the galaxy's edge curved?
• Why is the galaxy infinite?
• Do all planets in Milky Way have an oval orbit?
• How do astronomers know the Milky Way's shape?
• How are galaxies born?
• Are all the visible stars within the Milky Way?
• How old are stars in galaxy?
• Do stars revolve around the center of a galaxy in a preordained path, like planets do around stars?
• What is the name of the most important star in the milky way?
• What is the diameter of the Milky Way in light years?
• How was the evidence discovered supporting the theory that a supermassive black hole is at the center of our Galaxy?
• What are the dimensions of the Milky Way? Wriit3 Back To M33333 ! =D?
• What atomic transition occurs in the atoms of hydrogen gas in the spiral arms of our Galaxy to produce the 21-cm radio emission?
• How do stars in our galaxy differ from stars in other galaxies?
• Is the brightest star in the night time sky truly the biggest, hottest and brightest star in the Milky Way?
• Why does the Milky Way appear cloudy?
• Can we detect an accretion disk around the Milky Way's supermassive black hole in the core of the Milky Way?
• When was the Milky Way discovered?
• Are there other stars in the galaxy like our sun?
• How old is the oldest star in our galaxy?
• Aside from our sun, do other stars in the Milky Way have a direct effect on the Earth?
• How big is our galaxy?
• Why is our galaxy a spiral?
• How far away is the center of the Milky Way?
• What lies at the center of the Milky Way?
• What will cause our galaxy to die?
• How many planets are in our galaxy?
• What is the shape and size of our galaxy?
• How do scientists know where our sun is located in the galaxy?
• How did scientists determine where our solar system is located in the galaxy?
• What is the mass of the Milky Way?
• What is the circumference of the Milky Way?
• What is our galaxy composed of?
• How did scientists determine the shape of the Milky Way?
• Where is our galaxy's place in the universe?
• How do we know our galaxy is a flat disk?
• How do we know our galaxy is disk shaped?
• How do we know our galaxy is moving?
• How do we know our galaxy is rotating?
• How does gravity affect our galaxy?
• How many suns can fit in our galaxy?
• How does the Milky Way move through space?
• What causes the Milky Way to move through space?
• How our galaxy will end?
• What does our galaxy orbit?
• What is the Milky Way composed of?
• Does our galaxy revolve around something?
• What are the tree closest galaxies to the milky way galaxy and how far away are they?
• What galaxy cluster is the Milky Way in?
• How are pictures of the galaxy taken?
• How is cool, neutral hydrogen gas, H I, detected in the spiral arms of galaxies?
• What appears to be the central energy-generating system or engine that is producing prodigious amounts of energy in the centers of galaxies, active galaxies and quasars?
• How many light years away is the farthest star in our galaxy?
• Does every spiral galaxy in the universe have a black hole at its centre?
• Where is the Milky Way located relative to rest of the universe?
• What does it mean when astronomers describe the Milky Way as being 100,000 light years wide?
• How many are between the sun and the center of the Milky Way?
• How is the ecliptic oriented with the galaxy?
• What is the difference between the galaxy and the milky way?
• How are spiral galaxies formed?
• What shape are most large galaxies in the universe?
• How many supergiant stars are there in our Milky Way Galaxy?
• Question #6706c
• Question #abfbe
• Is there any possible way that people can live in other galaxies?
• Why do we have the Galaxy?
• Is there any possible way that people can live in other galaxies?
• How can you differentiate between the three different types of galaxies?
• What are the different types of galaxies?
• The Hubble telescope captured galaxies in the eastern direction of the universe. Images came back proving that galaxies are made up of different colors. What would explain the reason for the make of colors in galaxies?
• Do all galaxies spiral in the same direction? Do all planets revolve in the same direction?
• What is the difference between the Milky Way and the Milky Way Galaxy?
• What are the different types of spiral galaxies besides barred?
• Why are galaxies different colors?
• Why are galaxies different shapes?
• Why are galaxies different sizes?
• Why is the Milky Way different from other galaxies?
• Is the picture of the galaxy real?
• If the middle our of galaxy is a black hole, then why in pictures does it look like a huge star?
• How do we have pictures of our own milky way galaxy if we live in it?
• Is our solar system the only solar system within the Milky Way Galaxy?