Question:

Do stars move?? Confused

by Guest31945  |  earlier

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Today I noticed this one star (the brightest one of the rest) while i was sitting outside at night. After 2hrs i went outside again and i noticed that the position of star changed (nd i swear its the same star cos its still the brightest one). So i was wondering if the star moves or is it the movement of the earth?? Plz help

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  1. The obvious reason for this phenomenon is that our planet move. The Earth circulates, and that’s why we see the sun and other stars changing their location in the sky. Because of this we have days and night. In addition to circulation, our planet is on move. We orbit the Sun and because of this we have winters and summers. Based on our continuous move we see the stars changing their location in our night sky. How could you see this happening? Here’s the tip for noticing how the stars move in the night sky. -

    homeboyastronomy.com/2008/02/09/do-the...


  2. yes. everything, including us, is rotating and moving outward

  3. In terms of what you are seeing - its the motion of the earth.

    Yes stars do move, and so does the sun, but the stars are so far away that the motion is imperceptible to the naked eye.

    And the earth moves with the sun.

    The the stars rise and set just like the sun and moon and for the same reason - the earth spins. Actually the sky appears to spin about the North Star (Polaris). So stars up close to the pole star wont rise and set, but they will "orbit" the pole star.

  4. the stars move through the sky because of the rotation of the earth in the same way that the sun does in the day.

  5. Well, regular stars don't really move much. Not visibly. That's the earth rotating. But the brightest stars are planets, which also revolve around the sun, thus making it seem like they're also moving.

  6. Sure they do.  But not so you'd notice.

    The very brightest stars are planets.  But though planets move, they don't move much in a couple hours.

    Or, all stars move.  They rise in the East and set in the West.

    Look it up on a planetarium program.  Celestia, Stellarium, and kstars are free for download.


  7. Yes. Stars do move. They rotate around their galactic core. However, this movement would be imperceptible to your eye. You were observing the movement due to the earth's rotation.

  8. Your experience was because of the rotation of the earth, as you suspected.

    Yes... the stars are moving... but you can't detect it.

    From you perspective on earth, the stars are stationary. The earths rotation makes it appear the stars (and sun and moon) are moving.

    But in fact... everything in the known universe is moving. All the stars you see (including our sun) are spiraling around within the milky way galaxy at 143,000 mi/hr... and the milky way galaxy is also moving through space at 1.3 million mi/hr.


  9. im srry  have to be like 10 bc im 13

    it is called the earth moves and when the earth moves the stars are in diffent areas

  10. The position of the star changed because the Earth rotates. Stars only rotate around their axis, and this is at a very slow speed and this is because of all the explosions and reactions which make a chain of movement which really cannot be seen by the human eye. The Earth Spins and makes everything you see in the sky change position.

  11. The rotation of the earth can account for your observation but the stars do move. When Neanderthals were still around the constellations so familiar to us looked nothing like they do today. It takes thousands of years to notice any change but nothing in space is staying still. Our entire galaxy, while rotating around its center, is itself rushing through space at a gawdawful speed. The human life span is so short in comparison to the 15-billion year age of the universe that we don't notice the tiny changes in the positions of the stars.  

  12. shooting stars move...

  13. You saw Jupiter:) It would look like the brightest star in the sky these nights.

    Jupiter and the rest of the planets DO appear to travel among the stars during the night. Their "path" will lie along the ecliptic which is path of the sun in the sky.

    http://www-istp.gsfc.nasa.gov/stargaze/S...

    As far as the movement of real stars, you have some pretty good answers already.

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