Hubble`s Law
... Claim: can understand patter if Universe expanding. Let’s see how that really works. Here’s a universe--or at least piece of it; keeps going in all directions drawn galaxies, randomly but smoothly. Identified a few, but not special, I promise. Idea is really expand -- like on huge rubber sheet, stre ...
... Claim: can understand patter if Universe expanding. Let’s see how that really works. Here’s a universe--or at least piece of it; keeps going in all directions drawn galaxies, randomly but smoothly. Identified a few, but not special, I promise. Idea is really expand -- like on huge rubber sheet, stre ...
Hubble`s Constant - Scientific Research Publishing
... some definite past time; in such a way that the expansion rate determines the age of the Universe. Hubble’s constant measures how fast is the process of the expansion, and it is involved in Hubble’s law. The larger the Hubble’s constant, the faster the expansion rate. Also, Hubble’s constant is a me ...
... some definite past time; in such a way that the expansion rate determines the age of the Universe. Hubble’s constant measures how fast is the process of the expansion, and it is involved in Hubble’s law. The larger the Hubble’s constant, the faster the expansion rate. Also, Hubble’s constant is a me ...
Photometric Analysis of the Pi of the Sky Data
... photometry (see Figure 4). The effect of photometry correction with a distribution of χ2 on the reconstructed BG Ind light curve is shown in Figure 5. Applying the new algorithm improved the photometry quality, and uncertainty sigma of the order of 0.013m was obtained [3]. We also applied photometry ...
... photometry (see Figure 4). The effect of photometry correction with a distribution of χ2 on the reconstructed BG Ind light curve is shown in Figure 5. Applying the new algorithm improved the photometry quality, and uncertainty sigma of the order of 0.013m was obtained [3]. We also applied photometry ...
Slide 1
... • The science data will consist of at least 2,000 images. – Since conditions will vary during the total integration time of 30 to 80 minutes; each image should be individually analyzed or evaluated before combining. – Also, depending on the varying star location, focus, and temperature conditions in ...
... • The science data will consist of at least 2,000 images. – Since conditions will vary during the total integration time of 30 to 80 minutes; each image should be individually analyzed or evaluated before combining. – Also, depending on the varying star location, focus, and temperature conditions in ...
PDF format
... fundamental forces are aspects of a more general force that became separate ("froze out") during the big bang? a) It can't be tested. b) They study far-away objects to see how forces behave at times early in the universe. c) Particle accelerators like Fermilab and the Large Hadron Collider have t ...
... fundamental forces are aspects of a more general force that became separate ("froze out") during the big bang? a) It can't be tested. b) They study far-away objects to see how forces behave at times early in the universe. c) Particle accelerators like Fermilab and the Large Hadron Collider have t ...
1. History of Telescopes
... • thermal background radiation • space weather • sky coverage • access (servicing) ...
... • thermal background radiation • space weather • sky coverage • access (servicing) ...
Spectroscopic confirmation of a galaxy at redshift z=8.6
... Figure 1 | Two representations of the spectrum of UDFy-38135539 showing its significance. a, The spectrum shows a faint emission line detected at 6s significance at a wavelength of 11,615.6 Å, corresponding to a redshift of z 5 8.5549 6 0.0020 for Lya. The integrated spectrum was extracted from a s ...
... Figure 1 | Two representations of the spectrum of UDFy-38135539 showing its significance. a, The spectrum shows a faint emission line detected at 6s significance at a wavelength of 11,615.6 Å, corresponding to a redshift of z 5 8.5549 6 0.0020 for Lya. The integrated spectrum was extracted from a s ...
Hubble Deep Field Image
... Northern Hemisphere; more specifically: a small section which lies within the Ursa Major constellation. Field was selected by the following criteria Needed to be outside of the Milky Way’s disk of dust Could not contain very bright objects or anything that emitted too much infrared, x-ray, or ...
... Northern Hemisphere; more specifically: a small section which lies within the Ursa Major constellation. Field was selected by the following criteria Needed to be outside of the Milky Way’s disk of dust Could not contain very bright objects or anything that emitted too much infrared, x-ray, or ...
Chapter 21: Energy and Matter in the Universe
... through photons have no rest mass, there is a gravitational force among photons. Energy going into the gravitational force would have taken energy away from the photons, presumably distributing this energy among gravitons, the carrier particles for the gravitational force. The less energetic photons ...
... through photons have no rest mass, there is a gravitational force among photons. Energy going into the gravitational force would have taken energy away from the photons, presumably distributing this energy among gravitons, the carrier particles for the gravitational force. The less energetic photons ...
Educator`s Guide to the Cullman Hall of the Universe, Heilbrunn
... galaxies are colliding: smaller galaxies and surrounding gas merged to form the Milky Way, which is now on a collision course with the Andromeda Galaxy. All stars (including our Sun) are born, shine until they run out of fuel, and die. The most massive stars explode in supernovas, while all the rest ...
... galaxies are colliding: smaller galaxies and surrounding gas merged to form the Milky Way, which is now on a collision course with the Andromeda Galaxy. All stars (including our Sun) are born, shine until they run out of fuel, and die. The most massive stars explode in supernovas, while all the rest ...
SPIE Cox Lallo Focus Model - Space Telescope Science Institute
... made of graphite epoxy which has very low thermal expansion. Nevertheless, temperature variations do cause the mirror separation to vary by several microns within an orbit. Additionally, outgassing of water vapor causes a long-term shrinkage which soon after launch in 1990 varied by more than 2 micr ...
... made of graphite epoxy which has very low thermal expansion. Nevertheless, temperature variations do cause the mirror separation to vary by several microns within an orbit. Additionally, outgassing of water vapor causes a long-term shrinkage which soon after launch in 1990 varied by more than 2 micr ...
ODU booklet 2 Teachers booklet Sept 2014 (7.5MB Word)
... they are moving away from the Earth o Carry out calculations involving the red-shift and the recession velocity of a distant galaxy o State that the Doppler Effect equations used for sound cannot be used with light from fast moving galaxies because relativistic effects need to be taken into account ...
... they are moving away from the Earth o Carry out calculations involving the red-shift and the recession velocity of a distant galaxy o State that the Doppler Effect equations used for sound cannot be used with light from fast moving galaxies because relativistic effects need to be taken into account ...
ppt
... First restframe I-band Hubble diagram for 0.2 < z < 0.7 Dispersion lower than for UBV Lower sensitivity to reddening Improved K-corrections Preliminary Results: w = -0.9§ 0.2 (95% confidence) Final sample 4-5 times greater ...
... First restframe I-band Hubble diagram for 0.2 < z < 0.7 Dispersion lower than for UBV Lower sensitivity to reddening Improved K-corrections Preliminary Results: w = -0.9§ 0.2 (95% confidence) Final sample 4-5 times greater ...
5.9MB Word - Clydeview Academy
... they are moving away from the Earth o Carry out calculations involving the red-shift and the recession velocity of a distant galaxy o State that the Doppler Effect equations used for sound cannot be used with light from fast moving galaxies because relativistic effects need to be taken into account ...
... they are moving away from the Earth o Carry out calculations involving the red-shift and the recession velocity of a distant galaxy o State that the Doppler Effect equations used for sound cannot be used with light from fast moving galaxies because relativistic effects need to be taken into account ...
Learning goals for Astronomy`s Final 2013
... Describe the Doppler shift, which is produced when a wave source moves relative to receptor Interpret Doppler diagrams Tell the difference between redshift and blueshift Describe how the Doppler shift is used on Astronomy o Ex. Be able to apply Doppler effect to explain the redshift in astronomy for ...
... Describe the Doppler shift, which is produced when a wave source moves relative to receptor Interpret Doppler diagrams Tell the difference between redshift and blueshift Describe how the Doppler shift is used on Astronomy o Ex. Be able to apply Doppler effect to explain the redshift in astronomy for ...
Unit 2 Lesson 1
... How are distances in the universe measured? • Distances between most objects in the universe are so large that astronomers measure distances using the speed of light. A light-year is the distance that light travels through space in one year. Light travels through space at about 300,000 km/s, or ab ...
... How are distances in the universe measured? • Distances between most objects in the universe are so large that astronomers measure distances using the speed of light. A light-year is the distance that light travels through space in one year. Light travels through space at about 300,000 km/s, or ab ...
Lecture 12
... The relationship between redshift and distance is linear for low values of z, but becomes rather complex when we look at very distant objects (very far back in time). As the Universe expands the value of H0 changes as the geometry of the Universe changes. Partly this is a ‘standard’ result from appl ...
... The relationship between redshift and distance is linear for low values of z, but becomes rather complex when we look at very distant objects (very far back in time). As the Universe expands the value of H0 changes as the geometry of the Universe changes. Partly this is a ‘standard’ result from appl ...
Pointing Model for the Large Millimeter Telescope Computational Physics Project 2
... time. The data in the data file is a mixture of strings and floats, so we have to evaluate each entry in the table to get it to the ...
... time. The data in the data file is a mixture of strings and floats, so we have to evaluate each entry in the table to get it to the ...
-200 0 200 -200 0 200 -200 0 200 ∆ T ( µ K ) -200
... telescope. Four of the bolometers are sensitive to signals from the sky, while one is placed in a dark cavity and is used as a monitor of extraneous pickup. The four optical channels are scanned horizontally across the sky in a three point pattern by rotation of a vertical flat mirror at 2.5 Hz. Thi ...
... telescope. Four of the bolometers are sensitive to signals from the sky, while one is placed in a dark cavity and is used as a monitor of extraneous pickup. The four optical channels are scanned horizontally across the sky in a three point pattern by rotation of a vertical flat mirror at 2.5 Hz. Thi ...
In Search of the Dark Matter in the Universe
... question is given to us by the COBE cosmic microwave background radiation measurements. They show islands of lower and higher temperatures appearing on the map of the universe which are due to density fluctuations of matter (Figure 3). They were already present at the time radiation decoupled from m ...
... question is given to us by the COBE cosmic microwave background radiation measurements. They show islands of lower and higher temperatures appearing on the map of the universe which are due to density fluctuations of matter (Figure 3). They were already present at the time radiation decoupled from m ...
Chapter 31 - The Galaxy & Universe
... A. Like other galaxies, but these are strong radio emitters. ...
... A. Like other galaxies, but these are strong radio emitters. ...
Cosmic future of nuclear and particle physics
... for the answer for many millennia. Only in 1920 Eddington made the right suggestion that the energy of stars comes from nuclear fusion of hydrogen atoms into helium. And only in 1938 Bethe came with the first set of correct nuclear reactions. Today we can predict quantitatively details of processes ...
... for the answer for many millennia. Only in 1920 Eddington made the right suggestion that the energy of stars comes from nuclear fusion of hydrogen atoms into helium. And only in 1938 Bethe came with the first set of correct nuclear reactions. Today we can predict quantitatively details of processes ...
April 2006 Newsletter PDF - Cowichan Valley Starfinders Society
... We can see polar lights on Earth when electrons above the atmosphere are accelerated downwards. They light up when they hit the upper atmosphere. Some years ago, researchers discovered that electrons inside the polar region can also be accelerated away from the Earth - that is, “backwards”. These an ...
... We can see polar lights on Earth when electrons above the atmosphere are accelerated downwards. They light up when they hit the upper atmosphere. Some years ago, researchers discovered that electrons inside the polar region can also be accelerated away from the Earth - that is, “backwards”. These an ...
chapter 13 cosmology
... Imagine dots drawn randomly all over the surface of the balloon. These represent the various clusters of galaxies in our universe. As the balloon is made to expand, the fabric stretches and each dot ...
... Imagine dots drawn randomly all over the surface of the balloon. These represent the various clusters of galaxies in our universe. As the balloon is made to expand, the fabric stretches and each dot ...
There are billions of galaxies, many containing
... determine how bright the star actually is, which is called ...
... determine how bright the star actually is, which is called ...