Mass Outflow in the Seyfert 1 Galaxy NGC 4151
... • Gamov (1948) – predicted that early Big Bang was hot, emitted blackbody radiation in present era, we’d see a redshifted blackbody spectrum ...
... • Gamov (1948) – predicted that early Big Bang was hot, emitted blackbody radiation in present era, we’d see a redshifted blackbody spectrum ...
1.1 Fundamental Observers
... of matter. When viewed from its central point, such a distribution would be isotropic, but not necessarily homogeneous. Conversely, a universe permeated by a uniform magnetic field may be homogeneous but is certainly not isotropic, as directions along field lines can be distinguished from those perp ...
... of matter. When viewed from its central point, such a distribution would be isotropic, but not necessarily homogeneous. Conversely, a universe permeated by a uniform magnetic field may be homogeneous but is certainly not isotropic, as directions along field lines can be distinguished from those perp ...
Slide 1
... growth of structure in order to test explanations of its apparent accelerating expansion including Dark Energy and possible modifications to Einstein's gravity. 3) Produce a deep map of the sky at NIR wavelengths, enabling new and fundamental discoveries ranging from mapping the Galactic plane to pr ...
... growth of structure in order to test explanations of its apparent accelerating expansion including Dark Energy and possible modifications to Einstein's gravity. 3) Produce a deep map of the sky at NIR wavelengths, enabling new and fundamental discoveries ranging from mapping the Galactic plane to pr ...
Distant galaxies and quasars The ages of things Light
... estimate the total rate of star formation in the Universe (regardless which galaxies it is taking place in ... This, like the quasar evolution, shows a dramatic peak at earlier times ... but somewhat later than the quasars ...
... estimate the total rate of star formation in the Universe (regardless which galaxies it is taking place in ... This, like the quasar evolution, shows a dramatic peak at earlier times ... but somewhat later than the quasars ...
Hubblecast Episode 68: The Hubble time machine Visual notes 00
... far away, to the very edges of the visible Universe, and taken snapshots of space as it appeared deep in the cosmic past, billions of years ago. ...
... far away, to the very edges of the visible Universe, and taken snapshots of space as it appeared deep in the cosmic past, billions of years ago. ...
Cosmology
... • Universe is initially dominated by photons • Matter and anti-matter created via pair production. – Most pairs annihilate each other. – Inflation is so fast that some pairs are separated – But more matter than anti matter survives – Why? ...
... • Universe is initially dominated by photons • Matter and anti-matter created via pair production. – Most pairs annihilate each other. – Inflation is so fast that some pairs are separated – But more matter than anti matter survives – Why? ...
Activity 2 The Signature of the Stars
... Rainbows reveal that white light is a combination of all the colours. In 1666, Isaac Newton showed that white light could be separated into its component colours using glass prisms. Soon scientists were ...
... Rainbows reveal that white light is a combination of all the colours. In 1666, Isaac Newton showed that white light could be separated into its component colours using glass prisms. Soon scientists were ...
The Intergalactic Medium - ISS
... ruled out, assuming that the IGM surrounding the H II region is neutral. An extreme Pop III IMF is easily consistent with the observations even for a short burst (107 yr). If the galaxy discovered by Pello indeed has a redshift z=10, then either its stars are very massive (> 100 Msun), or the larg ...
... ruled out, assuming that the IGM surrounding the H II region is neutral. An extreme Pop III IMF is easily consistent with the observations even for a short burst (107 yr). If the galaxy discovered by Pello indeed has a redshift z=10, then either its stars are very massive (> 100 Msun), or the larg ...
Lecture 20, PPT version
... • if universe has been expanding at constant rate for all time, then all galaxies would have been on top of each other at time equal to 1/H0 Distance between any two galaxy clusters at the present day: distance = speed x time (the standard formula) speed = H0 x distance (Hubble’s Law, specifically) ...
... • if universe has been expanding at constant rate for all time, then all galaxies would have been on top of each other at time equal to 1/H0 Distance between any two galaxy clusters at the present day: distance = speed x time (the standard formula) speed = H0 x distance (Hubble’s Law, specifically) ...
Lecture 8
... Here is a fit to the measurements that you read in. The curve is the expected eclipse lightcurve obtained from “forward fitting” using a model for the eclipse. Note the “trend removed” curve, which is an example of a systematic error. ...
... Here is a fit to the measurements that you read in. The curve is the expected eclipse lightcurve obtained from “forward fitting” using a model for the eclipse. Note the “trend removed” curve, which is an example of a systematic error. ...
The Big Bang
... Mysterious energy glow picked from a telescope in 1965. Turns out it was leftover thermal energy from the Big Bang. ...
... Mysterious energy glow picked from a telescope in 1965. Turns out it was leftover thermal energy from the Big Bang. ...
Miss Nevoral - Ms. Nevoral`s site
... rapidly expanded to immense size. In a very short time, all the matter and energy in the universe was formed. 13. According to the Big Bang Theory, how did the temperature of the universe change as the universe expanded? The universe cooled as it expanded. 14. What does COBE and WMAP stand for? COBE ...
... rapidly expanded to immense size. In a very short time, all the matter and energy in the universe was formed. 13. According to the Big Bang Theory, how did the temperature of the universe change as the universe expanded? The universe cooled as it expanded. 14. What does COBE and WMAP stand for? COBE ...
AS 60 - Astronomy of the Americas
... 3,000 years 1,000,000 years 4,600,000,000 years 13,700,000,000 years Infinite ...
... 3,000 years 1,000,000 years 4,600,000,000 years 13,700,000,000 years Infinite ...
AST101_lect_25
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
AST101 Lecture 25 Why is the Night Sky Dark?
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
Document
... as a framework for how that history made our existence possible. So first we need to know something of the structure and arrangement of this universe whose history we want to describe. Theme - Gaining perspective on how we connect to the universe: we are products of the whole universe, not just our ...
... as a framework for how that history made our existence possible. So first we need to know something of the structure and arrangement of this universe whose history we want to describe. Theme - Gaining perspective on how we connect to the universe: we are products of the whole universe, not just our ...
24.1 The Study of Light
... began 13.7 billion years ago. Two hundred million years later, the first stars and galaxies began to form. ...
... began 13.7 billion years ago. Two hundred million years later, the first stars and galaxies began to form. ...
Data Challenges I`m Struggling With
... Laboratory observations of solar spectrum First astronomical observations March 1999 ...
... Laboratory observations of solar spectrum First astronomical observations March 1999 ...
![cosmology[1] - KarenConnerEnglishIV](http://s1.studyres.com/store/data/002375580_1-efbe19cf7c791439d3765f11461d68f5-300x300.png)
cosmology[1] - KarenConnerEnglishIV
... the source of interference. This time it was microwave interference. ( They thought it was caused by pigeon poop, so they got rid of all of the pigeon nests.) They found the source- it was coming from everywhere in space. ...
... the source of interference. This time it was microwave interference. ( They thought it was caused by pigeon poop, so they got rid of all of the pigeon nests.) They found the source- it was coming from everywhere in space. ...
Unit 3 - Section 9.7 2011 Universe Origin
... wavelengths of the spectral lines are shifted to higher values (i.e., red) than they would have been were the star stationary or moving side to side (neither towards nor away from us). This shifting is known as a Doppler shift. By measuring the shift in wavelength, the speed of movement away (red) o ...
... wavelengths of the spectral lines are shifted to higher values (i.e., red) than they would have been were the star stationary or moving side to side (neither towards nor away from us). This shifting is known as a Doppler shift. By measuring the shift in wavelength, the speed of movement away (red) o ...
torun-software
... Real-time part is divided into modules grouped in „layers” Communication between modules uses FIFO queues ...
... Real-time part is divided into modules grouped in „layers” Communication between modules uses FIFO queues ...