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SRP_Space_Lesson 5 - Scientist in Residence Program
SRP_Space_Lesson 5 - Scientist in Residence Program

... night sky is easily explained by the Earth’s rotation around its own axis. Now imagine Earth on its orbit around sun and all around it, but very far away, are many stars we see. Some of these stars will be located directly underneath the planet, thus only possible to be viewed from the southern hemi ...
Astronomy 200 Problem Set No
Astronomy 200 Problem Set No

Document
Document

... Absorption and Scattering • Q: Why are sunsets red? • Light is absorbed or scattered by objects the same size or smaller than its wavelength. • Dust grains = wavelength of blue light • Dust clouds: – Opaque to blue light, UV, X-rays – Transparent to red light, IR, radio ...
chapter 2 - Test Bank, Manual Solution, Solution Manual
chapter 2 - Test Bank, Manual Solution, Solution Manual

... and planets and other celestial events control the events in our lives. These ideas have no scientific basis and have repeatedly been tested for accuracy and have repeatedly failed. Such methods or theories with no scientific basis are therefore classified under pseudoscience. 16. How Do We Know? – ...
Assignment 7 - Department of Physics and Astronomy
Assignment 7 - Department of Physics and Astronomy

... ____ 30. A type of star cluster that contains mostly very old stars is a. a globular star cluster b. a stellar association c. a galaxy d. an HII region e. an open cluster ____ 31. A star that is quite hot and has a very small radius compared to most stars is called a. a main­sequence star b. an O­t ...
May 2010 - Pomona Valley Amateur Astronomers
May 2010 - Pomona Valley Amateur Astronomers

... California Berkeley make the suggestion that there are simulations that show that when there is enough gas present to prompt significant amounts of star formation, the newly formed stars orbit a black hole and align to create an elliptical disc that will stretch out dozen of light years from the cen ...
Project 4: The HR diagram. Open clusters
Project 4: The HR diagram. Open clusters

... luminosity stars. These are the main sequence stars. Our Sun is one of them. There are a few stars that are not in this diagonal strip. There are some low temperature, high luminosity stars - these are called giants and supergiants. The reason they are so ...
every star in the cluster.
every star in the cluster.

... giants, continually forming from evolving stars near the turnoff. But there were originally many stars that were even more massive, that became red giants for a time, and that have moved on to a different final form. The cluster contains a huge number of ‘stellar remnants.’ [Details to follow!] ...
OUR COSMIC NEIGHBORS Story of the Stars
OUR COSMIC NEIGHBORS Story of the Stars

... The following story is often titled “ The Royal Family.” It is said that Cassiopeia and King Cepheus ruled an ancient kingdom. Their daughter was Andromeda. Now, the queen was very vain about her own beauty and boasted that she was more beautiful than the sea nymphs. Neptune became angry and sent a ...
Lecture 1
Lecture 1

... Another Parallax Problem Rotation The Seasons ...
File - We All Love Science
File - We All Love Science

Unit H557/02 - Advance Notice Article - June 2017
Unit H557/02 - Advance Notice Article - June 2017

... Professional astronomers measure brightness with a logarithmic scale called stellar magnitudes, but this is not appropriate here. We shall deal only with absolute brightness and apparent brightness. ...
Star Formation - University of Redlands
Star Formation - University of Redlands

... Absorption and Scattering • Q: Why are sunsets red? • Light is absorbed or scattered by objects the same size or smaller than its wavelength. • Dust grains = wavelength of blue light • Dust clouds: – Opaque to blue light, UV, X-rays – Transparent to red light, IR, radio ...
Topic 6 Introduction
Topic 6 Introduction

... for dispersing pre-processed elements into the interstellar medium for further processing during (new) star formation •  SN are the death throes of massive stars –  Typical kinetic energy release: 1044 J –  Typical total energy release: 1046 J (100x that of the Sun for 10 billion years) –  Temporari ...
Galaxy1
Galaxy1

... stars at an enormous rate. Ten times faster than the Milky Way is producing stars. • Most of the erupted gas is coming from supernova explosions. This is star formation on steroids. • Why do you think this little galaxy is producing stars so rapidly? Think about the mechanisms for producing stars. ...
Evolution of low
Evolution of low

Lab 6
Lab 6

... graph until the pattern of points on the transparency nearly or exactly matches the pattern of points on the underlying graph (in other words, such that the slope of a best fit line in both graphs are coincident). • Notice that the y-axis is now offset. For example, the “10” on the transparency is n ...
August 2014 Saguaro Skies
August 2014 Saguaro Skies

Slide 1
Slide 1

... 3.90 x 1026 W. Luminosity is very important in providing information about star structure and age. Apparent brightness is a relative value. As observers on Earth, we perceive star brightness as the fraction of the luminosity received by us. We measure brightness in watts per square meter. ...
Astronomy
Astronomy

...  Play first aid game: one scout pulls a condition out of a jar and can either choose to describe the condition or how to treat it. A second scout must describe the opposite (if the first scout describes the condition, the second scout must describe how to treat, or visa versa). If the second scout ...
Slide 1
Slide 1

... material is heated, fusing to form new elements and radioactive isotopes • The shock then propels the matter out into space • The material that is exploded away from the star is now known as a supernova remnant • All that remains of the original star is a small, superdense core composed almost entir ...
G W ORIONIS, A 20000 YEARS OLD T TAURI STAR? 1\/"", _ 0.14
G W ORIONIS, A 20000 YEARS OLD T TAURI STAR? 1\/"", _ 0.14

... The purpose of the present note is LO poi m out that G W Orionis, a T Tauri star, is also a ver y young object with an age comparable to that 01' Lhe Orion nebula ami LO the mean age 01' Lhe sLars at the vertices of comeLary nebulae. The reasoning underlying the case 01' G W Orionis -which is ver y ...
School Supplies - Rowan County Schools
School Supplies - Rowan County Schools

HW #8 Answers (Due 10/21)
HW #8 Answers (Due 10/21)

FREE Sample Here
FREE Sample Here

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Cygnus (constellation)



Cygnus /ˈsɪɡnəs/ is a northern constellation lying on the plane of the Milky Way, deriving its name from the Latinized Greek word for swan. The swan is one of the most recognizable constellations of the northern summer and autumn, it features a prominent asterism known as the Northern Cross (in contrast to the Southern Cross). Cygnus was among the 48 constellations listed by the 2nd century astronomer Ptolemy, and it remains one of the 88 modern constellations.Cygnus contains Deneb, one of the brightest stars in the night sky and one corner of the Summer Triangle, as well as some notable X-ray sources and the giant stellar association of Cygnus OB2. One of the stars of this association, NML Cygni, is one of the largest stars currently known. The constellation is also home to Cygnus X-1, a distant X-ray binary containing a supergiant and unseen massive companion that was the first object widely held to be a black hole. Many star systems in Cygnus have known planets as a result of the Kepler Mission observing one patch of the sky, the patch is the area around Cygnus. In addition, most of the eastern part of Cygnus is dominated by the Hercules–Corona Borealis Great Wall, a giant galaxy filament that is the largest known structure in the observable universe; covering most of the northern sky.
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