HR Diagram Explorer Worksheet
... Student A: “I think it’s because these stars must be very close to us. That would make them appear brighter to use in the sky.” Student B: “I think it’s because these stars are very luminous. They are putting out a tremendous amount of energy.” Student C: “ I think its because these stars are very c ...
... Student A: “I think it’s because these stars must be very close to us. That would make them appear brighter to use in the sky.” Student B: “I think it’s because these stars are very luminous. They are putting out a tremendous amount of energy.” Student C: “ I think its because these stars are very c ...
Navigating the Night Sky – Teacher Guide Argos Online Subject
... • Identify limitations of the map: o Do the constellations near the horizon on the star map look like the constellations in the sky? If not, how do they look different? -If you are using the star maps in Stardate Magazine, the answer is obviously No. If you are using the star maps from Starmaps.com, ...
... • Identify limitations of the map: o Do the constellations near the horizon on the star map look like the constellations in the sky? If not, how do they look different? -If you are using the star maps in Stardate Magazine, the answer is obviously No. If you are using the star maps from Starmaps.com, ...
Polaris
... yellow Cepheid variable (α UMi A), orbited by a bright yellow dwarf (α UMi B) at a distance of about 2400 AU (360 billion kilometers, or 224 billion miles). Polaris B can be seen with even a modest telescope and was first noticed by William Herschel in 1780. In 1929, it was discovered by examining t ...
... yellow Cepheid variable (α UMi A), orbited by a bright yellow dwarf (α UMi B) at a distance of about 2400 AU (360 billion kilometers, or 224 billion miles). Polaris B can be seen with even a modest telescope and was first noticed by William Herschel in 1780. In 1929, it was discovered by examining t ...
document
... Andromeda’s disk is now believed to span as much as 228,000 light years in width. Andromeda’s disk is also about twice as large as the Milky Way’s. The brightest star cloud in Andromeda is NGC 206. There are two “dust rings” in Andromeda’s disk caused by a head on collision with a neighboring dwarf ...
... Andromeda’s disk is now believed to span as much as 228,000 light years in width. Andromeda’s disk is also about twice as large as the Milky Way’s. The brightest star cloud in Andromeda is NGC 206. There are two “dust rings” in Andromeda’s disk caused by a head on collision with a neighboring dwarf ...
Photometry of star clusters with SalsaJ - Eu-Hou
... Photometry is generally used to generate light curves of objects such as variable stars and supernovae, where the interest is the variation of total light energy output by the system over time. It can also be used to discover exoplanets, by measuring the intensity of a stars light over a period of t ...
... Photometry is generally used to generate light curves of objects such as variable stars and supernovae, where the interest is the variation of total light energy output by the system over time. It can also be used to discover exoplanets, by measuring the intensity of a stars light over a period of t ...
A Collection of Curricula for the STARLAB Deep Sky Objects
... Nebulae absorb light from nearby stars and radiate it back into space. Most nebulae glow red, the color of hydrogen gas. The brightest nebula is the Orion Nebula (see slide #60) which can be seen with the unaided eye in a dark sky. Nebulae are very important in astronomy because they are the key to ...
... Nebulae absorb light from nearby stars and radiate it back into space. Most nebulae glow red, the color of hydrogen gas. The brightest nebula is the Orion Nebula (see slide #60) which can be seen with the unaided eye in a dark sky. Nebulae are very important in astronomy because they are the key to ...
Li-cai Deng
... The Future of Galactic structure In the Milky Way, we have the opportunity to learn the whole history of one galaxy instead of comparing snapshots of many. It is only now that we have large surveys of the whole sky that we are able to comprehend the Milky Way as a whole. Unlike external galaxies, t ...
... The Future of Galactic structure In the Milky Way, we have the opportunity to learn the whole history of one galaxy instead of comparing snapshots of many. It is only now that we have large surveys of the whole sky that we are able to comprehend the Milky Way as a whole. Unlike external galaxies, t ...
Practice Exam for 3 rd Astronomy Exam
... Birth Function OB Association In the Milky Way Galaxy there are very many Giant Molecular Clouds (GMC). A typical GMC contains most hydrogen and helium gas and microscopic solid particles of ice and rocky material known collectively as “dust”. The typical GMC may be 300 ly in diameter and encompass ...
... Birth Function OB Association In the Milky Way Galaxy there are very many Giant Molecular Clouds (GMC). A typical GMC contains most hydrogen and helium gas and microscopic solid particles of ice and rocky material known collectively as “dust”. The typical GMC may be 300 ly in diameter and encompass ...
Pretty Pictures of the Cosmos
... with the Hubble Space Telescope, distant galaxies form a dramatic backdrop for disrupted spiral galaxy Arp 188, the Tadpole Galaxy. The cosmic Tadpole is a mere 420 million light-years distant toward the northern constellation Draco. Its eye-catching tail is about 280 thousand light-years long and f ...
... with the Hubble Space Telescope, distant galaxies form a dramatic backdrop for disrupted spiral galaxy Arp 188, the Tadpole Galaxy. The cosmic Tadpole is a mere 420 million light-years distant toward the northern constellation Draco. Its eye-catching tail is about 280 thousand light-years long and f ...
visual photometry - El Camino College
... professional astronomers.) The standard stars that are closest in brightness to the unknown star will determine an upper and lower limits for the unknown’s visual magnitude. In other words, if the unknown is fainter than standard 1, but is brighter than standard 2, the visual magnitude should lie be ...
... professional astronomers.) The standard stars that are closest in brightness to the unknown star will determine an upper and lower limits for the unknown’s visual magnitude. In other words, if the unknown is fainter than standard 1, but is brighter than standard 2, the visual magnitude should lie be ...
Visual Photometry - El Camino College
... professional astronomers.) The standard stars that are closest in brightness to the unknown star will determine an upper and lower limits for the unknown’s visual magnitude. In other words, if the unknown is fainter than standard 1, but is brighter than standard 2, the visual magnitude should lie be ...
... professional astronomers.) The standard stars that are closest in brightness to the unknown star will determine an upper and lower limits for the unknown’s visual magnitude. In other words, if the unknown is fainter than standard 1, but is brighter than standard 2, the visual magnitude should lie be ...
Star Maps - Astronomy Outreach - The University of Texas at Austin
... o When does the star map most accurately represent the sky? -Refer to the dates and times listed on the side of the map. (NOTE: The cardinal directions (north, south, east, west) are listed around the edge of the circle so that you can hold the map up towards the corresponding horizon and see which ...
... o When does the star map most accurately represent the sky? -Refer to the dates and times listed on the side of the map. (NOTE: The cardinal directions (north, south, east, west) are listed around the edge of the circle so that you can hold the map up towards the corresponding horizon and see which ...
Lesson Plan G2 The Stars
... good indicator of its distance. In Starry Night they will examine several different stars and they will see how some stars end their lives. ...
... good indicator of its distance. In Starry Night they will examine several different stars and they will see how some stars end their lives. ...
Here - Amateur Observers` Society of New York
... Known as the "Red Planet”, it is best observed at opposition about every 26 months, 125-126 although it can be seen often at other points of its orbit. ...
... Known as the "Red Planet”, it is best observed at opposition about every 26 months, 125-126 although it can be seen often at other points of its orbit. ...
The Bigger Picture - Astronomy and Astrophysics
... Hydrogen lines in the visible part of the spectrum (known as the Balmer Series) are created when a photon is absorbed by bouncing an electron from the 1st excited level to a higher excited level. • Photons with just the right energy to move an electron from the 1st excited state to the 2nd excited s ...
... Hydrogen lines in the visible part of the spectrum (known as the Balmer Series) are created when a photon is absorbed by bouncing an electron from the 1st excited level to a higher excited level. • Photons with just the right energy to move an electron from the 1st excited state to the 2nd excited s ...
argo and other tidal structures around the milky way
... sample was limited to −25◦ < b < +25◦ , in order to avoid the Magellanic Clouds. The solar position is X = −8 kpc, Y = 0 kpc. A number of known structures can be seen in these plots: The Monoceros stream, Sagittarius, the TriAnd and Perseus systems (Rocha-Pinto et al. 2004). The large southern hemis ...
... sample was limited to −25◦ < b < +25◦ , in order to avoid the Magellanic Clouds. The solar position is X = −8 kpc, Y = 0 kpc. A number of known structures can be seen in these plots: The Monoceros stream, Sagittarius, the TriAnd and Perseus systems (Rocha-Pinto et al. 2004). The large southern hemis ...
black holes activity
... -The gas particles in the core and radiation zone ____________ with each other constantly but by the time it get to 200,000 km out it is turned into energy and through convection transferred towards the surface C.What is Granulation? -Looking at the surface of the Sun it looks highly _______________ ...
... -The gas particles in the core and radiation zone ____________ with each other constantly but by the time it get to 200,000 km out it is turned into energy and through convection transferred towards the surface C.What is Granulation? -Looking at the surface of the Sun it looks highly _______________ ...
Oct 06, 2001
... 13. Which of the statements below is true regarding the two stars marked α and β? A. Star α is hotter than star β. B. Star α is less luminous than star β. C. Star α is larger in radius than star β. D. Star α appears brighter that star β. 14. Which of the statements below is true regarding the two st ...
... 13. Which of the statements below is true regarding the two stars marked α and β? A. Star α is hotter than star β. B. Star α is less luminous than star β. C. Star α is larger in radius than star β. D. Star α appears brighter that star β. 14. Which of the statements below is true regarding the two st ...
galaxies and stars
... 51. The diagram below represents the development of our universe from the time of the Big Bang until the present. Letter A indicates two celestial objects. ...
... 51. The diagram below represents the development of our universe from the time of the Big Bang until the present. Letter A indicates two celestial objects. ...
Stories in the Stars
... of stars or galaxies. Star clusters are open or globular. Constellation. A pattern of stars that suggests the shape of some god, person, animal or object. Eclipse. Blocking of light from one body by another that passes in front of it. Eclipsing binary star. Binary star whose orbit around each other ...
... of stars or galaxies. Star clusters are open or globular. Constellation. A pattern of stars that suggests the shape of some god, person, animal or object. Eclipse. Blocking of light from one body by another that passes in front of it. Eclipsing binary star. Binary star whose orbit around each other ...
Modified True/False - Indicate whether the statement is true or false
... ____ 21. HS-ESS1-1 Which of the following stages is the earliest in the development of a star? a. Nebula c. Neutron star b. Protostar d. Giant ____ 22. HS-ESS1-1 All stars, including the Sun, have the following identical composition: a. 73 percent hydrogen; 25 percent helium; and 2 percent oxygen b. ...
... ____ 21. HS-ESS1-1 Which of the following stages is the earliest in the development of a star? a. Nebula c. Neutron star b. Protostar d. Giant ____ 22. HS-ESS1-1 All stars, including the Sun, have the following identical composition: a. 73 percent hydrogen; 25 percent helium; and 2 percent oxygen b. ...
The star Epsilon UMa, or more commonly known as Alioth
... variable that usually shows a very small difference in visual magnitude, or brightness, as it rotates. This irregular surface brightness may be due to certain magnetic effects of the star. Alioth itself is noted to have one of the weakest magnetic fields for the alpha-CV type class. It is only 100 t ...
... variable that usually shows a very small difference in visual magnitude, or brightness, as it rotates. This irregular surface brightness may be due to certain magnetic effects of the star. Alioth itself is noted to have one of the weakest magnetic fields for the alpha-CV type class. It is only 100 t ...
The Evening Sky Map
... Conjunction – An alignment of two celestial bodies such that they present the least angular separation as viewed from Earth. Constellation – A defined area of the sky containing a star pattern. Diffuse Nebula – A cloud of gas illuminated by nearby stars. Double Star – Two stars that appear close to ...
... Conjunction – An alignment of two celestial bodies such that they present the least angular separation as viewed from Earth. Constellation – A defined area of the sky containing a star pattern. Diffuse Nebula – A cloud of gas illuminated by nearby stars. Double Star – Two stars that appear close to ...
Stars PowerPoint
... – Although stars may appear to be close to each other, very few are gravitationally bound to one other. – By measuring distances to stars and observing how they interact with each other, scientists can determine which stars are gravitationally bound to each other. – A group of stars that are gravita ...
... – Although stars may appear to be close to each other, very few are gravitationally bound to one other. – By measuring distances to stars and observing how they interact with each other, scientists can determine which stars are gravitationally bound to each other. – A group of stars that are gravita ...