![Hertzsprung Russell diagram](http://s1.studyres.com/store/data/010505353_1-03b3d82d0575733ce9a865ed95b0be8f-300x300.png)
Hertzsprung Russell diagram
... There is a band of stars that runs from the top left to the bottom right (shown by the dotted line in the diagram) and this is called the Main Sequence. Stars that lie in this area are called main sequence stars – the Sun is a main sequence star. In a way stars that lie on the main sequence are ‘nor ...
... There is a band of stars that runs from the top left to the bottom right (shown by the dotted line in the diagram) and this is called the Main Sequence. Stars that lie in this area are called main sequence stars – the Sun is a main sequence star. In a way stars that lie on the main sequence are ‘nor ...
Planetarium Key Points
... Constellation shape changes with epoch and their visibility changes with epoch and observer position; shape is not for ever because of star’s proper motion, but no detectable change is observable during human life, at naked eye Constellations and asterisms; we use structures invented by assirian ...
... Constellation shape changes with epoch and their visibility changes with epoch and observer position; shape is not for ever because of star’s proper motion, but no detectable change is observable during human life, at naked eye Constellations and asterisms; we use structures invented by assirian ...
Star Maps and Constellations
... chases the bears (Ursa Major, Ursa Minor) around in circles, i.e. keeps them at the North pole ...
... chases the bears (Ursa Major, Ursa Minor) around in circles, i.e. keeps them at the North pole ...
Name: pd: ______ Date: Constellation Scavenger Hunt! Google Sky
... - Find the constellation Orion & name the stars in Orion’s Belt a) ____________________________________________ b) ____________________________________________ c) ____________________________________________ 3. If you click on the stars and read the information windows for each, you will find two of ...
... - Find the constellation Orion & name the stars in Orion’s Belt a) ____________________________________________ b) ____________________________________________ c) ____________________________________________ 3. If you click on the stars and read the information windows for each, you will find two of ...
Planetarium Activity 1 Learning to measure brightness and Limiting
... Things to review before you come: Constellations, naming conventions of stars in constellations, apparent magnitude, and magnitude scale, Greek Letters Task 1 Instructions 1. You will be shown five popular constellations (Ursa Major, Cassiopeia, Leo, Ursa Minor and Orion) fix their position in the s ...
... Things to review before you come: Constellations, naming conventions of stars in constellations, apparent magnitude, and magnitude scale, Greek Letters Task 1 Instructions 1. You will be shown five popular constellations (Ursa Major, Cassiopeia, Leo, Ursa Minor and Orion) fix their position in the s ...
star brightness
... far y bright star ver t star For example, the neares ri, tau Cen to our Sun is Alpha tant. dis ...
... far y bright star ver t star For example, the neares ri, tau Cen to our Sun is Alpha tant. dis ...
THE CONSTELLATION LUPUS, THE WOLF
... serious students of astrology. Opening page of Tetrabiblos, published in 1484. ...
... serious students of astrology. Opening page of Tetrabiblos, published in 1484. ...
Planetarium Key Points
... Constellations exist becouse of celestial sphere and becouse pattern recognition is a natural feature for living beeings Constellation shape change with epoch and observer position; shape is not for ever becouse of star’s proper motion, but no detectable change during human life at naked eye C ...
... Constellations exist becouse of celestial sphere and becouse pattern recognition is a natural feature for living beeings Constellation shape change with epoch and observer position; shape is not for ever becouse of star’s proper motion, but no detectable change during human life at naked eye C ...
9. Lectures on Star Formation.
... -Disks are made up of about 99% gas and 1% dust. Dust is sufficient to make all the planets that we have in our solar system. -Disks appear dark, because are viewed against the bright background of Orion Nebula. Reddish glowing object in the middle is a proto-star: Star hasn’t yet reached the main ...
... -Disks are made up of about 99% gas and 1% dust. Dust is sufficient to make all the planets that we have in our solar system. -Disks appear dark, because are viewed against the bright background of Orion Nebula. Reddish glowing object in the middle is a proto-star: Star hasn’t yet reached the main ...
Constellations - Brown University Wiki
... seven sisters, a cluster of six bright stars ( about 200 in a telescope) known all over the world but now counted as part of the larger group called the constellation Taurus (the Bull) and the asterism “the Big Dipper”, the seven brightest stars in the larger group called Ursa Major (the Big Bear). ...
... seven sisters, a cluster of six bright stars ( about 200 in a telescope) known all over the world but now counted as part of the larger group called the constellation Taurus (the Bull) and the asterism “the Big Dipper”, the seven brightest stars in the larger group called Ursa Major (the Big Bear). ...
May - RASC St. John`s Centre
... very bright stars about 60º away. One is Vega in Lyra, The Lyre, which Appolo, the god of music as well as the Sun, gave his son Orpheus with which he played the most enchanting music. Arcing slightly in the direction of Polaris along this line finds Deneb in Cygnus, The Swan, also known as the Nort ...
... very bright stars about 60º away. One is Vega in Lyra, The Lyre, which Appolo, the god of music as well as the Sun, gave his son Orpheus with which he played the most enchanting music. Arcing slightly in the direction of Polaris along this line finds Deneb in Cygnus, The Swan, also known as the Nort ...
Why does Sirius twinkle?
... very bright companion in a nearby constellation: Sirius - The Dog Star. ...
... very bright companion in a nearby constellation: Sirius - The Dog Star. ...
Orion the Hunter
... No constellation dominates the winter sky like Orion the Hunter. Its brightest stars form one of the best known celestial shapes, which is visible even from cities. The plane of the Milky Way clips the northeast corner of the constellation and manifests itself as a featureless, hazy band through the ...
... No constellation dominates the winter sky like Orion the Hunter. Its brightest stars form one of the best known celestial shapes, which is visible even from cities. The plane of the Milky Way clips the northeast corner of the constellation and manifests itself as a featureless, hazy band through the ...
Document
... 2. Here is a pneumonic to remember the twelve constellations in order. It is supposed to help with memorizing the constellations of the zodiac, in the order that the Sun passes through them during the year. The ramble twins crave liverish Scaly scorpions are good water fish ...
... 2. Here is a pneumonic to remember the twelve constellations in order. It is supposed to help with memorizing the constellations of the zodiac, in the order that the Sun passes through them during the year. The ramble twins crave liverish Scaly scorpions are good water fish ...
Planisphere Exercise
... progresses? Do these directions ever change? Turn the star wheel to find out. ...
... progresses? Do these directions ever change? Turn the star wheel to find out. ...
The Electromagnetic Spectrum: Astronomy 1
... after the Big Bang, the Universe cooled enough to allow atoms to form. After this point in time, radiation was able to travel freely through the Universe. Initially, the radiation (known as the CMB) from this epoch had a short wavelength, however as the Universe expanded the wavelength increased. To ...
... after the Big Bang, the Universe cooled enough to allow atoms to form. After this point in time, radiation was able to travel freely through the Universe. Initially, the radiation (known as the CMB) from this epoch had a short wavelength, however as the Universe expanded the wavelength increased. To ...
Document
... after the Big Bang, the Universe cooled enough to allow atoms to form. After this point in time, radiation was able to travel freely through the Universe. Initially, the radiation (known as the CMB) from this epoch had a short wavelength, however as the Universe expanded the wavelength increased. To ...
... after the Big Bang, the Universe cooled enough to allow atoms to form. After this point in time, radiation was able to travel freely through the Universe. Initially, the radiation (known as the CMB) from this epoch had a short wavelength, however as the Universe expanded the wavelength increased. To ...
The Galactic Super Star Cluster Westerlund 1
... times the mass of Orion. Therefore, we would have expected diffuse emission with L x = 3x10 35 erg s-1, which is five times more flux than we observe. We suggest that the IMF is nonstandard, as is often claimed for young, massive star clusters. ...
... times the mass of Orion. Therefore, we would have expected diffuse emission with L x = 3x10 35 erg s-1, which is five times more flux than we observe. We suggest that the IMF is nonstandard, as is often claimed for young, massive star clusters. ...
Star Formation
... • Julio Navarro says No – correct age but wrong space motion • Or maybe HD162826 is a sibling? ...
... • Julio Navarro says No – correct age but wrong space motion • Or maybe HD162826 is a sibling? ...
lesson 5-8 quiz.show.pps
... Stars move with the Earth as it revolves the Sun. As the Earth revolves around the sun, we see different parts of the sky. They glow in the sky and can be seen from Earth. ...
... Stars move with the Earth as it revolves the Sun. As the Earth revolves around the sun, we see different parts of the sky. They glow in the sky and can be seen from Earth. ...
Stars - Mc Guckin Science
... so tightly that its atoms are compacted into a dense shell of neutrons. • If the remaining mass of the star is more than about three times that of the Sun, it will collapse so completely that it will literally disappear from the universe. • What is left behind is an intense region of gravity called ...
... so tightly that its atoms are compacted into a dense shell of neutrons. • If the remaining mass of the star is more than about three times that of the Sun, it will collapse so completely that it will literally disappear from the universe. • What is left behind is an intense region of gravity called ...
33-3 - Fremont Peak Observatory
... members and those Life Members with Observer Privileges to renew their membership. Membership remains a principal source of income for the Association. The Association remains strong. Our programs were well attended. During 2016 we invested in new and updated equipment and tried a new approach at a ...
... members and those Life Members with Observer Privileges to renew their membership. Membership remains a principal source of income for the Association. The Association remains strong. Our programs were well attended. During 2016 we invested in new and updated equipment and tried a new approach at a ...
Planisphere Exercise
... planisphere. As the night progresses, which way do the stars appear to move around the North Star (which is hidden under the brass fastener) – clockwise or counterclockwise? As the night progresses, how do stars appear to move across the southern sky? In what direction does the celestial equator app ...
... planisphere. As the night progresses, which way do the stars appear to move around the North Star (which is hidden under the brass fastener) – clockwise or counterclockwise? As the night progresses, how do stars appear to move across the southern sky? In what direction does the celestial equator app ...
18.1 NOTES How are stars formed? Objective: Describe how stars
... COMMON element in stars. Other elements include sodium, calcium, and iron. ...
... COMMON element in stars. Other elements include sodium, calcium, and iron. ...
Lecture 6: Properties of Stars The Constellations The Constellations
... o Distant stars used as reference points. Closer star appears to move relative to distant stars during Earth’s orbit about Sun. o Parallax angle: p ~ 1 AU / d => d = ~ 1 AU / p ...
... o Distant stars used as reference points. Closer star appears to move relative to distant stars during Earth’s orbit about Sun. o Parallax angle: p ~ 1 AU / d => d = ~ 1 AU / p ...
Orion (constellation)
![](https://commons.wikimedia.org/wiki/Special:FilePath/Orion_3008_huge.jpg?width=300)
Orion is a prominent constellation located on the celestial equator and visible throughout the world. It is one of the most conspicuous and recognizable constellations in the night sky. It was named after Orion, a hunter in Greek mythology. Its brightest stars are Rigel (Beta Orionis) and Betelgeuse (Alpha Orionis), a blue-white and a red supergiant, respectively.