The Hertzsprung-Russell Diagram
... Which star has the largest diameter? Which star has the smallest diameter? Which is the hottest star? Which is the star most like the sun? Which star is a cool supergiant? Which star has strong lines of ionized helium in its spectrum? Which star is the white dwarf? Which star has spectrum lines due ...
... Which star has the largest diameter? Which star has the smallest diameter? Which is the hottest star? Which is the star most like the sun? Which star is a cool supergiant? Which star has strong lines of ionized helium in its spectrum? Which star is the white dwarf? Which star has spectrum lines due ...
Study Guide for Stars and the Universe Test
... 1. What types of radiation make up the electromagnetic spectrum? 2. Define the three types of spectra. 3. How do scientists determine the elements present in a star. 4. How can scientists determine whether a star is moving toward or away from Earth? 5. How does a reflecting telescope differ from a r ...
... 1. What types of radiation make up the electromagnetic spectrum? 2. Define the three types of spectra. 3. How do scientists determine the elements present in a star. 4. How can scientists determine whether a star is moving toward or away from Earth? 5. How does a reflecting telescope differ from a r ...
Stars
... up. Eventually, it reaches a critical mass and nuclear fusion begins. • Begins the main sequence phase of the star • Most of its life is n this phase ...
... up. Eventually, it reaches a critical mass and nuclear fusion begins. • Begins the main sequence phase of the star • Most of its life is n this phase ...
Astrobiology News for July 2013: What Makes a Planet Habitable
... One of the most intriguing possibilities for life-‐sustaining planets is coming from the mounting evidence that Earth-‐sized and “super-‐Earth-‐sized” planets may be common in the HZ’s of M-‐dwarfs. M-‐dwarfs ...
... One of the most intriguing possibilities for life-‐sustaining planets is coming from the mounting evidence that Earth-‐sized and “super-‐Earth-‐sized” planets may be common in the HZ’s of M-‐dwarfs. M-‐dwarfs ...
There's more than one way to make a Blue Straggler 1
... The more massive star in this double-star system cannibalizes its partner, creating a single, even more massive star. ...
... The more massive star in this double-star system cannibalizes its partner, creating a single, even more massive star. ...
Characteristics of Stars
... diagram below). This is the same thing that happens when you look at a close object with first one eye and then the other. For example, hold your thumb at the tip of your nose. Look at your thumb with first your right eye and then your left. Your thumb appears to move because your eyes are not at ex ...
... diagram below). This is the same thing that happens when you look at a close object with first one eye and then the other. For example, hold your thumb at the tip of your nose. Look at your thumb with first your right eye and then your left. Your thumb appears to move because your eyes are not at ex ...
Folie 1 - univie.ac.at
... Each of the 7kg BRITE satellites is equipped with a small dioptric telescope. A “constellation” of satellites provides improved time coverage and two- color information: one satellite carries a blue and the other a red filter. The 20cm cube structure houses three orthogonal reaction wheels and three ...
... Each of the 7kg BRITE satellites is equipped with a small dioptric telescope. A “constellation” of satellites provides improved time coverage and two- color information: one satellite carries a blue and the other a red filter. The 20cm cube structure houses three orthogonal reaction wheels and three ...
1 - Alice Pevyhouse
... 11. The zero-age of a star refers to the start of which phase of a star: 12. What is the primary composition of a white dwarf? 13. A white dwarf is about the size of the Earth 14. The ‘helium flash’ occurs at what stage in stellar evolution? 15. What is the last element a star with a mass greater th ...
... 11. The zero-age of a star refers to the start of which phase of a star: 12. What is the primary composition of a white dwarf? 13. A white dwarf is about the size of the Earth 14. The ‘helium flash’ occurs at what stage in stellar evolution? 15. What is the last element a star with a mass greater th ...
Teachers Notes - Edinburgh International Science Festival
... and stories to them. The most well known constellation names are from the ancients Greeks. They created and named over 40 constellations which are still recognised today. In 1930 it was decided that more ...
... and stories to them. The most well known constellation names are from the ancients Greeks. They created and named over 40 constellations which are still recognised today. In 1930 it was decided that more ...
Planet Finding
... planets such as HD 209458 b are surrounded by atmospheres that contain sodium. But the finding is an astronomical landmark because it points the way to observing atmospheres of other distant planets. “This opens up an exciting new phase of extrasolar planet exploration, where we can begin to compare ...
... planets such as HD 209458 b are surrounded by atmospheres that contain sodium. But the finding is an astronomical landmark because it points the way to observing atmospheres of other distant planets. “This opens up an exciting new phase of extrasolar planet exploration, where we can begin to compare ...
Study Guide for Stars and Galaxies Quiz ANSWER KEY
... Planetesimals collided and grew larger by sticking together, eventually combining to form the planets. 5. Why is there a difference in the inner and outer planets? It was so hot close to the sun that most water and other iceforming materials simply vaporized. Most gases escaped the gravity of t ...
... Planetesimals collided and grew larger by sticking together, eventually combining to form the planets. 5. Why is there a difference in the inner and outer planets? It was so hot close to the sun that most water and other iceforming materials simply vaporized. Most gases escaped the gravity of t ...
properties of stars 2012
... Wien’s Law T = c/λm where T = temperature in kelvins, c is the speed of light, λm is the wavelength of maximum brightness. Spectral Classes There is a relationship between the temperature of a star and the appearance of the dark lines on its absorption spectrum. Star temperatures are classified, fro ...
... Wien’s Law T = c/λm where T = temperature in kelvins, c is the speed of light, λm is the wavelength of maximum brightness. Spectral Classes There is a relationship between the temperature of a star and the appearance of the dark lines on its absorption spectrum. Star temperatures are classified, fro ...
Lecture 36: Strange New Worlds
... Orbital Periods < 10 days Inside the orbit of Mercury Densities like Jupiter and Saturn, so they are gas giants. Selection effect? How does a Jupiter-size gas planet get so close to its parent star? ...
... Orbital Periods < 10 days Inside the orbit of Mercury Densities like Jupiter and Saturn, so they are gas giants. Selection effect? How does a Jupiter-size gas planet get so close to its parent star? ...
Time runs out for Herschel
... Scientists have not seen the north pole so clearly in the past because it is only now emerging from winter. Cassini’s composite infrared spectrometer and visual and infrared mapping spectrometer detected the great hexagonal vortex, but now it is visible. Cassini is also getting better views of the p ...
... Scientists have not seen the north pole so clearly in the past because it is only now emerging from winter. Cassini’s composite infrared spectrometer and visual and infrared mapping spectrometer detected the great hexagonal vortex, but now it is visible. Cassini is also getting better views of the p ...
Stars motion and how is it seen from earth?
... portion of light from a star has to fill. (2 times farther is 2 squared thereby making the area the same amount of light having to cover 4, if it is 3 times farther it has to cover 9 times the area, so on and so forth). So by using this formula we can determine distance based on luminosity and appar ...
... portion of light from a star has to fill. (2 times farther is 2 squared thereby making the area the same amount of light having to cover 4, if it is 3 times farther it has to cover 9 times the area, so on and so forth). So by using this formula we can determine distance based on luminosity and appar ...
Earth`s Motions
... in motion is how planets were discovered. The retrograde motion of planets is more easily explained by the heliocentric model rather than the geocentric model. ...
... in motion is how planets were discovered. The retrograde motion of planets is more easily explained by the heliocentric model rather than the geocentric model. ...
