The Life Cycle of Stars Webquest
... energy that makes stars shine. 3. You will also begin to understand the forces involved in stars that maintain this nuclear reaction and how these forces change as the star ages. 4. You will explore the stages stars progress through from birth to death and how the death of a star depends on its init ...
... energy that makes stars shine. 3. You will also begin to understand the forces involved in stars that maintain this nuclear reaction and how these forces change as the star ages. 4. You will explore the stages stars progress through from birth to death and how the death of a star depends on its init ...
The Life Cycle of a Star Webquest:
... ______ The gas ball begins to spin faster and cool. ______ A star begins to form from clouds of hydrogen gas and dust. ______ The ball separate into a core and spinning disks. ...
... ______ The gas ball begins to spin faster and cool. ______ A star begins to form from clouds of hydrogen gas and dust. ______ The ball separate into a core and spinning disks. ...
The Stellar Luminosity Function
... gives the distances in light years, the formula had to be modified to M =m+5-5 logD/3.26 . Th e absolute magnitudes were then rounded to the nearest whole magnitude and then plotted. (See fig.1 .) The sun's absolute magnitude is 4.8. It can be seen readily that there are only 3 stars within the 16 l ...
... gives the distances in light years, the formula had to be modified to M =m+5-5 logD/3.26 . Th e absolute magnitudes were then rounded to the nearest whole magnitude and then plotted. (See fig.1 .) The sun's absolute magnitude is 4.8. It can be seen readily that there are only 3 stars within the 16 l ...
ISP 205 Review Questions, Week 10
... more luminous than the other, what are the relative diameters of the two stars? Luminosity = (surface area) (Energy emitted per unit surface area) If the temperatures are the same, the energy emitted per unit surface will be the same. So the more luminous star must have 10,000 times more surface a ...
... more luminous than the other, what are the relative diameters of the two stars? Luminosity = (surface area) (Energy emitted per unit surface area) If the temperatures are the same, the energy emitted per unit surface will be the same. So the more luminous star must have 10,000 times more surface a ...
Supernova’s
... Death of a Massive Star (contd.) • While the sun can burn helium and hydrogen to keep the star shinning, massive stars attain temperatures so great that Iron is produced in the core. • Iron is the most stable nuclei. • It is at this point where the core collapses and the imploding material produces ...
... Death of a Massive Star (contd.) • While the sun can burn helium and hydrogen to keep the star shinning, massive stars attain temperatures so great that Iron is produced in the core. • Iron is the most stable nuclei. • It is at this point where the core collapses and the imploding material produces ...
2.7 - 2.9a
... include the Milky Way (our galaxy) all have a central nucleus have long curved arms contain a lot of gas and dust ...
... include the Milky Way (our galaxy) all have a central nucleus have long curved arms contain a lot of gas and dust ...
Stars and Galaxies
... • Stars more massive than our Sun may be main sequence stars for only 10 million years • Stars less massive than our Sun may be main sequence stars for 100’s of billions of years • Remember: the larger the star the shorter the life span, the smaller the star the longer the life span ...
... • Stars more massive than our Sun may be main sequence stars for only 10 million years • Stars less massive than our Sun may be main sequence stars for 100’s of billions of years • Remember: the larger the star the shorter the life span, the smaller the star the longer the life span ...
The Ursa Major Moving Cluster, Collinder 285
... escaped due to mutual encounters, tidal forces of the Milky Way, or encounters with large interstellar clouds and other clusters. Now as they have left the cluster, their orbits around the Milky Way Galaxy's center is still similar to that of the cluster so that they have a common motion. All these ...
... escaped due to mutual encounters, tidal forces of the Milky Way, or encounters with large interstellar clouds and other clusters. Now as they have left the cluster, their orbits around the Milky Way Galaxy's center is still similar to that of the cluster so that they have a common motion. All these ...
Size Color and Temperature
... Betelgeuse (BEET-uhl-JOOZ) is more than 600 times greater in diameter than the Sun. If Betelgeuse replaced the Sun, it would fill space in our solar system well beyond Earth’s orbit. Because giant and supergiant stars have such huge surface areas to give off light, they are very bright. Betelgeuse i ...
... Betelgeuse (BEET-uhl-JOOZ) is more than 600 times greater in diameter than the Sun. If Betelgeuse replaced the Sun, it would fill space in our solar system well beyond Earth’s orbit. Because giant and supergiant stars have such huge surface areas to give off light, they are very bright. Betelgeuse i ...
Friday, November 7 - Otterbein University
... • Some have names that go back to ancient times (e.g. Castor and Pollux, Greek mythology) • Some were named by Arab astronomers (e.g. Aldebaran, Algol, etc.) • Since the 17th century we use a scheme that lists stars by constellation – in order of their apparent brightness – labeled alphabetically in ...
... • Some have names that go back to ancient times (e.g. Castor and Pollux, Greek mythology) • Some were named by Arab astronomers (e.g. Aldebaran, Algol, etc.) • Since the 17th century we use a scheme that lists stars by constellation – in order of their apparent brightness – labeled alphabetically in ...
Notes: Astronomy and Groups of Stars
... Are different distances from earth measured in units called LIGHT YEARS the distance that light travels in a year ( 5.8 trillion mi). *distance= time traveled x 5.8 trillon mi ( or 9.46 trillion km) * Closest star to earth is the sun….next closest is Alpha Centauri , 4.22 light years away. Character ...
... Are different distances from earth measured in units called LIGHT YEARS the distance that light travels in a year ( 5.8 trillion mi). *distance= time traveled x 5.8 trillon mi ( or 9.46 trillion km) * Closest star to earth is the sun….next closest is Alpha Centauri , 4.22 light years away. Character ...
Winter constellations
... To the lower left of Orion is the bright star Sirius, the Dog Star, which generally appears white or blue, but can take other colours when it is close to the horizon. Sirius lies in the small constellation of Canis Major, the Great Dog, which is meant to be Orion’s dog. It is the brightest star in t ...
... To the lower left of Orion is the bright star Sirius, the Dog Star, which generally appears white or blue, but can take other colours when it is close to the horizon. Sirius lies in the small constellation of Canis Major, the Great Dog, which is meant to be Orion’s dog. It is the brightest star in t ...
Astronomy Lecture Notes: Stellar Nomenclature I Introduction
... 1. If one star is 1 magnitude brighter than another then that star is actually about 2.5 times brighter as measured in Watts/m2 by a photometer. 2. If one star is 5 magnitudes brighter than another then that star is actually exactly 100 times brighter as measured in Watts/m2 by a photometer. 3. Exam ...
... 1. If one star is 1 magnitude brighter than another then that star is actually about 2.5 times brighter as measured in Watts/m2 by a photometer. 2. If one star is 5 magnitudes brighter than another then that star is actually exactly 100 times brighter as measured in Watts/m2 by a photometer. 3. Exam ...
07-01TheColsmologicalDistanceLadder
... Cepheid Variables: How to measure the distance to a galaxy using Cepheid variable stars: 1. Find the Cepheid, measure its spectrum 2. Measure a couple periods, and its apparent magnitude m 3. Look up its absolute magnitude 4. Use M = m - 5 log10(d/10) to find d ...
... Cepheid Variables: How to measure the distance to a galaxy using Cepheid variable stars: 1. Find the Cepheid, measure its spectrum 2. Measure a couple periods, and its apparent magnitude m 3. Look up its absolute magnitude 4. Use M = m - 5 log10(d/10) to find d ...
BAS - Monthly Sky Guide
... The constellation Lupus, “The Wolf”, sits near the half-man half-horse warrior beast the Centaur and mythology suggests a fight to the death between the two is underway in the sky. Lupus is also not far from Libra and the central bulge region of our Milky Way Galaxy – this means it is a good place ...
... The constellation Lupus, “The Wolf”, sits near the half-man half-horse warrior beast the Centaur and mythology suggests a fight to the death between the two is underway in the sky. Lupus is also not far from Libra and the central bulge region of our Milky Way Galaxy – this means it is a good place ...
Red Giants and White Dwarfs
... White Dwarf Stars • “Dead” cores of former stars, no longer burning nuclear fuel, radiating away leftover heat • Made mostly of carbon and oxygen nuclei, in a diamond crystal structure (“like a diamond in the sky”) • Crushed to incredible density by their own gravity: the mass of the sun but the si ...
... White Dwarf Stars • “Dead” cores of former stars, no longer burning nuclear fuel, radiating away leftover heat • Made mostly of carbon and oxygen nuclei, in a diamond crystal structure (“like a diamond in the sky”) • Crushed to incredible density by their own gravity: the mass of the sun but the si ...
PHYS299B_Final_HudsonJustin
... • With the raw data that would have been collected, we would have produced a light curve as seen to the bottom picture. • What this light curve shows is that the deepest dips in brightness during the phase is when the brightest star is blocked by the other creating the eclipsing effect like when Ear ...
... • With the raw data that would have been collected, we would have produced a light curve as seen to the bottom picture. • What this light curve shows is that the deepest dips in brightness during the phase is when the brightest star is blocked by the other creating the eclipsing effect like when Ear ...
Review3-2016
... Asteroid, meteorites and comets. What is the asteroid belt, how we believe it was formed and where it is located? What are the size distribution of the asteroids. Compare the size of the largest asteroid with the planet Pluto. What is the composition of a meteorite. What is the structure of a comet? ...
... Asteroid, meteorites and comets. What is the asteroid belt, how we believe it was formed and where it is located? What are the size distribution of the asteroids. Compare the size of the largest asteroid with the planet Pluto. What is the composition of a meteorite. What is the structure of a comet? ...
Star Name __Direction ___ Degrees
... 21. Name three stars that are second magnitude or brighter. Give their location in direction and degrees above the horizon on the celestial sphere. Star Name __Direction Example: Polaris North ___________ ____________ ...
... 21. Name three stars that are second magnitude or brighter. Give their location in direction and degrees above the horizon on the celestial sphere. Star Name __Direction Example: Polaris North ___________ ____________ ...