The future sun March 18 −
... • Fri & Sat, 9-11pm, if it is not cloudy. • Mar 18 & 19 • Apr 15 & 16 • May 13 & 14 • 24-inch telescope in dome • small telescopes outside ...
... • Fri & Sat, 9-11pm, if it is not cloudy. • Mar 18 & 19 • Apr 15 & 16 • May 13 & 14 • 24-inch telescope in dome • small telescopes outside ...
_____ 1. Which of the following statements is NOT true about stars
... a. A star begins its life as a ball of gas and dust. b. As stars get older, they lose some of their material. c. Stars last forever. d. New stars form from the material of old stars. 2. During a star’s life cycle, hydrogen changes to helium in a process called __________________ __________________. ...
... a. A star begins its life as a ball of gas and dust. b. As stars get older, they lose some of their material. c. Stars last forever. d. New stars form from the material of old stars. 2. During a star’s life cycle, hydrogen changes to helium in a process called __________________ __________________. ...
The HR Diagram - Faculty Web Pages
... A star is a delicately balanced ball of gas, fighting between two impulses: gravity, which wants to squeeze the gas all down to a single point, and radiation pressure, which wants to blast all the gas out to infinity. These two opposite forces balance out in a process called Hydrostatic Equilibrium, ...
... A star is a delicately balanced ball of gas, fighting between two impulses: gravity, which wants to squeeze the gas all down to a single point, and radiation pressure, which wants to blast all the gas out to infinity. These two opposite forces balance out in a process called Hydrostatic Equilibrium, ...
Document
... Teff = 4500 K. The two stars are of nearly equal V magnitude. What is the ratio of their fluxes at 2 microns? • In an eclipsing binary system, comprised of a B5V star at Teff = 16,000K and an F0III star at Teff = 7000K, the two stars are known to have nearly equal diameters. How deep will the primar ...
... Teff = 4500 K. The two stars are of nearly equal V magnitude. What is the ratio of their fluxes at 2 microns? • In an eclipsing binary system, comprised of a B5V star at Teff = 16,000K and an F0III star at Teff = 7000K, the two stars are known to have nearly equal diameters. How deep will the primar ...
Lecture 24 - Empyrean Quest Publishers
... from apparent brightness and distance (d). Apparent magnitude (old way). We can see about 1,000 stars in Northern Hemisphere with naked eye. Hipparchus rated them from 1 to 6. A '1' is 2.52 x brighter than a '2', etc. Range in brightness from the sun at '-26' magnitude to the faintest objects seen a ...
... from apparent brightness and distance (d). Apparent magnitude (old way). We can see about 1,000 stars in Northern Hemisphere with naked eye. Hipparchus rated them from 1 to 6. A '1' is 2.52 x brighter than a '2', etc. Range in brightness from the sun at '-26' magnitude to the faintest objects seen a ...
The Dramatic Lives of Stars
... C. Shrinks and heats up as it ages D. Shrinks and cools as it ages ...
... C. Shrinks and heats up as it ages D. Shrinks and cools as it ages ...
Stars and Constellations
... how stars evolve. Lead students to understand the difference between apparent magnitude and absolute magnitude. Showing a flashlight at varying distances is a concrete means of demonstrating the difference. 2) Have students construct simple astrolabes using drinking straws, washers, string and protr ...
... how stars evolve. Lead students to understand the difference between apparent magnitude and absolute magnitude. Showing a flashlight at varying distances is a concrete means of demonstrating the difference. 2) Have students construct simple astrolabes using drinking straws, washers, string and protr ...
CONSTELLATION DELPHINUS, THE DOLPHIN
... 2) The Greek poet Arion of Lesbos (7th century BC), was a court musician at the palace of Periander, ruler of Corinth. Arion was sailing back to Greece after a concert tour of southern Italy when the sailors who were also on the ship started plotting to kill him and take the money he had earned. Sur ...
... 2) The Greek poet Arion of Lesbos (7th century BC), was a court musician at the palace of Periander, ruler of Corinth. Arion was sailing back to Greece after a concert tour of southern Italy when the sailors who were also on the ship started plotting to kill him and take the money he had earned. Sur ...
Powerpoint Presentation (large file)
... 2. What evidence do astronomers have that the Sun is a typical star? 3. What is meant by a “first-magnitude” or “second magnitude” star? 4. Why are some stars red and others blue? 5. What are the stars made of? 6. As stars go, is our Sun especially large or small? 7. What are giant, supergiant, and ...
... 2. What evidence do astronomers have that the Sun is a typical star? 3. What is meant by a “first-magnitude” or “second magnitude” star? 4. Why are some stars red and others blue? 5. What are the stars made of? 6. As stars go, is our Sun especially large or small? 7. What are giant, supergiant, and ...
June 2016 - Flint River Astronomy Club
... second nearly four times as much energy as our Sun has produced in its entire 4.5-billion-year existence. You don’t want to be anywhere nearby when a star goes supernova! (Betelgeuse, the nearest red giant star, is 640 light-years away, so we’re out of the danger zone.) As for the other part of the ...
... second nearly four times as much energy as our Sun has produced in its entire 4.5-billion-year existence. You don’t want to be anywhere nearby when a star goes supernova! (Betelgeuse, the nearest red giant star, is 640 light-years away, so we’re out of the danger zone.) As for the other part of the ...
The HR Diagram - Faculty Web Pages
... A star is a delicately balanced ball of gas, fighting between two impulses: gravity, which wants to squeeze the gas all down to a single point, and radiation pressure, which wants to blast all the gas out to infinity. These two opposite forces balance out in a process called Hydrostatic Equilibrium, ...
... A star is a delicately balanced ball of gas, fighting between two impulses: gravity, which wants to squeeze the gas all down to a single point, and radiation pressure, which wants to blast all the gas out to infinity. These two opposite forces balance out in a process called Hydrostatic Equilibrium, ...
Report Sheet
... 35. Where will humanity have to live, if we are still around? __________________________________________ 36. What part of a star’s life cycle is the Eight Burst nebula? ____________________________ 37. Where did the carbon and oxygen in your body originally come from? _______________________________ ...
... 35. Where will humanity have to live, if we are still around? __________________________________________ 36. What part of a star’s life cycle is the Eight Burst nebula? ____________________________ 37. Where did the carbon and oxygen in your body originally come from? _______________________________ ...
IB Precalculus
... Richter magnitude 5.0. Approximately how many times more intense was the 1944 earthquake in New York than the 1975 earthquake in Minnesota. 2. The most intense recorded earthquake in Texas occurred in 1931; it had Richter magnitude 5.8. If an earthquake were to strike Texas next year that was three ...
... Richter magnitude 5.0. Approximately how many times more intense was the 1944 earthquake in New York than the 1975 earthquake in Minnesota. 2. The most intense recorded earthquake in Texas occurred in 1931; it had Richter magnitude 5.8. If an earthquake were to strike Texas next year that was three ...
Lab 2: The Planisphere
... and direction of the Milky Way across the sky. Looking north from Cygnus, there are other constellations that appear to lie in, or partially in, the plane of the Milky Way. Name two of these constellations. ...
... and direction of the Milky Way across the sky. Looking north from Cygnus, there are other constellations that appear to lie in, or partially in, the plane of the Milky Way. Name two of these constellations. ...
calculated using stefan`s law
... • Most of the stars are concentrated in narrow band- called main sequence stars. • As one moves from O to M type stars mass, temperature and luminosity of the stars decrease in main sequence. • Stars spend most of their life span in regions e.g ...
... • Most of the stars are concentrated in narrow band- called main sequence stars. • As one moves from O to M type stars mass, temperature and luminosity of the stars decrease in main sequence. • Stars spend most of their life span in regions e.g ...
3 rd stage of a star`s life = red giant
... The gravity of a passing star or the shock wave from a nearby supernova may cause the nebula to contract. 1. Matter in the gas cloud will begin to come together into a dense region called a protostar. 2. As the protostar continues to condense, it heats up. 3. Eventually, it reaches a critical mass a ...
... The gravity of a passing star or the shock wave from a nearby supernova may cause the nebula to contract. 1. Matter in the gas cloud will begin to come together into a dense region called a protostar. 2. As the protostar continues to condense, it heats up. 3. Eventually, it reaches a critical mass a ...
The Hertzsprung-Russell Diagram
... Most stars lie in the main sequence because if a star is hotter it is brighter. Thus you would expect stars of the same size but different temperatures to form a diagonal line since “hotter means brighter” That Main-Sequence is steeper than a ‘same-size diagonal” shows that larger mass ‘normal’ star ...
... Most stars lie in the main sequence because if a star is hotter it is brighter. Thus you would expect stars of the same size but different temperatures to form a diagonal line since “hotter means brighter” That Main-Sequence is steeper than a ‘same-size diagonal” shows that larger mass ‘normal’ star ...
Evolution Cycle of Stars
... White Dwarf • This is very small, hot star, the last stage in the life cycle of a star like the Sun. • White dwarfs have a mass similar to that of the Sun, but only 1% of the Sun's diameter; approximately the diameter of the Earth. The surface temperature of a white dwarf is 8000C or more, but bein ...
... White Dwarf • This is very small, hot star, the last stage in the life cycle of a star like the Sun. • White dwarfs have a mass similar to that of the Sun, but only 1% of the Sun's diameter; approximately the diameter of the Earth. The surface temperature of a white dwarf is 8000C or more, but bein ...
"Stars" Power Point notes
... • Light split by a prism into a rainbow is a continuous spectrum. • A continuous spectrum is emitted by hot, dense materials, such as the gas of the Sun’s photosphere. ...
... • Light split by a prism into a rainbow is a continuous spectrum. • A continuous spectrum is emitted by hot, dense materials, such as the gas of the Sun’s photosphere. ...
Exercise 9
... declination (think of this as a space latitude). The declination runs from -90° (celestial south pole) to +90° (celestial north pole). Both of these coordinates are laminated to the metal pole bases. In addition, the stars have been colored according to their spectral classes; blue balls represent O ...
... declination (think of this as a space latitude). The declination runs from -90° (celestial south pole) to +90° (celestial north pole). Both of these coordinates are laminated to the metal pole bases. In addition, the stars have been colored according to their spectral classes; blue balls represent O ...
kolynos - Look and Learn
... I t has long been known that this star, the District Council should be transwhich is usually known to astronomers ferred to architects. Beauty would as Alpha in Ursa Minor, is composed of thus find its official place. The cost of two suns, both being easily perceptible the public architect could be ...
... I t has long been known that this star, the District Council should be transwhich is usually known to astronomers ferred to architects. Beauty would as Alpha in Ursa Minor, is composed of thus find its official place. The cost of two suns, both being easily perceptible the public architect could be ...
Astrology, calendars and the dating of Christian festivals.
... Napoleon’s naval forces; however the star would never have been seen from that position. The precise South Celestial Pole can be found easily using Canopus and another star Achernar with a magnitude of 0.50 which can be easily seen with the naked eye. Make an imaginary equilateral triangle and place ...
... Napoleon’s naval forces; however the star would never have been seen from that position. The precise South Celestial Pole can be found easily using Canopus and another star Achernar with a magnitude of 0.50 which can be easily seen with the naked eye. Make an imaginary equilateral triangle and place ...
File - Awakening in Grade 6
... What is the Zodiac? Earth orbits our Sun once each year. Viewed from Earth, our Sun appears to trace a circular path. This path defines a plane called the plane of the ecliptic (or just the ecliptic). The zodiac is the group (or “belt”) of constellations that fall along the plane of the ecliptic. ...
... What is the Zodiac? Earth orbits our Sun once each year. Viewed from Earth, our Sun appears to trace a circular path. This path defines a plane called the plane of the ecliptic (or just the ecliptic). The zodiac is the group (or “belt”) of constellations that fall along the plane of the ecliptic. ...
Phobos
... This star is the famous Castor, the horseman. There is some idea that either this star or Pollux has changed in brightness over the past few hundred years because Castor is no longer the brighter of the two. Instead it is now ranked as the 23rd brightest star in the sky or perhaps we should say brig ...
... This star is the famous Castor, the horseman. There is some idea that either this star or Pollux has changed in brightness over the past few hundred years because Castor is no longer the brighter of the two. Instead it is now ranked as the 23rd brightest star in the sky or perhaps we should say brig ...