Quentin Parker Lecture 1b - PowerPoint file.
... Michel Mayor and Didier Queloz of the Geneva Observatory were the first to discover a giant planet around a sun-like star. They are continuing their work using telescopes in Europe and in Chile and have found several other planets since 1995. ...
... Michel Mayor and Didier Queloz of the Geneva Observatory were the first to discover a giant planet around a sun-like star. They are continuing their work using telescopes in Europe and in Chile and have found several other planets since 1995. ...
fall_2000_final
... 15. From Santa’s Workshop located at the North Pole, an observer would see which star very near the zenith? A. Algol B. Alpha Centauri C. Vega D. Polaris E. Sirius 16. In fusion reactions, energy is liberated as A. hydrogen heats up. B. some mass is converted to energy. C. radioactive helium is prod ...
... 15. From Santa’s Workshop located at the North Pole, an observer would see which star very near the zenith? A. Algol B. Alpha Centauri C. Vega D. Polaris E. Sirius 16. In fusion reactions, energy is liberated as A. hydrogen heats up. B. some mass is converted to energy. C. radioactive helium is prod ...
Astrophysics 2012_2013 Grade 10 – Our Solar System
... 8. Which planet was discovered mathematically before it was ever seen? The planet Neptune was mathematically predicted before it was directly observed. With a prediction by Urbain Le Verrier, telescopic observations confirming the existence of a major planet were made on the night of September 23–24 ...
... 8. Which planet was discovered mathematically before it was ever seen? The planet Neptune was mathematically predicted before it was directly observed. With a prediction by Urbain Le Verrier, telescopic observations confirming the existence of a major planet were made on the night of September 23–24 ...
B. protostar - University of Maryland Astronomy
... A. luminosity and absolute magnitude B. apparent and absolute magnitudes C. red shift and velocity of recession D. period of variation and luminosity E. mass and radius 7. In order for a solar eclipse to occur the phase of the moon must be A. new B. crescent C. quarter D. gibbous E. full 8. At night ...
... A. luminosity and absolute magnitude B. apparent and absolute magnitudes C. red shift and velocity of recession D. period of variation and luminosity E. mass and radius 7. In order for a solar eclipse to occur the phase of the moon must be A. new B. crescent C. quarter D. gibbous E. full 8. At night ...
a description of planets and stars you may see
... ring system and at least 63 moons, including the four large moons called the Galilean moons that were first discovered by Galileo in 1610. Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. Herschel discovered U ...
... ring system and at least 63 moons, including the four large moons called the Galilean moons that were first discovered by Galileo in 1610. Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. Herschel discovered U ...
(Earth-like) planets
... on the Earth that came from Mars. One fell in Nakhla, Egypt, in 1911. It weighed 10 kg. The most famous one (ALH84001) was discovered in the Allan Hills of Antarctica. It is dated to be 4.5 billion years old. In a remarkable paper published in 1996, geologists claimed that this meteorite had evidenc ...
... on the Earth that came from Mars. One fell in Nakhla, Egypt, in 1911. It weighed 10 kg. The most famous one (ALH84001) was discovered in the Allan Hills of Antarctica. It is dated to be 4.5 billion years old. In a remarkable paper published in 1996, geologists claimed that this meteorite had evidenc ...
Search for Life in the Universe
... Stabilizes the Earth’s tilt at 2025, moderating the seasons How rare is a moon due to impact?: cf., Charon, Pluto’s moon Other ways to stabilize seasons: e.g., winds Can life migrate? ...
... Stabilizes the Earth’s tilt at 2025, moderating the seasons How rare is a moon due to impact?: cf., Charon, Pluto’s moon Other ways to stabilize seasons: e.g., winds Can life migrate? ...
Discovering Asteroids Using
... interplanetary rock and metal •that comets are bodies containing large amounts of ice and rocky debris •space debris that fall through the Earth’ Earth’ s atmosphere •that impacts from space 250 million and 65 million years ago have affected past life on Earth ...
... interplanetary rock and metal •that comets are bodies containing large amounts of ice and rocky debris •space debris that fall through the Earth’ Earth’ s atmosphere •that impacts from space 250 million and 65 million years ago have affected past life on Earth ...
Navigating by the Stars
... In the sixteenth century, most people believed in the ideas of the ancient astronomer Ptolemy, that the planets, Moon, and Sun all orbited around the Earth. Then in 1543, Nicolaus Copernicus proposed the idea that the planets and the Earth orbited around the Sun. However, Copernicus' new theory was ...
... In the sixteenth century, most people believed in the ideas of the ancient astronomer Ptolemy, that the planets, Moon, and Sun all orbited around the Earth. Then in 1543, Nicolaus Copernicus proposed the idea that the planets and the Earth orbited around the Sun. However, Copernicus' new theory was ...
1 Dr. Steve Hawley Volume 35 Number 04 APRIL 2009
... NASA once again sends people to the Moon starting around 2020, the plan will be much more ambitious—and the hardware is going to need a major upgrade. “Doing all the things we want to do using systems from Apollo would be very risky and perhaps not even possible,” says Frank Peri, director of NASA’s ...
... NASA once again sends people to the Moon starting around 2020, the plan will be much more ambitious—and the hardware is going to need a major upgrade. “Doing all the things we want to do using systems from Apollo would be very risky and perhaps not even possible,” says Frank Peri, director of NASA’s ...
THE COSMIC CRASH
... into the ground with the force of 6 million H-bombs, gouging out a crater some 65 km in diameter and throwing so much pulverized real estate into the stratosphere that the sun is blocked for months and Earth goes into a worldwide deep freeze. freeze. If the comet hits an ocean, a pall of dust rises ...
... into the ground with the force of 6 million H-bombs, gouging out a crater some 65 km in diameter and throwing so much pulverized real estate into the stratosphere that the sun is blocked for months and Earth goes into a worldwide deep freeze. freeze. If the comet hits an ocean, a pall of dust rises ...
OUSNMAR05 - The Open University
... orientation of the map may differ from that of the observed image of the Moon depending on the type of telescope used. If you find the Moon too bright use a filter to reduce the glare. At times features along different parts of the limb are better presented due the effect of libration – an apparent ...
... orientation of the map may differ from that of the observed image of the Moon depending on the type of telescope used. If you find the Moon too bright use a filter to reduce the glare. At times features along different parts of the limb are better presented due the effect of libration – an apparent ...
Friday, January 27, 2017 First exam a week from today. Review
... watch lots of galaxies, now days with robotic telescopes. We found two dozen per year prior to SN 1987A, but with new attention and use in cosmology, now find several hundred per year, more than one per day, most at great distances, more difficult to study. ...
... watch lots of galaxies, now days with robotic telescopes. We found two dozen per year prior to SN 1987A, but with new attention and use in cosmology, now find several hundred per year, more than one per day, most at great distances, more difficult to study. ...
Mon Jul 4, 2011 4TH OF JULY COSMIC FIREWORKS On the 4th of
... star faded out of sight and was seen no more. In the western world there is apparently no written record of this star’s appearance: either no one was looking up then, or more likely, the skies were overcast throughout the star’s appearance. But in the east, Chinese astronomers made note of this “gue ...
... star faded out of sight and was seen no more. In the western world there is apparently no written record of this star’s appearance: either no one was looking up then, or more likely, the skies were overcast throughout the star’s appearance. But in the east, Chinese astronomers made note of this “gue ...
Prime Focus - Tri-City Astronomy Club
... Without conclusively identifying and characterizing the foreground star, however, astronomers have had a difficult time determining the properties of the accompanying planet. Using Hubble and the Keck Observatory, two teams of astronomers have now found that the system consists of a Uranus-sized pl ...
... Without conclusively identifying and characterizing the foreground star, however, astronomers have had a difficult time determining the properties of the accompanying planet. Using Hubble and the Keck Observatory, two teams of astronomers have now found that the system consists of a Uranus-sized pl ...
Planetary Portraits - a Nature News Feature.
... ring-like diffraction pattern created by circular apertures, their square aperture produces a cross-shaped pattern which can be rotated until the planet falls in one of the dark areas outside the bright cross (see left). A modified version of this system is at the heart of the Extra-Solar Planet Ima ...
... ring-like diffraction pattern created by circular apertures, their square aperture produces a cross-shaped pattern which can be rotated until the planet falls in one of the dark areas outside the bright cross (see left). A modified version of this system is at the heart of the Extra-Solar Planet Ima ...
astr100_finalexam
... [14] Suppose that in 2012 NASA's Kepler Mission discovers a series of planets with the following characteristics moving around a star that resembles our Sun: spherical, solid surfaces; mean densities about 4 times that of H2O; radii about 4000 km; low-density atmospheres. What would these planets be ...
... [14] Suppose that in 2012 NASA's Kepler Mission discovers a series of planets with the following characteristics moving around a star that resembles our Sun: spherical, solid surfaces; mean densities about 4 times that of H2O; radii about 4000 km; low-density atmospheres. What would these planets be ...
1705 chart front
... northern horizon, only to emerge in the wee hours of the morning. But in the spring, the Dipper is easy to find, high in the northwest after sunset. The Big Dipper is not officially a constellation; it’s what astronomers sometimes call an asterism. The Big Dipper is a familiar name for this pattern ...
... northern horizon, only to emerge in the wee hours of the morning. But in the spring, the Dipper is easy to find, high in the northwest after sunset. The Big Dipper is not officially a constellation; it’s what astronomers sometimes call an asterism. The Big Dipper is a familiar name for this pattern ...
Document
... • These currents generate very large magnetic fields. – Jupiter’s is 20,000 times as strong as Earth’s, and if it were visible, would appear larger than the full Moon in our sky. – Saturn’s field is 500 times as strong as Earth’. ...
... • These currents generate very large magnetic fields. – Jupiter’s is 20,000 times as strong as Earth’s, and if it were visible, would appear larger than the full Moon in our sky. – Saturn’s field is 500 times as strong as Earth’. ...
Nearest star`s wobbles could reveal Earth`s twin
... conditions thought to be necessary to support life. In the team's simulations of planet formation around the smaller star, Alpha Centauri B, an Earth-like world often coalesced in or near the star's habitable zone, where liquid water could exist on the planet's surface. Finding these planets could b ...
... conditions thought to be necessary to support life. In the team's simulations of planet formation around the smaller star, Alpha Centauri B, an Earth-like world often coalesced in or near the star's habitable zone, where liquid water could exist on the planet's surface. Finding these planets could b ...
Physics 2028: Great Ideas in Science II: The Changing Earth Module
... 5. GMCs are usually in hydrostatic equilibrium unless some event occurs to cause a cloud to exceed its Jeans’ mass and/or Jeans’ length as described last semester. What is the trigger? Any process that can cause a stable (M < MJ ) cloudlet to become unstable (M > MJ ). a) Agglomeration: Component cl ...
... 5. GMCs are usually in hydrostatic equilibrium unless some event occurs to cause a cloud to exceed its Jeans’ mass and/or Jeans’ length as described last semester. What is the trigger? Any process that can cause a stable (M < MJ ) cloudlet to become unstable (M > MJ ). a) Agglomeration: Component cl ...
Powerpoint file
... a Short-Period Planet ("Hot Jupiters") • Transit Probability for the Hot Jupiters: ~ 10% • Therefore 1 Transit/1000 Stars is expected • 30-40 Transits for the full surveyed Stellar Sample are expected if the 47 Tuc Planet occurence is the same as in Field Stars ...
... a Short-Period Planet ("Hot Jupiters") • Transit Probability for the Hot Jupiters: ~ 10% • Therefore 1 Transit/1000 Stars is expected • 30-40 Transits for the full surveyed Stellar Sample are expected if the 47 Tuc Planet occurence is the same as in Field Stars ...
Homework 4 1 Chapter 3 October 4, 2011
... two types of planets. They are located closer to the sun and are composed primarily of rock and metal. They have fewer moons than jovian planets and no rings. They also have a solid surface. jovian planets are larger, more massive, and less dense than terrestrial planets. They are composed primarily ...
... two types of planets. They are located closer to the sun and are composed primarily of rock and metal. They have fewer moons than jovian planets and no rings. They also have a solid surface. jovian planets are larger, more massive, and less dense than terrestrial planets. They are composed primarily ...
some interesting facts about planets
... • PART III – INTERESTING FACTS AND INFO ABOUT PLANETS • PART IV -- RECAPITULATION ...
... • PART III – INTERESTING FACTS AND INFO ABOUT PLANETS • PART IV -- RECAPITULATION ...