Chapter 08
... Note that the following lectures include animations and PowerPoint effects such as ...
... Note that the following lectures include animations and PowerPoint effects such as ...
Asteroids and Comets
... Objects in orbit about the Sun at this distance can be easily perturbed by the gravity of passing stars The comets are some of the perturbed objects, which take on orbits that bring them much closer to the Sun ...
... Objects in orbit about the Sun at this distance can be easily perturbed by the gravity of passing stars The comets are some of the perturbed objects, which take on orbits that bring them much closer to the Sun ...
Terrestrial Planets
... • No strong selection bias in favour / against detecting planets with different eccentricities Of the first 100 stars found to harbor planets, more than 30 stars host a Jupiter-sized world in an orbit smaller than Mercury's, whizzing around its star in a matter of days. This implies: Planet formatio ...
... • No strong selection bias in favour / against detecting planets with different eccentricities Of the first 100 stars found to harbor planets, more than 30 stars host a Jupiter-sized world in an orbit smaller than Mercury's, whizzing around its star in a matter of days. This implies: Planet formatio ...
Name Class 1 2 3 Earth Science Final Exam Review Ch.1 What are
... How do global winds influence continents? Define sea breeze. What causes local winds? How is wind speed measured? Ch.22 Name four modern astronomers., and their contribution to astronomy. What is the shape of the orbits of the planets around the sun? Define weight. What causes night and day? ...
... How do global winds influence continents? Define sea breeze. What causes local winds? How is wind speed measured? Ch.22 Name four modern astronomers., and their contribution to astronomy. What is the shape of the orbits of the planets around the sun? Define weight. What causes night and day? ...
the rest of the univ..
... The Kuiper Belt and The Oort Cloud In 1950 Jan Oort noticed that: 1.no comet has been observed with an orbit that indicates that it came from interstellar space. 2.there is a strong tendency for aphelia of long period comet orbits to lie at a distance of about 50,000 AU. 3.there is no preferential d ...
... The Kuiper Belt and The Oort Cloud In 1950 Jan Oort noticed that: 1.no comet has been observed with an orbit that indicates that it came from interstellar space. 2.there is a strong tendency for aphelia of long period comet orbits to lie at a distance of about 50,000 AU. 3.there is no preferential d ...
ASTR 111 Lab Manual - Ohio Wesleyan University
... 90º N, while the south pole has latitude 90º S. Of course, the equator itself has latitude 0º. The meridian through a point, which we need in order to define its longitude, is the circle on the Earth which passes through that point and also through the north and south poles. An international confere ...
... 90º N, while the south pole has latitude 90º S. Of course, the equator itself has latitude 0º. The meridian through a point, which we need in order to define its longitude, is the circle on the Earth which passes through that point and also through the north and south poles. An international confere ...
About this show - Lawrencehallofscience
... To keep the Kepler telescope pointed very precisely on its target, it uses reaction wheels like the one you see here, a type of fast spinning gyroscope. During its primary mission, Kepler collected data for a full four years. Over time, Kepler lost the use of two of its four reaction wheels, and you ...
... To keep the Kepler telescope pointed very precisely on its target, it uses reaction wheels like the one you see here, a type of fast spinning gyroscope. During its primary mission, Kepler collected data for a full four years. Over time, Kepler lost the use of two of its four reaction wheels, and you ...
Moon - mrnicholsscience
... From near to far, from here to there, funny things are everywhere (TSG 1960) ...
... From near to far, from here to there, funny things are everywhere (TSG 1960) ...
Voyager
... turn up new, small moons, most of which are too small to be spherical. Saturn has at least for 60 moons.) The smallest of the four larger moons – the Galilean moons – is 5000 times larger than the largest of the smaller moons. The Galilean moons are spherical, while the others are irregular in sha ...
... turn up new, small moons, most of which are too small to be spherical. Saturn has at least for 60 moons.) The smallest of the four larger moons – the Galilean moons – is 5000 times larger than the largest of the smaller moons. The Galilean moons are spherical, while the others are irregular in sha ...
Module 1 – The Solar System
... Q. Are there such things as the Moon blocking out the Sun’s light, or the Earth blocking the Sun’s light from reaching the Moon? A. Yes, and they are called solar and lunar eclipses. ...
... Q. Are there such things as the Moon blocking out the Sun’s light, or the Earth blocking the Sun’s light from reaching the Moon? A. Yes, and they are called solar and lunar eclipses. ...
A Pulsar Shot Out from a Supernova Explosion! - Chandra X
... diameter of only 20 km, but carries twice the mass of our sun. Explain what would happen if the pulsar collided with a star like our sun. Answer: Traveling at 2000 km/sec, it would take the pulsar 12 minutes to travel through a star like our sun (1.4 million/2000 km/sec = 700 seconds or 12 minutes). ...
... diameter of only 20 km, but carries twice the mass of our sun. Explain what would happen if the pulsar collided with a star like our sun. Answer: Traveling at 2000 km/sec, it would take the pulsar 12 minutes to travel through a star like our sun (1.4 million/2000 km/sec = 700 seconds or 12 minutes). ...
Looking for life in unlikely places: reasons why planets may not be
... telescope. At that distance, we could identify an Oort Cloud object covered with sunflowers if its diameter were as large as 400 km. This diameter is much smaller than Pluto and comparable with other Kuiper Belt objects that have been discovered over the last few years. The prospects for pit-lamping ...
... telescope. At that distance, we could identify an Oort Cloud object covered with sunflowers if its diameter were as large as 400 km. This diameter is much smaller than Pluto and comparable with other Kuiper Belt objects that have been discovered over the last few years. The prospects for pit-lamping ...
Extreme Optics and the Search for Earth-Like Planets
... application of optimization technology. The general area is optical design. The specific problem is to design a telescope capable of achieving the extremely high contrast needed to image planets around nearby stars. We have a close-up view of only one star, our Sun. As we all known this particular s ...
... application of optimization technology. The general area is optical design. The specific problem is to design a telescope capable of achieving the extremely high contrast needed to image planets around nearby stars. We have a close-up view of only one star, our Sun. As we all known this particular s ...
01-Syllabus
... scores will be posted by your course and ID# on the web. If you feel there’s a mistake on the multiple-choice part of an exam, please see the secretary in the astronomy department office, Fraser 345. Questions about essay questions should be directed to the professor. Environmental theme: This cours ...
... scores will be posted by your course and ID# on the web. If you feel there’s a mistake on the multiple-choice part of an exam, please see the secretary in the astronomy department office, Fraser 345. Questions about essay questions should be directed to the professor. Environmental theme: This cours ...
Stellarium Astronomy Software
... 1. Place your planetarium in the corner of a room on a table or bookshelf. This allows the projection to cover walls and ceiling. A room with smooth light-colored walls and ceiling works best. A room that is approximately 12 x 12 feet provides the best projection quality. Star Theater 3.0 works best ...
... 1. Place your planetarium in the corner of a room on a table or bookshelf. This allows the projection to cover walls and ceiling. A room with smooth light-colored walls and ceiling works best. A room that is approximately 12 x 12 feet provides the best projection quality. Star Theater 3.0 works best ...
Tidal forces in the Solar System
... Once the Earth-Moon becomes tidally locked, only other external tidal forces will affect its configuration. As solar tides will tend to slow the Earth's rotation even more, the tidal bulges due to the Moon will begin to get behind (in the reverse inclination as seen in Fig. 3). Therefore there would ...
... Once the Earth-Moon becomes tidally locked, only other external tidal forces will affect its configuration. As solar tides will tend to slow the Earth's rotation even more, the tidal bulges due to the Moon will begin to get behind (in the reverse inclination as seen in Fig. 3). Therefore there would ...
Habitability: Good, Bad and the Ugly
... • Jovian planets – 2/3 of heat from interior (all planets originally had internal heat source due to bombardment) • Heat from Sun is inversely proportional to (distance)2 (=1/(distance)2 • Heat falls off rapidly with distance ...
... • Jovian planets – 2/3 of heat from interior (all planets originally had internal heat source due to bombardment) • Heat from Sun is inversely proportional to (distance)2 (=1/(distance)2 • Heat falls off rapidly with distance ...
Saturn
... Difference in temperature and altitude cause patterns and color differences in cloud tops Hexagon clouds at North Pole ...
... Difference in temperature and altitude cause patterns and color differences in cloud tops Hexagon clouds at North Pole ...
AnnexA_26apr05
... we would still be unsure as to whether this prototype object was an unusual case, even if it were to be discovered By contrast, a 100-m ELT will be able to survey for such planets around the ~1000 solar-like stars which exist within 30pc of the Sun, providing a statistically meaningful sample of suc ...
... we would still be unsure as to whether this prototype object was an unusual case, even if it were to be discovered By contrast, a 100-m ELT will be able to survey for such planets around the ~1000 solar-like stars which exist within 30pc of the Sun, providing a statistically meaningful sample of suc ...
The canon of integrability, the scandal of chaos, the information era
... Ptolemy’s argument was that the distances of moon, sun, planets and stars from the earth are comparable and their orbits belong to contiguous spheres. Before Copernicus the canon was the geocentric viewpoint. The minority of natural philosophers supporting the heliocentric viewpoint had not sufficie ...
... Ptolemy’s argument was that the distances of moon, sun, planets and stars from the earth are comparable and their orbits belong to contiguous spheres. Before Copernicus the canon was the geocentric viewpoint. The minority of natural philosophers supporting the heliocentric viewpoint had not sufficie ...
Exploring the phases of the Moon
... The dividing line between the parts of the Moon which are in direct sunlight and in shadow is known as the terminator. If you look closely at the terminator through binoculars or a small telescope you will see that it is not a smooth curve but is jagged. If there are lunar mountains close to the ter ...
... The dividing line between the parts of the Moon which are in direct sunlight and in shadow is known as the terminator. If you look closely at the terminator through binoculars or a small telescope you will see that it is not a smooth curve but is jagged. If there are lunar mountains close to the ter ...
Earth`s Tilt and Its Effect on Light and Seasons
... What season is the Northern Hemisphere experiencing? The Southern Hemisphere? 3. Now move your globe so that it is now halfway around the orbit and note which hemisphere, if any, is tilted toward the sun now? Where is the other hemisphere tilted? Which season is occurring in each hemisphere? 4. Move ...
... What season is the Northern Hemisphere experiencing? The Southern Hemisphere? 3. Now move your globe so that it is now halfway around the orbit and note which hemisphere, if any, is tilted toward the sun now? Where is the other hemisphere tilted? Which season is occurring in each hemisphere? 4. Move ...
Orrery
An orrery is a mechanical model of the solar system that illustrates or predicts the relative positions and motions of the planets and moons, usually according to the heliocentric model. It may also represent the relative sizes of these bodies; but since accurate scaling is often not practical due to the actual large ratio differences, a subdued approximation may be used instead. Though the Greeks had working planetaria, the first orrery that was a planetarium of the modern era was produced in 1704, and one was presented to Charles Boyle, 4th Earl of Orrery — whence came the name. They are typically driven by a clockwork mechanism with a globe representing the Sun at the centre, and with a planet at the end of each of the arms.