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Exoplanets
Exoplanets

... 2007: ESO develops a new imaging spectrograph so as to be able to image faint objects obscured by their bright parent stars directly. This paves the way for many thrilling new discoveries. (eso0728) 2007: Discovery of the most Earth-like planet: located 20 light-years away, it may have water on ...
Q in the Solar System
Q in the Solar System

... It now becomes possible to place an upper bound on Qp because At _< AT = 4.5 × 109 years. ...
Activity 1: The Scientific Method
Activity 1: The Scientific Method

... 1) Start by becoming aware of your own biases. Do you believe any of the data is correlated? If so how? Relationship Example: radial motion of the stars and temperature Should state relationships that you believe might exist ...
Competing Cosmologies
Competing Cosmologies

... Artist’s reconstruction of the Library of Alexandria Eratosthenes became the third librarian at Alexandria under Ptolemy III in the Hellenistic period following the conquests of Alexander the Great. Ptolemy I had been one of Alexander’s generals, and had taken Egypt as his own after Alexander’s unt ...
6. CIRCULAR MOTION
6. CIRCULAR MOTION

... Here, we should stress, that all scientist before Newton starting from Aristotle thought that terrestrial and celestial objects are governed by different laws of nature. Aristotle stated that Sun and planets are rotating around the Earth (geocentric model). The celestial objects are moving by rotati ...
SECOND SUN - royal device
SECOND SUN - royal device

... The proof? Very easy to give: They can say to have the points of 1983 to 2017 Second Sun MOVEMENT that means 34 year movements (let’s say they have all of them) over 4217,8 years SINGLE CLOSED orbit. That means NOTHING They will fool as they are on the age of UNIVERSE ...
SCA/Endeavour Complete Ferry Flight at LAX
SCA/Endeavour Complete Ferry Flight at LAX

... star cluster M11. Ever since 1844, deep-sky observers have known M11 as the Wild Duck Cluster. But where, exactly, are the ducks? We unpack the mystery in the September Sky & Telescope, page 53. Yes, you can see them. ...
Unit 6
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The Parallax Activity: Measuring the Distances to
The Parallax Activity: Measuring the Distances to

... vide  each  team  with  a  quadrant.  If  you  have  time,  it  would   be  good  for  each  team  to  make  their  own  quadrant. Take  the  class  outside  to  where  you  have  marked  off  the   planets  and  stars.  Assign  each  team  to  one  of  the  planets   and  have  them  use  their  me ...
Earth Motions and the Heavens
Earth Motions and the Heavens

... You go out tonight and see the brightest star in the constellation Orion just rising above your eastern horizon at 10 PM. One week later at 10 PM this ...
Slide 1
Slide 1

... We can rule out the idea that the Earth and Moon formed at the same time from the solar nebular because A. they have different rotation rates. B. they have different densities that cannot be explained by Earth's larger gravity. C. they have different sizes. D. they have different surfaces. E. the Mo ...
APOD Wall Calendar 2015 General: All Topics
APOD Wall Calendar 2015 General: All Topics

fundamental concepts of physics
fundamental concepts of physics

... of physical reality. A useful example is the development of the explanation of the problem of planetary motion. It is likely that the problem of explaining the motion of planets in the night sky is one of the oldest to which humanity gave any attention. Ancient civilizations gave much thought to the ...
Ch 11
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... much like the Van Allen belts but vastly larger ...
M. F. Talor - Wayne State University Physics and Astronomy
M. F. Talor - Wayne State University Physics and Astronomy

... Each mid-term exam covers material since the last mid-term exam. The final exam is cumulative; it covers material from the entire semester. Information on planetarium shows will be provided in class and on Blackboard. Grading: 8 Weekly Quizzes 3 Mid-Term Exams 2 Planetarium Shows Final Exam Final Gr ...
Cosmic Journey - Peoria Riverfront Museum
Cosmic Journey - Peoria Riverfront Museum

... learn when to sow their crops and when to harvest. They also held the belief that the Moon and Sun orbited the Earth. It was Ptolemy in 120 AD who is credited with systematizing the geocentric system of planets. In 1510 Nicolaus Copernicus proposed the heliocentric system whereby the Sun was the cen ...
File - peter ditchon velarde
File - peter ditchon velarde

... Marineris, also located on Mars, is the largest known canyon found on any planet within the solar system. Mars is the fourth planet from the sun. Its bright red color is due to the iron-rich minerals found on its surface. Temperatures on Mars are too cold for liquid water to exist for any length of ...
Doppler Effect Demo
Doppler Effect Demo

... that are close to the Milky Way actually move toward us and are blue-shifted. However, all galaxies beyond a certain distance are red-shifted. Is it possible to see any planets orbiting other stars? As of the time of this writing (August 2002) no planets have been directly observed. Most extra-solar ...
Planet Formation
Planet Formation

... 2. Discovery of the Solar System’s Kuiper Belt 3. Discovery of extrasolar planetary systems …partially confirm earlier ideas, but also point to the unexpected importance of planetary system evolution and reveal a great diversity of planetary ...
Neil F. Comins - Kuwait Life Sciences Company
Neil F. Comins - Kuwait Life Sciences Company

... why Uranus’s rings remain in orbit. Answers to approximately one-third of these questions appear at the end of this text. ...
The Kuiper Belt - UCLA - Earth, Planetary, and Space Sciences
The Kuiper Belt - UCLA - Earth, Planetary, and Space Sciences

... each visit near the sun. That comet will survive for only about 10,000 orbits, lasting perhaps half a million years in all. Such comets were created during the formation of the solar system 4.5 billion years ago and should have completely lost their volatile constituents by now, leaving behind eithe ...


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asteroid
asteroid

... Trojan Asteroids are asteroids that orbit in Jupiter’s orbit. They are locked at LaGrange points with Jupiter (60°) as a result of the synchronism of gravity with the Sun and Jupiter. ...
Saturn - Wikispaces
Saturn - Wikispaces

... Measured Saturn’s magnetic field by NASA’s Cassini spacecraft in 2004 System I rotation speed is 10 hours and 14 minutes. Above and below the Equatorial Belt is called System II. Here the rotation speed is 10 hours and 39 ...
Stars and Planets - The University of Texas at Dallas
Stars and Planets - The University of Texas at Dallas

... development at NASA, that has the goals of not only detecting Earth-like planets around other stars, but imaging those planets and returning spectra of their atmospheres to look for signatures of life. Terrestrial Planet Finder will also be able to closely observe the planetary formation process in ...
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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.
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