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Uranus and Neptune are Comparable in Size
Uranus and Neptune are Comparable in Size

... places it between a star and the Earth. When this occurs, we refer to it as an occultation. During an occultation of a star by Uranus, the starlight intensity was noticed to decrease both before and after the planet’s disk crossed. This was due to the rings surrounding the planet. ...
The Bible, Science and Creation
The Bible, Science and Creation

... Since 1996, over 1,000 planets outside our solar system have been found Only 5% of stars have planets The planets are either too large, too close to their star, or with too erratic an orbit to harbor life Have the probabilities changed? ...
The Bible, Science and Creation
The Bible, Science and Creation

... Since 1996, over 1,000 planets outside our solar system have been found Only 5% of stars have planets The planets are either too large, too close to their star, or with too erratic an orbit to harbor life Have the probabilities changed? ...
STARS AND CONSTELLATIONS
STARS AND CONSTELLATIONS

... - Last star in the Little Dipper handle - Pole star- called Polaris - Known to the Vikings as the Jewel Nailhead, to the Mongols as the Golden Peg, to the Chinese as the Emperor of Heavens, and to the American Indians as the Chief Star. The American Indians made and used star charts. - Polaris is a ...
PART A: MULTIPLE CHOICE (40 MARKS: 40 Minutes)
PART A: MULTIPLE CHOICE (40 MARKS: 40 Minutes)

... touching the object to any other charged object 14. A flow of electric charge 15. It occurs when the Moon passes between the Earth and the Sun blocking our view of the Sun. 16. Charging by contact 17. A process by which there is a net accumulation of a chemical in an organism 18. The extreme conclus ...
A Human-Powered Orrery - Astronomical Society of the Pacific
A Human-Powered Orrery - Astronomical Society of the Pacific

... planet orbits are elliptical. Model limitations should be discussed and you should be prepared to answer some other questions. The two questions that generally come up are: 1) how “off ” are the planets due to the assumption of circular orbits (generally about the size of one of the circles or less) ...
Weather - Great Neck Public Schools
Weather - Great Neck Public Schools

... History of the Earth (centerfold in ESRT and radioactive decay box on front page) 124. Oldest rocks are on the bottom unless, the rocks have been overturned 125. Any event that crosses another layer is younger than it (faults, folds, intrusions) 126. Need to observe contact metamorphism to determine ...
Jan 2017 - Bays Mountain Park
Jan 2017 - Bays Mountain Park

... in generating a silhouette of the asteroid--giving important size and shape information that is not otherwise easily obtained. These asteroid observations have also produced occasional discoveries of asteroid satellites and double stars. Steve is an optical systems engineer for the Johns Hopkins Uni ...
Astronomical events in 2017 - Guernsey Astronomy Society
Astronomical events in 2017 - Guernsey Astronomy Society

... and some of the many astronomy apps, including the JupiterMoons app by Sky & Telescope, which also gives the transit times of the Great Red Spot. The Spot’s transit times are also available at http://www.skyandtelescope.com/observing/transit-times-of-jupiters-great-redspot/. Saturn starts the year ...
Physics Problems
Physics Problems

... point: despite the sun’s larger gravitational force, it is the moon that has a much greater influence on the earth’s ocean tides! 20. Your weight (Fw = mg) is due to the force of gravity between you and the earth (Fg = GmMe/r2). Set these two equations equal to each other and solve for g. The distan ...
Sirius Astronomer - Orange County Astronomers
Sirius Astronomer - Orange County Astronomers

... much smaller than the spiral and elliptical galaxies seen today. So over the lifetime of galaxies they must feed on material to make new stars and grow into large galaxies. The new study found that at the start of those adolescent years, smooth gas flows into galaxies were the preferred method of fe ...
Solutions 1
Solutions 1

... 23½ o tilt of the Earth's celestial equator with respect to the ecliptic (the path of the sun through the fixed stars). This will occur twice a year as the sun passes through the zenith and then back, except at the two tropic latitudes when it will occur once a year. 6. What is a penumbral eclipse o ...
Chapter 27 Stars and Galaxies
Chapter 27 Stars and Galaxies

...  Cepheid (Sef-EE-id) variable star Star’s brightness varies at a constant pattern ...
ASTRONOMY 0089: EXAM 1 Class Meets M,W,F, 1:00 PM Feb 12
ASTRONOMY 0089: EXAM 1 Class Meets M,W,F, 1:00 PM Feb 12

... b. At the beginning of Winter the Sun is above the horizon for at least 4 hours each day. c. The stars never rise or set, but instead rotate about the zenith once every 24 hours. d. The stars rise and then set 12 hours later. e. The celestial equator passes through the zenith. 32. The ecliptic is th ...
Slide 1
Slide 1

... to convert them into astronomical units (AU). For the outer planets, each planet is 'predicted' to be roughly twice as far away from the Sun as the next inner object. When originally published, the law was approximately satisfied by all the known planets — Mercury through Saturn — with a gap between ...
Galaxies - schoolphysics
Galaxies - schoolphysics

... It was the biggest explosion ever and so it is called the BIG BANG. It was the beginning of the Universe. Very rapidly some of the energy from this explosion turned into small particles. These particles began to clump together to make large particles that in turn became atoms and then molecules. The ...
UNIT 2 - Orange Public Schools
UNIT 2 - Orange Public Schools

... analogy is only true for slowest plates and underestimates importance of motion).  Plate motion is rapid enough that continent collision can cause financial and political chaos, while rifting can divide families or separate a species from its food source.  Oceans are responsible for oceanic crust ...
PH2213 : Examples from Chapter 6 : Gravitation Key Concepts Two
PH2213 : Examples from Chapter 6 : Gravitation Key Concepts Two

... You can apply the same process to other pairs of objects. Consider the Sun and Jupiter, the heaviest planet in the solar system. The Sun is roughly 1000 times more massive than Jupiter, but we find that the common point about which both are orbiting is about 800, 000 km out from the center of the Su ...
File - Flipped Out Science with Mrs. Thomas!
File - Flipped Out Science with Mrs. Thomas!

... now, we wouldn't know about it for eight minutes because that is how long it would take for the light of the explosion to get here. ...
Link again
Link again

... There are thousands of rocks between the orbit of Mars and Jupiter called “asteroids.” Ceres has a diameter of about 900 kilometers. Pallas and Vesta have diameters around 500 kilometers. There are thousands that are kilometer sized and millions smaller that a large boulder in the asteroid belt (the ...
Astronomy
Astronomy

... There are thousands of rocks between the orbit of Mars and Jupiter called “asteroids.” Ceres has a diameter of about 900 kilometers. Pallas and Vesta have diameters around 500 kilometers. There are thousands that are kilometer sized and millions smaller that a large boulder in the asteroid belt (the ...
The Far Future Sun and the Ultimate Fates of
The Far Future Sun and the Ultimate Fates of

... points in this plot, depending on how much mass it loses at the helium core flash. With a very steep mass loss relation, it is less likely than for the "Reimers' mass loss formula" case that the Sun will lose much mass on the first ascent of the red giant branch. The most likely cases are "all" or " ...
Outside the Solar System Outside the Solar System OUTSIDE THE
Outside the Solar System Outside the Solar System OUTSIDE THE

... has strong gravity. It pulls in all surrounding matter and energy. It is called a black hole because even light cannot escape it. ...
Chapter 27 Lab Activity Retrograde Motion of Mars
Chapter 27 Lab Activity Retrograde Motion of Mars

... ascension is celestial longitude. It is marked off in units called hours and minutes. The starting point for right ascension is the point at which the sun crosses the celestial equator on the spring equinox; right ascension is measured eastward from this point. The right ascension and declination of ...
NEXT MEETING 7:30 p.m., Monday, November 3, 2014
NEXT MEETING 7:30 p.m., Monday, November 3, 2014

... else on the moon and may at one time have resembled rift zones on Earth, Mars and Venus. The findings are published online in the journal Nature. Another theory arising from recent data analysis suggests this region formed as a result of churning deep in the interior of the moon that led to a high c ...
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Extraterrestrial life



Extraterrestrial life is life that does not originate from Earth. It is also called alien life, or, if it is a sentient and/or relatively complex individual, an ""extraterrestrial"" or ""alien"" (or, to avoid confusion with the legal sense of ""alien"", a ""space alien""). These as-yet-hypothetical life forms range from simple bacteria-like organisms to beings with civilizations far more advanced than humanity. Although many scientists expect extraterrestrial life to exist, so far no unambiguous evidence for its existence exists.The science of extraterrestrial life is known as exobiology. The science of astrobiology also considers life on Earth as well, and in the broader astronomical context. Meteorites that have fallen to Earth have sometimes been examined for signs of microscopic extraterrestrial life. Since the mid-20th century, there has been an ongoing search for signs of extraterrestrial intelligence, from radios used to detect possible extraterrestrial signals, to telescopes used to search for potentially habitable extrasolar planets. It has also played a major role in works of science fiction. Over the years, science fiction works, especially Hollywood's involvement, has increased the public's interest in the possibility of extraterrestrial life. Some encourage aggressive methods to try to get in contact with life in outer space, whereas others argue that it might be dangerous to actively call attention to Earth.
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