... Earth at Night . ... Last year, the 1999 Leonids Meteor Shower came to a tremendous crescendo. Observers in Europe observed a sharp peak in the number of meteors visible around 0210 UTC during the early morning hours of November 18. ... Like a fleet of futuristic starcruisers, NASA's highly successful series of High Energy Astrophysical Observatory (HEAO) spacecraft appear poised over planet Earth. ... Fire on Earth . ... Sometimes, regions of planet Earth can be seen lit up with fire. ...

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Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Monthly Sky Notes . ... October . ... By admin October 8, 2010 Posted in: Monthly Sky Notes . A giant from close up: an image made using data from the Cassini probe which flew past Jupiter in 2000. ... As it is so far from us, it takes JupiterтАЩs light a significant time to reach us тАУso when you see Jupiter tonight you are seeing it as it was 35€а minutes in the past. ... Posted October 12, 2010 at 11:15 PM . ... Astronotes . ...

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• Our Galaxy | Astronotes - Part 5
• Exoplanet HAT-P-1b: weird, warm and fuzzy | Astronotes
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -

... November 22, 1998 . The High Energy Crab Nebula . ... UIT , NASA . ... The Crab Nebula is so energetic that it glows in every kind of light known. ... In the center of the Crab Nebula lies the powerful Crab pulsar - a spinning neutron star with mass comparable to our Sun but with the diameter of only a small town . ... The Crab still presents mysteries today as the total mass of the nebula and pulsar appears much less than the mass of the original pre-supernova star! ... About APOD > . ...

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• APOD: 2000 November 5 - Jupiter Swallows Comet Shoemaker Levy 9
• APOD: 2011 November 13 - The Butterfly Nebula from Hubble
• APOD: 2012 November 28 - Jupiter and Io

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Aurora . ... Corona . Fireballs . ... Zodiacal Light . ... The first thing to do is get acquainted with what the night sky looks like. ... The National Schools Observatory web site has very good horizon views of the sky for the current night. ... If the object is moving slowly across the sky then it may be one of the larger satellites. ... Cloudbait Observatory - October 2002 . ... October 2003 Aurora at Armagh . ...

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• Armagh Observatory
• Listening to Leonids
• Armagh Observatory Jupiter Venus Conjunction

Jupiter is the largest of the nine planets, more than 10 times the diameter of Earth and more than 300 times its mass. ... The mean density of Earth is 5.245 times that of water. The pull of gravity on Jupiter at the top of the clouds at the equator is 2.4 times as great as gravity's pull at the surface of Earth at the equator. ... It is tipped about 11њ to Jupiter's axis of rotation, similar to Earth's, but it is also offset from the center of Jupiter by about 10,000 kilometers (6,200 miles). ...

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• APOD: 2000 November 8 - October Skylights
• APOD: November 19, 1999 - Mercury And The Sun
• Jupiter's Moon Amalthea

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

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• Predawn planet parade | Astronomy.com
• Leonid meteor shower peaks mid-November | Astronomy.com
• November 2012 | Astronomy.com

... 142,800 Mean density (kg/m^3) .. ... 5.203 Rotation period (length of day in Earth hours).. 9.8 Revolution period (length of year) (in Earth years). 11.86 Obliquity (tilt of axis) (degrees).. 3.08 Orbit inclination (degrees).. 1.3 Orbit eccentricity.. 0.048 Mean surface temperature (K)........................ 120 (cloud tops) Visual geometric albedo.. 0.44 Atmospheric components.............................. 90% hydrogen, 10% helium, .07% methane Rings.. ...

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• Low Surface Brightness Galaxy Gallery
• The Three Planet System

... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

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• astronomers detect coolest star
• accomplishments
• Astronomers Detect Coolest Radio Star National Astronomy and Ionosphere Center

... A rogue planet has been spotted wandering alone through space with no parent star in sight! ... It's even harder when the object is very dark and floating through space. ... These are star-like objects that are much bigger than planets up to about 80 times bigger than Jupiter but too small to be stars. ... Cool Fact: Some astronomers say there are about twice as many rogue planets as there are stars in our galaxy; other think there are up to 100,000 times more! ...

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• The Very Large Telescope Project
• Los Cielos de Am , The darkest sky and the two galactic hemispheres
• The occultation of the dwarf planet Eris in November 2010 | ESO

... Bad Astronomy . Misconceptions . ... Bad Astronomy : "We're light years more advanced than our competition!" ... Even the closest astronomical object, the Moon, is 400,000 kilometers away! ... A beam of light will travel 9,500,000,000,000 kilometers in one year. This distance is defined as a light year ; the distance light travels in a year. ... This is another example of Bad Astronomy; like a light year, a parsec is a unit of distance, not time (to be specific, it equals 3.26 light years) . ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy
• Phil Plait's Bad Astronomy: Mad Science
• Phil Plait's Bad Astronomy: Bad News

... Articles | ... Forums . ... 230 deg . 49 deg . ... 130 deg . ... More Info . ... 210 deg . ... 168 deg . ... 249 deg . ... 195 deg . ... 271 deg . ... 110 deg . ... 338 deg . ... July 15 . 247 deg . ... 224 deg . ... 340 deg . ... July Phoenicids (PHE) . ... August 10 . 341 deg . ... 339 deg . ... 307 deg . ... 334 deg . ... 335 deg . ... 286 deg . ... 327 deg . ... 262 deg . ... 102 deg . ... 153 deg . ... 117 deg . ... December 2 . ... 123 deg . ... 100 deg . ... www.astronomy.net . ...

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• Moon, Planets And Aurora, Oh My! - an Astronomy Net Article
• Astronomy Terms - To Help You Study The Universe - an Astronomy Net Article
• OSLO LT V5.4 Optical Software For Layout And Optimization - an Astronomy Net

Giant Jupiter. Jupiter . ... Jupiter has no solid surface that is why speaking about its dimensious point the radius of the upper border line of the clouds, where the presseru is about 10 KPa; radius of Jupiter on the equator is 71400 km. ... The Jupiter satellites. ... Nowadays 16 satellites of the Jupiter are known: Adrastea, Mitis, Amaltea , Phina,then 4 Galilei satellites: Io , Europe , Hanimed , Callisto , Leda, Aimalia, Zicitea, Elara, Ananke, Carme, Pasipe and Sinope. ... Jupiter's ring. ...

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• merkurie
• saturne
• smalltelae

Class 1 Introduction, Background History of Modern Astronomy The Night Sky, Eclipses and the Seasons Kepler's Laws Newtonian Gravity General Relativity Matter and Light Telescopes Class 2 Solar System Characteristics Formation Exosolar Planets Class 3 Stars The Sun Stellar Evolution of Low and High Mass Stars Deaths of Stars Exotic Stars Class 4 Galaxies Galaxy Classification Formation of Galaxies Galactic Evolution ... So far, one planet has been studied by this method. ...

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• This MonthтАЩs Sky тАУ February 2016 ? Amateur Astronomers Association of New
• Astro-Imaging ? Amateur Astronomers Association of New York

... Auroral Currents . ... 25b. Io Dynamo . ... Aurora from Space . ... The giant planet Jupiter has four large moons, discovered by Galileo and visible through good binoculars. ... A dynamo is created in a magnetic field by an electric circuit, part of which is moving relative to the rest (additional conditions must also be met). ... Furthermore, the plasma between them conducts electricity very well along its magnetic field lines, which act as if they were wires connecting Io and the planet (drawing)....

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• The Wind Spacecraft
• Planetary Magnetism
• High Energy Particles

Program Number . ... Program Title . ... Abstract . ... Todd Henry, Georgia State University Research Foundation . ... The present HST program combines observations that are designed to tackle both questions. ... Observations of M81 and two dwarf systems, DDO 183 and KKH37, are scheduled during the coming week. ... The current GO program pursues observations of six planetary hosts, and FGS observations of HD 38529, which has at least two planetary companions, are scheduled over the next week. ...

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• Effects of OTA Spherical Aberration
• HST this week: 325
• HST this week: 296

Installed and tested in late November 2000, new world-leading technology has made the Australia Telescope Compact Array (ATCA) the first millimetre-wave interferometer in the Southern Hemisphere. At the heart of the new millimetre receivers are indium phosphide chips, cooled to 20 K (-253њ C), the product of a joint effort between the Australia Telescope National Facility (ATNF) and the CSIRO Division of Telecommunications and Industrial Physics (CTIP). ... bkoribal@atnf.csiro.au ) ...

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• planets
• !mm! Yes !mm! Yes !mm! Yes ! We did it ! Yes !mm! Yes !mm! Yes !mm!
• Mars tracking

T he Sun is an ordinary G2 star, one of more than 100 billion stars in our galaxy. diameter : 1,390,000 km . mass : 1.989e30 kg temperature : 5800 K (surface) 15,600,000 K (core) T he Sun is by far the largest object in the solar system. ... C onditions at the Sun's core are extreme. ... I n addition to heat and light, the Sun also emits a low density stream of charged particles (mostly electrons and protons) known as the solar wind which propagates throughout the solar system at about 450 km/sec. ...

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• Europa
• Magnetosphere [Oulu]
• Chronology of early astronomy,mechanics and spaceflight

... Planets and Brown Dwarfs . ... Mission Definition . Ask anyone on the street to give an example of a planet, and they'll consider you a bit dim. ... Finally, if you ask "What is the exact scientific definition of 'planet'?", it turns out that nobody can answer it, because there really isn't one. ... The word itself means "wanderer" in Greek, and other cultures generally have words for "planet" with a similar meaning. So why isn't that good enough for us today? ...

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• ASP: Planet-Hunting, ?Transit-Style?
• ASP: Star Science in the Autumn Sky
• ASP: What Have We Learned About Halley's Comet?

... Тип спального мешка: одеяло, . ... Спальные мешки . ... Юный герой старше 5 лет будет счастлив получить в подарок робота-машину Mitsubishi Lancer 1:18 Galaxy Defender . ... Тип: Перчатки . ... Тип: полотенце . ... Тип поверхности: матовый . ... Южная Осетия, 2013 год Диаметр монеты: 31 мм Тип гурта: Рубчатый Качество чеканки: Proof Тираж: 1200 экз. ... Тип лампочки (основной): Галогеновая . ... Тип цоколя: GU10 . ... Раздел на сайте: Типы/Споты/С 2 плафонами . ...

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• Мышь проводная Dialog Pointer Optical MOP-04BU Платье Love & Light
• LOU - Light Sensation - Стринги из микрофибры - Цвет карамели APART вязаная
• Salvatore Ferragamo Парфюмерная вода "Emozione", женская, 50 мл - Salvatore

... Go directly to the moons of: . Mercury Venus Mars Jupiter Saturn Uranus Neptune Pluto . Go directly to the surface features of Earth's Moon and Mars . Planet & Moons . Pronunciation . ... Mercury . ... Mars: . 2 moons . ... Jupiter: . ... Neptune: . ... 1 moon . ...

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• Astronomical Glossary - J thru M
• Astronomical Glossary - S - Z
• Astronomical Glossary - N thru R