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181. Phil Plait's Bad Astronomy: Bitesize Astronomy
... Bad Astronomy . ... Bitesize Astronomy . ... Site Info . ... Our Galaxy, called the Milky Way, is a vast collection of gas, dust and about a half trillion stars. ... The Milky Way has other, smaller galaxies that also orbit it, galactic moons, if you will. ... In recent times as many as a dozen other, fainter galaxies have been found orbiting the Milky Way as well. ... This companion galaxy has passed through the Milky Way several times, and evidently will continue to do so. ... 2008 Phil Plait. ...
[ Сохраненная копия ]  Ссылки http://www.badastronomy.com/bitesize/invader.html -- 19.5 Кб -- 09.04.2016
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182. ASP: Why Should We Care About Exploding Stars?
... an exploding star ? ... There are at least three reasons why scientists are so interested in these exploding stars and why "supernova'' should be a household word for any student who cares about cosmic history and the origins of humanity. ... When Earth glides through such a swarm during our yearly path around the Sun, we experience a "meteor shower.' ... All of the bits of debris that make up a meteor shower speed along parallel to one another. ... The Best Meteor Showers . ... Shower . ...
[ Сохраненная копия ]  Ссылки http://www.astrosociety.org/edu/publications/tnl/08/08.html -- 25.3 Кб -- 02.10.2012
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183. XMM POS Summary for rev: 2210
Revolution: 2210 . POS_2210_120102_191_00_0002.XMM . ... 2012-01-02 | ... PSF version: 2210_06.PSF . ... Slew: 4260 secs . ... Obs_dur: 7382 secs . ... 001: 6229 sec . ... 002: 6234 sec . ... 003: 4884 sec . ... Obs_dur: 41000 secs . ... 004: 39986 sec . ... 005: 39981 sec . ... 001: 39847 sec . ... 002: 39852 sec . ... 006: 7868 sec . ... 16:55:02 ... exp continues . ... 003: 36207 sec . ... 007: 7868 sec . ... 008: 7868 sec . ... 009: 7868 sec . ... 010: 6438 sec . ... Slew: 5055 secs . ...
[ Сохраненная копия ]  Ссылки http://xmm.vilspa.esa.es/user/mplan/summaries/2210_nice.html -- 91.3 Кб -- 14.12.2011
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184. Shared Skies Partnership Project
... Telescopes in the southern and northern hemispheres, with a longitude difference that enables students to observe the night sky in daytime classes, are linked by Internet2 to campuses in Louisville, Kentucky, and Toowoomba, Queensland. ... Kent Observatory in Australia offers the center of the Milky Way, the Magellanic Clouds, and transient events not visible from mid-latitudes in the northern hemisphere. ... The Observatories . ... Northern hemisphere: Moore Observatory near Louisville, Kentucky . ...
[ Сохраненная копия ]  Ссылки http://www.astro.louisville.edu/shared_skies/ -- 4.8 Кб -- 31.05.2015
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185. Astronomical Glossary - G thru I
... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...
[ Сохраненная копия ]  Ссылки http://www.wro.org/ras/glossary/g-i.htm -- 10.9 Кб -- 18.08.2005
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186. Amateur Telescope Makers of Boston
... Submitted by Al Takeda on 12/24/2012 23:22:03 . Large and Small Magellanic Clouds . These are 2 irregular dwarf galaxies that are members of the local group and are currently companions to our Milky Way galaxy. ... The Large Magellanic Cloud is 160,000 light years away and The Small Magellanic Cloud (in the constellation Tucana) is 200,000 light years away. They are 75,000 light-years apart from each other. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
[ Сохраненная копия ]  Ссылки http://www.atmob.org/gallery/showimage.php?id=2247 -- 4.0 Кб -- 10.04.2016
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187. http://www.mccme.ru/circles/oim/stolymp/stolymp.pdf
... Доказать, что существует такое множество S G, содержащее не более 20 элементов, что каждый элемент G есть произведение нескольких различных элементов множества S . ... Докажите, что длина множества {t: |P (t)| c} не превосходит 2dc1=d . ... на расстоянии 0.525. (a) Докажите, что для любого множества R3 диаметра 1 существует такое движение ', что либо '(U1 ), либо '(U2 ). (b) Разбейте каждое из множеств U1 ; U2 на 4 части диаметра < 1. (c) Разбейте каждое из множеств U1 ; U2 на 4 части диаметра 0...
[ Текст ]  Ссылки http://www.mccme.ru/circles/oim/stolymp/stolymp.pdf -- 254.7 Кб -- 21.10.2009
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188. http://www.meade.com/support/auto/AutostarTourFiles/DeepSky/HowFarIsFar.mtf
... AUTO SELECT TEXT "Introduction" "This tour is designed to give you an idea of" "the vast distances in space. ... Using current technology, it would take thousands of" "years to travel to our closest stellar neighbor, which is only 4.2 light years" "away. ... AUTO SELECT USER 05:16:41 45d59m53s "Step 3-A Star" "Capella is a bright binary" "star system that is 45 light years distant. ... AUTO SELECT USER 00:53:00 -72d50m "Step 5-Galaxy" "The Small Magellanic Cloud" "is 190,000 light years away from us...
[ Сохраненная копия ]  Ссылки http://www.meade.com/support/auto/AutostarTourFiles/DeepSky/HowFarIsFar.mtf -- 15.7 Кб -- 09.04.2009
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189. The Astronomy Shop - Cards - by Astronomy Net
The Astronomy Shop . ... Shop | ... Cards | ... Sold in sets of 8 cards (two of each image) with envelopes in a Keepsake Wallet. ... Starbirth Clouds in M-16, Starbirth in the Trifid Nebula, Live Cycle of Stars in Galactic Nebula NGC 3603, and Inside the Lagoon Nebula. ... Majestic Spiral Galaxy NGC 4414, A Grazing Encounter of Two Spiral Galaxies, Infant Stars Ring Core of Galaxy NGC 4314, and Galactic Silhouettes. ... We have bulk pricing available. ... www.astronomy.net . About Astronomy Net | ...
[ Сохраненная копия ]  Ссылки http://www.astronomy.net/shop/cards/index.html?item=22 -- 13.8 Кб -- 09.04.2016
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190. http://www.princetonastronomy.org/newsletters/02_2005sidereal.pdf
... 8 AAAP Meeting The Space Elevator is coming to Princeton! ... Program Chair Michele Novatski has invited Michael J. Laine of the LiftPort Group, Bremerton, WA, (http://liftport.com), who will present "Space Elevator- Countdown to 2018". ... To bring this vision to Winter Observing. ... For me, CCD astronomy is the way to go. life requires commitment and work by the members. ... Swift has successfully begun its mission to study gamma-ray bursts and identify their origins. ...
[ Текст ]  Ссылки http://www.princetonastronomy.org/newsletters/02_2005sidereal.pdf -- 257.5 Кб -- 30.01.2005
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191. http://www.vista.ac.uk/Files/docs/PublicSurveys-ESO-Messenger-no127_Arnaboldi.pdf
Telescopes and Instrumentation ESO Public Sur veys with the VST and VISTA The ESO Sur vey team: Magda A rnaboldi, Mark J. Neeser, L aura C. Parker, Piero Rosati, Marco Lombardi, JЖrg P. Dietrich, Wolfgang Hummel A n e w c h a p te r f o r E u r o p e a n a s t r o n o m y w i l l s o o n b e g i n w i t h d e d i c a t e d s u r ve y telescopes in the optical and near-infrar e d . ... This sur vey will also be complemented with near-infrared data from the VHS VISTA sur vey. ...
[ Текст ]  Ссылки http://www.vista.ac.uk/Files/docs/PublicSurveys-ESO-Messenger-no127_Arnaboldi.pdf -- 1405.9 Кб -- 14.06.2012
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192. http://www.aaa.org/EyepieceFiles/aaa/2007_11_November_Eyepiece.pdf
Journal of the Amateur Astronomers Association of New York November 2007 Volume 55 Number 11, ISSN 0146-7662 EYEPIECE like our Sun." ... Then, when the universe was a mere 400,000 years old, electrons were connected to atoms, causing the universe to become transparent, but not yet with stars. Hubble found that star formation peaked when the universe was 7-8 billion years old. ... For instance, the planet orbiting star HD209458 had no moons and contained an atmosphere of sodium, carbon and oxygen. ...
[ Текст ]  Ссылки http://www.aaa.org/EyepieceFiles/aaa/2007_11_November_Eyepiece.pdf -- 628.8 Кб -- 22.02.2015
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193. http://sn.sai.msu.ru/~sil/preprints/ilyina_sil.pdf
... Gaseous discs in NGC 252 and in NGC 4513 have decoupled kinematics, and the ionized gas of their rings is certainly excited by young stars. ... Two other, quite isolated S0 galaxies with the UV rings, IC 522 and NGC 446, demonstrate the shock-dominated gas excitation in the UV-detected rings, so their rings may probably have impact origin. ... NGC 4513. ... The UV rings in isolated galaxies IC 522 and NGC 446 may represent the consequences of central impact by a satellite from a highly inclined...
[ Текст ]  Ссылки http://sn.sai.msu.ru/~sil/preprints/ilyina_sil.pdf -- 1067.8 Кб -- 11.07.2015
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194. George R. Carruthers Oral History
Swanson: Today is March 25, 1999. This oral history is with Dr. George Carruthers, at his office at the Naval Research Laboratory in Washington, DC. ... Carruthers: It was a postdoctoral appointment when I came to NRL, which was funded by the National Science Foundation at the time, and that was my first real chance to have hands-on participation in space science, because NRL was one of the few organizations that was directly involved in the space program. ... Carruthers: No, not really. ...
[ Сохраненная копия ]  Ссылки http://www.jsc.nasa.gov/history/oral_histories/CarruthersGR/CarruthersGR_3-25-99.htm -- 90.7 Кб -- 08.07.2015
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