... Everybody knows that Earth rotates 360 degrees each day, which is why the Sun comes back to the same place in the sky after 24 hours. Indeed, that is what makes a day a day. And everybody knows that Earth does this 365&1/4 times each year, which is why the Sun returns to the same place in the zodiac after 365&1/4 days. ... No, I am not suggesting that we return to the days of stationary Earth at the center of a cosmos that revolves around us. ...

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... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... ISS Russian Segment . ... News . ... RSC Energia is the prime manned space flight organization in the Russian rocket and space industry, responsible for the development of the ISS Russian Segment, its integration into the Space Station and its operation, including development and operation of the principal modules of the Segment (Zvezda, Pirs, Poisk, Rassvet, Nauka etc.), manufacturing, launch and operation of Soyuz TMA and Progress M...

JSC Celebrates 40 Years of Human Space Flight . Engineering the Future . ... Building the new center was the easy part. But major questions still remained. How does one do these human space missions? ... These major entities-the Engineering Directorate, the program office and, soon, the flight controllers and operators-did not operate in a vacuum; the integrated strength of all of these organizations was crucial in achieving NASA's and the nation's grand human space flight objectives. ...

... 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) . ...

Astronomy Picture of the Day . APOD is Two Years Old Today . ... 16.06.1997 . ... Credit: Apologies to E. Ender (1856) Explanation: The first Astronomy Picture of the Day (APOD) appeared two years ago today. ... In Tycho's day, humanity discovered the nature of the Earth and the geometry of the Solar System . ... U. Based on Astronomy Picture Of the Day . ... APOD Is Ten Years Old Today . ... APOD is One Year Old Today . APOD is Six Years Old Today . APOD is Five Years Old Today ...

... The one year crew. (image credit: NASA/Bill Stafford) . The тАЬOne Year CrewтАЭ has specific objectives to their mission all in a bid to find out if the human body and mind is capable of long missions to an asteroid, back to the Moon or even to Mars in the future. ... On-board the Russian space station Mir four cosmonauts clocked up more than a year in space in the 1980s and 1990s.€а (1942-) has the record for the longest single space flight of 437 days or 14 months in space in 1995. ...

When little Snow White looked round for the servant and could not see him, she got frightened. ... At last she saw a little house in the forest. ... They were seven little dwarfs. ... When they walked into the room and lit seven little lamps, they saw Snow White in one of the beds. ... In the morning, when Snow White woke up, she saw seven little dwarfs standing near her. ... When the dwarfs went to work in the mountains to look for gold, Snow White washed their clothes, cleaned the rooms and cooked. ...

Discover the cosmos! ... 2003 December 23 . Comet Encke Returns . ... Explanation: It's back. Every 3.3 years, Comet Encke swoops back into our inner Solar System . First officially discovered in 1786, Comet Encke is on its 59 th documented return, making it one of the best-studied comets on the sky. Mysteriously, Comet Encke should have been discovered millennia earlier, since it likely became bright enough to see unaided many times over the past few thousand years. ... About APOD | ...

SONG: Mesopotamia Turn your watch Turn your watch back About a hundred thousand years A hundred thousand years Iуll meet you by the third pyramid Iуll meet you by the third pyramid Ah come on, thatуs right, I want For me in Mesopotamia Weуre going down to meet it I ainуt no student Feel those vibrations Of ancient culture I know a neat excavation Before I talk I should read a book But thereуs ...

... They are plotted below by year and for the last 5 and 30 days (updated at 5:25 am each day). ... The black and white plots have a mosaic with 1 plot per receiver (if you don't have a color plotter, then you can make hardcopy with the black and white version). ... All plots are pdf files. ... 13jan03- lbn dewar warmed up for maintenance. xband 16K stage drops by 5K since now 2 rather than 3 dewars on the compressor. 15jan03- lbn op-amp for tempmonitor conversion I to V added bypass capacitors. ...

... Classes . ... gTime Class Reference . This class implements time calculations. ... gTime (double ai_jDays=0) . ... gTime (const gTime &timeSrc) . ... Set the time value of the time object to the julian day of year, day. ... operator= (const gTime &timeSrc) . ... Returns the time GMT value in Julian days. ... Returns the time_t value of the gTime Object. ... Returns a gTime object setted with the actual machine time. ... gTime Object assigned with real machine time. double gTime::getGmtTm . ...

Subject of Geodesy. ... The Main Problems of Geodesy. ... The Main Parameters of the Terrestrial Ellipsoid, Ratios between Them. ... The Main Equations of Geodesic Line. ... Geodesic Station Coordinates Calculation on the Ellipsoid Surface. Primal and Inverse Geodesical Problems, Methods of Their Solution. ... Geodesical Coordinats Determination by Gauss-Kruger Coordinates. ... Methods of Synchronous Observations and Orbital Methods of Artificial Satellite Use for Coordinates Determination. ...

... Tonight's Sky . ... The Magazine . News . Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... Year of Pluto . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Each point shows the 1 sigma photometric errors and the time span covered by the data; the dotted lines are the 3 sigma limits of each image. ... The solid thick lines are a fit obtained from a K-corrected, time-dilated SNIb light curve at z= 0.95 with tmax=34.0, E(B-V)=0.04 and omega=0.1. ... The three images on the left are the total HDF-N images by Williams et al. 1996 with a pixel scale of 0.04 arcsec/pixel. ... Each image is labelled by the filter and the time range of the observations in days....

... Дни открытых дверей к юбилею САО РАН (12-14 апреля 2016 г.) . Международная конференция "Dark Ages and White Nights (Spectroscopy of the CMB)" (20-24 июня 2016 г.) . ... Международная конференция MULTI-SPIN GALAXIES - 2016 (26-30 сентября 2016 г.) . Международная астрономическая конференция "Физика звезд: от коллапса до коллапса" (3-7 октября 2016 г.) Архив . ... Подробнее.. ... 10.02.16 . ... БТА в реальном времени . ... Цейсс-1000 в реальном времени . ... Последнее обновление: 22/03/2016 ...

... Flux Sign Expo . ... Flux, mCrab . ... The map above is movable . The image is shown in significance with a squared root color map ranging from 0 to 25. ... Original shows mosaics with all data available. Flux map Error map Significance Exposure . Flux and error maps are in mCrab units. ... Exposure maps are in ksec. INTEGRAL/IBIS 9-year Galactic Hard X-Ray Survey* , A , Volume 545, id.A27 { NASA ADS | ... 7-year Galactic Bulge map , 2009 . 9-year Galactic survey , 2012 . ...

... Authors: Spyros Basilakos (Imperial College London) . ... Title: Populating a cluster of galaxies - I. Results at z=0 . ... Title: The Merger Rate to Redshift One from Kinematic Pairs: Caltech Faint Galaxy Redshift Survey XI . ... Title: Multi-wavelength observations of an evolved galaxy group: An endpoint of galaxy merging? ... 23 matches for the search pattern galaxy merging . The URL for this page is: http://xxx.itep.ru/find/astro-ph/1/galaxy+merging/0/1/0/past,all/0/0 www-admin@xxx.lanl.gov ...

... The weather throughout this year was so extremely favorable that I have been able to observe the Sun clearly on 312 days; however, I counted only 34 groups of sunspots.. From my earlier observations, which I have reported every year in this journal, it appears that there is a certain periodicity in the appearance of sunspots and this theory seems more and more probable from the results of this year.. ... Year . ... Days when no . ... Observation Days . ... 273 . ... 282 . ... 244 . ... 149 . ...

Australian Science : Can we emerge from the Heart of Darkness? ... Last year's budget contracted spending on R&D significantly such that Government R&D expenditure as a percentage of GDP has dropped to its lowest level in 25 years. ... Last year's cuts to the Australian Research Council, CSIRO, NICTA, CRCs, ... has put the science community into a despairing mood, but probably not as much as the Abbott government's treatment of climate change. ... Its not just the government sending signals. ...