... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...

Preliminary results of astroclimate parameters measurements at the Sternberg 2.5m telescope installation site V.Kornilov, N.Shatsky, S.Potanin, O.Voziakova, B.Safonov Moscow, 2008 Acknowledgements A.Belinskiy M.Kornilov A.Tokovinin M.Kuznetsov P.Kortunov E.Gorbovskoy SAI administration some SAI students Pulkovo solar station (KHSS) staff RFBR support MAVEG Gmbh Why to study optical turbulence and some other relevant ... Mean seeing by DIMM data for this night is 1''5. ...

ABSTRACTS 10-th International Gamow Summer School "Astronomy and beyond: Astrophysics, Cosmology and Gravitation, Cosmomicrophysics, Radio-astronomy and Astrobiology" (Ukraine, Odessa, Chernomorka, 23-28 August, 2010) MEMORIAL SESSION SERGEY ALEKSANDROVICH SNEGOV (1910-1994) ­ OUSTANDING PHYSICIST, COSMOLOGIST, ASTRONOMER AND WRITER ­ VISIONARY TO A 100-ANNIVERSARY FROM BIRTHDAY Pahomov A.G. PFUM, Moscow It is possible to judge a condition of an astronomical science on literary works of time. ...

... Bad Astronomy . ... The Nine Planets . ... That means that for a short time you can actually see the tiny planet in silhouette against the disk of the Sun. ... As little as ten years ago, we didn't know if there were any planets orbiting other stars or not. ... They have been detected by their gravitational tugging of their star; as they orbit, the star moves in a little circle as the planet makes a bigger one. ... And it comes the same week we see one of our own planets pass in front of our own...

... Цвет и яркость звезд . ... Солнечная система . ... Конфигурации планет . ... Звезды . ... Гейтвуд в 1973 году выяснил, что звезда Барнарда движется без колебаний и, значит, массивных планет не имеет. ... С тех пор с каждым годом количество открытых экзопланет и экзопланетных систем возрастает все больше и больше, что однозначно свидетельствует о значительном распространении подобных объектов. ... Кроме того, планеты называются в порядке их открытия, а не по мере удаления от звезды обращения. ...

... 337, 275­292 (2002) The correlation of line strength with luminosity and redshift from composite quasi-stellar object spectra S. M. Croom,1 K. Rhook,1 E. A. Corbett,1 B. J. Boyle,1 H. Netzer,2 N. S. Loaring,3 L ... We measure highly significant Baldwin effects for most broad emission lines (C IV 1549, C III] 1909, Mg II 2798, H ,H ) and show that they are predominantly caused by correlations with luminosity, not redshift. ... The correlations of log W with log(1 + z ) for each line. ...

... Space flight . Crew training . ... A task of selection and preflight training is to form up and to train a crew for a space mission. ... Training in crews on the "Soyuz" transport space vehicle and on the "Earth-Moon-Earth" interplanetary flight program, . ... Basic space training of a lunar crew provides for acquiring a fundamental knowledge on the origin, structure and evolution of the Universe, studying methods and means of space flights performance, use of space for the benefit of mankind. ...

... The author attempts to approach the problem from the positions of systems analysis with account for the ideological grounds and history of space activities in Russia and abroad, comparing its current interpretation with the initial goals posed by leading theoreticians and practitioners who stood at the cradle of the space exploration era. ... The space systems recognized in Russia as priority projects are largely developed with violations of the systems approach principles. ...

... Космическая галерея 1 . ... Фантастические рисунки . Космическая графика . Фантастика и Фэнтези . ... ДЛЯ ЛЮБИТЕЛЕЙ СТРУГАЦКИХ . ... По какой из нижеперечисленных повестей Стругацких был снят фильм "Чародеи"? ... Почему марсианская летающая пиявка "сору-тобу-хиру" всегда нападала на людей справа? ... Океанская волна . ... Как звали друга дона Руматы из философской трагедии Стругацких "Трудно быть богом" . ... Фантастические рисунки ] [ Космическая графика ] [ Фантастика и фэнтези ] . ...

... 1.7 GSC 084 Pulkovo Obs., 0.33 15 x 15' 1.0" 7 34 0.179 0.307 Normal Asgr. 3.0 UCAC 118 Slovakia, 0.57 14 x 10' 1.7" 3 12 0.090 0.145 Modra 3.3 USNO 127 Germany, 0.19 30 x 20' 2.4" 3 15 0.151 0.087 Bornheim 0.8 GSC 168 34 200 0.282 0.315 291 USA,Kitt Peak, 1.8 390 x 30' 1.0" 1 5 0.143 0.144 Spacewatch II 4.7 USNO 300 Japan, 0.5 78 x 78' 2.3" 7 36 0.420 0.447 Bisei Center 1.3 ACT 461 Hungary, JATE 0.60 28 x 19' 1.1" 6 22 0.124 0.153 Asteroid Surv. ... Polynesia 1.0 UCAC F85 Tiki Obs., ...

... Новости ? ... Библиотека ? Форум ? ... Основы ? ... Colonization Основы астрономии Солнечная система . ... Уран - седьмая от Солнца и третья по величине диаметра планета Солнечной системы. ... Поэтому полярные области Урана получают большее количество энергии от Солнца, чем экваториальные области. ... У Урана 15 известных и имеющих названия лун и 5 недавно обнаруженных, еще не получивших наименования; таким образом, у Урана самое большое количество спутников из всех планет Солнечной системы. ...