Large sunspots were occasionally seen far in the past without any instruments, when the sun was dimmed by thick haze, but not much was remembered of those observations. ... Sunspot Cycle (1850 - 1975) . One who was greatly influenced by Schwabe's discovery was an English gentleman of independent means, Richard Christopher Carrington , who devoted himself to the study of sunspots. ... Carrington had seen a flare, of the rare variety that is visible in white light (only about 50 are known). ...

... To see the collection of prior postings to the list, visit the Dustpedia_board Archives . The current archive is only available to the list members. ... To post a message to all the list members, send email to dustpedia_board@smtp.arcetri.astro.it . ... Your email address: . ... You may enter a privacy password below. ... Address: Password: . To unsubscribe from Dustpedia_board, get a password reminder, or change your subscription options enter your subscription email address: . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Space Flight . Human Exploration . Robot Exploration . ... By admin January 28, 2011 Posted in: Human Exploration . Challenger sets off on its tragic mission (image credit: NASA) . ... Your email address will not be published. ... Email * . ... Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. ... Subscribe to Astronotes . ... Email Address * . ...

... The process of proposing for Hubble Space Telescope observing time has been revised, to make it simpler for proposers. We describe the simple, flexible, and robust prototype system created to handle proposal submission. ... Proposing for Hubble Space Telescope ( HST ) observing time proceeds in two phases: the scientific merits of the proposal are considered in Phase I; only accepted proposals enter Phase II, where the observations are described in complete detail. ...

... Forum . ... Recent Topics . ... MAO main . ... Information on IAU Commissions and New Members . ... Тема: Information on IAU Commissions and New Members . Dear IAU Member, . ... please see: . ... Members, please see: . ... The newly accepted IAU Members were recently invited to consider the . ... both the previous IAU members and the new Members, 2,517 individuals . ... Board Categories MAO main - Info - MAO - news - Flame Technical - Technical Support(Forum)(Техподдержка(Форум)) . ... MAO NASU . ...

... JSC Oral History . NASA History . ... NASA Oral History Project: Earth System Science at 20 . This NASA Oral History Project features recollections from those who significantly contributed to the launch and evolution of Earth System Science. These interviews were gathered as part of the 20th anniversary of the Earth System Science Program. ... NASA Headquarters, Washington D.C. Program Manager , Stratospheric Theory and Data Analysis, Earth Science and Applications Division . ...

... Contacting and discussing with people sharing your interests, participating in night sky observations with telescopes as well as a large choice of astronomical books, magazines and video-tapes out of our club library. ... The seasons, the seeing ( a clear sky is not always associated to calm , stable air ) and most important how dark your observation site is. ... Therefore a dark site for observing is at least as important for deep sky observation as the diameter of your scope. ...

... In particular, members of the project regularly organize events dedicated to various interesting astronomical phenomena and events - solar and lunar eclipses, transit of Venus, etc. On November 3rd a team of astronomers will venture deep into Turkana National Park, Kenya and attempt to broadcast the magic of a total solar eclipse to the world. ... Solar eclipse . A solar eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun from our view. ...

... Space flight . Crew training . ... honing the skills of performing the tasks of operating the orbital (suborbital) spaceship in a normal autonomous flight and in case of occurrence of off-optimum situations; . ... preparing for conducting visual observations, photographing and video filming envisaged by the flight program; . ... preparing the astronaut's body to the effect of space flight factors, honing the skills of operating the spaceborne medical facilities, rendering self and mutual aid; . ...

... How can two stars create such a strange and intricate structure? ... Some stars are members of close binary systems where material from one star swirls around the other in an accretion disk. Apollo 17 Lunarscape: A Magnificent Desolation . ... Buzz Aldrin, Apollo 11 Lunar Module pilot and the second human to walk on the Moon, described the lunar landscape as "a magnificent desolation". ... Eclipsed Moon in Infrared . ... November s Lunar Eclipse . ... November . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . A club for members living south of Atlanta. They enjoy doing public observing and showing the night sky to all. We work with schools, scouts, etc. and enjoy presenting "sidewalk astronomy." Last Update October 26, 2004 . Listed Since October 26, 2004 . ... Web Site . ... Web . www.astronomy.net . ... dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Spacecraft . 29b. Satellites looking down . ... 29e. Explorers of distant space . ... The Hubble orbiting telescope. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... So fruitful was this observation that a second "deep field" exposure of such length, near the southern pole of the heavens, was recently conducted. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

... Pre-university education . ... Samara region . SSAU History . SSAU roadmap . ... The meeting elected the chairman of SSAU Supervisory Board - Deputy Prime Minister Dmitry Rogozin. Samara Region Governor Nikolay Merkushkin was elected Deputy Chairman of the Supervisory Board of the University. ... In accordance with the legislation the Supervisory Board is one of the governing bodies of the autonomous university. SSAU Supervisory Board includes: . ... SAMARA STATE AEROSPACE UNIVERSITY . ...

... Конференц?я "Р?внодення 2016". ... Киевский клуб любителей астрономии "Астрополис" > . ... Hand Made (Модераторы: Diskus , Hornet ) . ... 09 Апрель 2016, 22:31:49 . ... Астрономия . ... Жизнь клуба . ... Астрономия в Украине . ... Любители и профессионалы. ... Бердянское общество любителей астрономии "ОРИОН" . ... Одесское общество любителей астрономии ?АСТРОДЕС? Портал белорусских любителей астрономии - BelAstro.Net . ... 09 Март 2015, 23:14:18 . ... 31 Март 2016, 11:06:52 . ...

... В разделе По форуму . ... На форуме начался конкурс - Астрофотография месяца: АПРЕЛЬ! ... Форум . ... Дополнительные форумы ? Горизонты науки о Вселенной (Модераторы: Дмитрий Вибе , AlAn ) . Обсуждаем проблемы современной астрономии, астрофизики и смежных наук. ... Тема / Автор . Ответов / Просмотров . Последний ответ . ... Автор Дмитрий Вибе . 16 Ответов . 418 Просмотров . ... Автор Сергей Попов ? ... 5 102 Просмотров . ... О разделе Горизонты науки о Вселенной. ... Автор Ах . ...

... For the next AAAP regular meeting (October 10, 8:00 PM, at Peyton Hall, Princeton Univ), Program Chair Ken Kremer has invited Dr Theresa Kucera of NASA/ Goddard. Terry Kucera has been a member of the Solar and Heliospheric Observatory (SOHO) solar mission since 1995 and is deputy project scientist for the upcoming and cutting edge Solar Terrestrial Relations Observatory (STEREO) project. ... AAAP Observatory Events in October. ... Terry will give a first hand account of NASA Solar Research. ...

Statistics of sunspot activity . The sunspot indices . ... Visual indices of solar activity . ... n - number of spot groups . A - Waldmeier class of unipolar spot groups without penumbra . B - class of bipolar spot groups without penumbra . C - class of bipolar spot groups with one penumbra pole . D - class of small bipolar spot groups with two penumbra poles . E - class of middle bipolar spot groups with two penumbra poles . ... H - class of unipolar penumbrated spot groups . ...

. Language [RU/EN] Search: . Home . UP . Research . Projects . Services . Info . News . Events . Personal . Archive . Ionosphere and radiowave propagation: structure . The main page . Information . Publications: . 2011 - 2015 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2000 - 2004 . 1995 - 1999 . Participation in International symposiums and conferences: . 2013 - 2015 . 2011 - 2012 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2002 - 2004 . N.V. Pushkov . 09/04/2016 23:52 MSK . webmaster@izmiran.ru .

... Academics . Research Innovation . ... Center for International Education . ... Research Institutions . ... About the Department . ... V.N. Karazin Kharkiv National University has long traditions of international cooperation. ... Since 1974 V.N. Karazin Kharkiv National University has been a full member of the International Association of Universities/UNESCO, an international association with over 150 member states which cooperates with a joint network of international and national organizations. ...