June 28, 2010 Wider Bandwidths and a New 12m Antenna will keep . the Arecibo Radiotelescope at the cutting edge of . ... 12m reference antenna Photos by: Tony Acevedo . V ery Long Baseline Interferometry (VLBI) is the technique used to combine signals from radio telescopes separated by distances that can span different continents, or even reach between the Earth and an orbiting . ... Arecibo 305-m telescope is an active participant in both of these forms of VLBI. ...

... PmWiki . ... Go to new wiki . ... Note that it's easy to create and edit pages without using any of the markups below, but if you ever need them, they're here. ... To create paragraphs, simply enter text. ... First-level item\\ Whitespace used to to continue item on a new line # Another first-level item # Whitespace combined with a single # to create a new item one level deeper . ... It is also useful to use [= =] within other wiki structures, as this enables the inclusion of new lines in text...

... Chain of Impact Craters Suggested by Spaceborne Radar Images . ... From space, astronauts often get the impression that the Earth is small with a thin, fragile layer of atmosphere. ... Galileo Earth Encounter . ... The Earth and Moon were imaged by Mariner 10 from 2.6 million kilometers while completing the first ever Earth-Moon encounter by a spacecraft capable of returning high resolution digital color image data. ... During its flight, the Galileo spacecraft returned images of the Earth and Moon....

OptInt PmWiki : Pm Wiki / Text Formatting Rules . ... Also terminate a list using the escape sequence [@[==]@] [==] # Continue a list item by lining up the text with leading whitespace. ... Continue a list item by lining up the text with leading whitespace. ... Emphasis can be used multiple times within a line, but cannot span across markup line boundaries (i.e., you can't put a paragraph break in the middle of bold text). '~italic~' and '*bold*' are available if enabled in config.php . ... PmWiki? ...

... 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 . ... October 2011 . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Previous: Teaching Astronomy via the Internet . ... Astronomy On-Line brought together about 5000 students from all over Europe and other continents. ... During Astronomy On-Line, a large number of school students and their teachers from all over Europe and other continents as well, together with professional and amateur astronomers and others interested in astronomy, participated in a unique experience that made intensive use of the vast possibilities of the World-Wide-Web (WWW). ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . des actualitГїs . ... les plus belles images de l'Univers dГїcryptГїes pour vous . ... des conseils pour dГїbuter et pratiquer l'astronomie . des pages consacrГїes Г la publication de vos photos Mais c'est aussi une vraie communautГї avec laquelle partager votre passion et nourrir votre curiositГї. Accueil Lire/Voir/Ecouter Lire/Voire/Ecouter . ... A la une . ... Lire/Voir/Ecouter . ...

Astronotes Armagh Planetarium's Stellar Blog! ... As example you have only to look at the recent discovery of a supernova by Irish astronomer David Grennan . ... The last confirmed supernova in the Milky Way to be observed was in 1604 (known to history as Kepler ?s Star; it was bright enough to be seen in the daytime sky). €а Ever since then all supernovae examined by astronomers have been denizens of other galaxies. ... Tweets that mention Supernova spotted by Irish astronomer -- Topsy.com . ...

JSC Celebrates 40 Years of Human Space Flight . International Space Station . ... Among them: first time a partnership of nations owns and operates a space station , first time access to previously secret facilities, first time linkages between training and control centers, the first time orchestrating of multiple spacecraft traffic, the first -of-its-kind commercial ventures, including space tourism, the first time deployment of very large solar arrays, first ...

... Science Blog . ... October 29, 2013 . ... September 16, 2013 . ... Tim Hurson . October 18, 2012 . ... The Structure of Creativity: Seven Keys to Unlock Productive Thinking Tim Hurson . ... He has keynoted in more than 20 countries on six continents about how to use the principles of productive thinking and creative leadership to manage change rather than be swamped by it. ... In the process, he?s seen how barriers to creative and productive thinking are also barriers to success ? ...

... xmmtrack . ... xmmtrack is an interactive IDL application that visualizes the orbit and attitude data in an ODF in the form of a 3-D animation sequence. The presented scenery includes an astronomically accurate simulation of the Earth-Sun system plus the actual and predicted trajectory of the XMM satellite on its path around the Earth. ... Please note: XMM's orbit is highly time variable and the predicted orbit will significantly deviate from the actual trajectory if the reference epochs differ. ...

Bishop School and the . Everyday Classroom Tools . Project . This year, nine of the Bishop teachers volunteered to be a part of the Spirit of Inquiry curriculum designed by the Smithsonian Astrophysical Observatory's Everyday Classroom Tools project. Participating teachers are from all grades represented at Bishop school. Linda Cohn -- ACE Resource Teacher . ... Article in the January 5th edition of the Boston Globe about Bishop School and the Everyday Classroom Tools Project . ...

... 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...