... For a timeline of the exploration of the magnetic environment of the Earth, Sun and Planets, see here . ... Galileo Galilei (1564-1642) builds the first astronomical telescope and observes for the first time craters on the Moon, satellites around Jupiter, and the way Venus goes through phases like the Moon (crescent, etc.) ... 17 December--First successful flight by the Wright brothers at Kitty Hawk, North Carolina. ... 16 March--Goddard launches his first liquid-fuel rocket. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Bright planets meet at dusk . ... Astronomy magazine subscribers can read the full article for free. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . Login . See many more Astronomy Listings by: Category or Alphabet . Southern Stars provides professional software for the Amateur Astronomer. Platforms include Windows 3.1, Windows 95 and Macintosh System 7.x. Last Update August 28, 2005 . ... Web Site . ... Web . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... 9) Oknyanskij V.L. 1994, "Optical-radio time delays in Q0957+561", Odessa Astronomical Publ., ... 11) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", in Proceedings of Int. Conf. ... 1994. 12) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", Astrophys. and Space Science, 222, p.157. ... 14) Oknyanskij V.L., van Groningen E., 1997, "Optical spectral variability of NGC4151 in 1990", Astronomical and Astrophys. ...

... Armagh Observatory astronomers report the publication of the first stunning celestial images obtained with the 11-metre multi-national Southern African Large Telescope (SALT) . ... Exactly five years after groundbreaking, the SALT project has released its first colour images, marking the achievement of 'first light' and the successful debut of full operation for SALTICAM, a $600,000 digital camera designed and built for SALT at the South African Astronomical Observatory (SAAO) . ...

... The interstar media . The interstar media includes the rarefied substance (gas and dust) electromagnetic radiation, the space beams, neutrino and other kinds of materia which fill the space (see the circulation of gas and dust in the Universe ). ... The nebula of the Alter . ... The gas-dust nebulas. ... The gas nebulas galaxical are shining due to the transformation of the shot waved (ultraviolet) radiation of the very hot stars located in the nebula or near it into the visible light. ...

... Viewing the Universe with Infrared Eyes: The Spitzer Space Telescope . Dr Giovanni Fazio . ... He then lead the development of large balloon-borne telescopes for far-infrared astronomical observations above the atmosphere, as Principal Investigator for the 1-Meter Balloon-Borne Far-Infrared Telescope and also the first infrared astronomical telescope to fly on the Spacelab II flight of the Space Shuttle. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Astronomy news . ... Double Engine Fuels Star's Remarkable Nebula . ESO has just released a stunning new image of a field of stars towards the constellation of Carina (the Keel). ... Interactions in this double system, surrounded by a dusty disc, may be the engine fuelling the star s remarkable nebula. The new image, showing a very rich field of stars towards the Carina arm of the Milky Way, is centred on the star HD 87643, a member of the exotic class of B[e] stars [1]. ...

... Baikonur Cosmodrome Yasny launch base Downloads . ... Town of Baikonur residential area of the Cosmodrome . ... For receipt, temporary storage and standalone processing of payloads (including, if necessary, filling with propellant and compressed gases), as well as for preparation, integration and encapsulation of the Space Head Module (SHM), ISC Kosmotras offers an Assembly, Integration and Test Building (AITB), Fueling Station and office premises located at Site 31 of the Baikonur Cosmodrome. ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

OFFICIAL PRESS-RELEASE . ... to S.P. Korolev RSC Energia . A delegation from the House of Representatives of the US Congress headed by Congressman James Walsh has visited this afternoon S.P. Korolev Rocket and Space Corporation Energia. ... Congressmen, in the person of J. Walsh, expressed a high opinion of the progress of work on ISS in Russia with the prime role of S.P. Korolev RSC Energia, and noted the highest level of professionalism of the company's employees. ...

Log windows display messages from all "actors" (instruments, the TCC, the hub...) and allow you to send commands. Controls along the top allow you to filter out unwanted garbage or highlight messages of particular interest. ... Regular Expressions . ... The entry field for "+ Actors" and "+ Commands" filtering accept space-separated regular expressions . ... If you plan to send many messages to a particular actor, you may select the actor from the menu next to the command entry field. ...

Next: A Region mask for Up: To produce a region Previous: Select a circle around . select cursor and box . The three mouse buttons have been redefined as: . LEFT - moves the center of the box to the position of the arrow point. MIDDLE - sizes the box. ... Release the button to fix the size of the box. save the results by typing `s' while the mouse is in the display window. select region and write , to write the saved regions into a file for later use (as above). rsdc@cfa.harvard.edu . ...

... Partly based on observations performed with radio telescopes of IAA RAS (Federal State Budget Scientific Organization Institue of Applied Astronomy of Russian Academy of Sciences). c . ... Partly based on observations with the 100-m telescope of the MPIfR (Max-Planck-Institute for Radio Astronomy) at Effelsberg . ... NRAO facilities . The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc. ...

... Direct data transmission rate (Mbps) . ... the density of electron fluexs with energies in four bands from 0.04 MeV to 1.7 MeV; . ... sensor (TV, IR) data and heliogeophisical information (HGI) transmission to data receiving and processing centers at a rate of up to 2.56 Mbps; . ... 1.76 GHz - TV- and heliogeophysical information and DCLI's data transmission to data receiving and processing centers; . 7.5 GHz - TV- and heliogeophisical data transmission to data receiving and processing centers; . ...

This is a color composite image made by Karen Gloria at Hopkins Observatory using a 6-inch refractor and a 512x512 element CCD detector. ... This is a planetary nebula (see also the Planetary Nebula page on this server). It is relatively small, measuring approximately 8x4 arcminutes. Overall, the surface brightness of the extended ionized gas emission is one of the highest for any PN and therefore this object is easily seen through even small telescopes (including most finders). ...

Title: A New Model of the Gravitational Lens 0957+561 and a Limit on the Hubble Constant . Authors: Norman A. Grogin , Ramesh Narayan (Harvard Univ.) ... Title: ROSAT/PSPC observation of the distant cluster CL0939+472 . ... Title: Interaction in the Bimodal Galaxy Cluster A3528 . ... Title: Cosmological Implications of Galaxy Cluster Evolution . ... Title: Galaxy Cluster Virial Masses and Omega . ... Matches 201 to 222 from a total of 222 matches for the search pattern galaxy cluster . ...

... AstroImageJ (AIJ) .. ... Reads and writes FITS images with standard headers . ... Provides a time and coordinate converter tool with capability to update/enhance FITS header content (AIRMASS, BJD, etc.) ... Creates color images and with native ImageJ processing power . ... AstroImageJ_Updater . Update operation now updates AIJ version number in Info.plist CFBundleVersion and CFBundleShortVersionString (MacOSX only) . ... AstroImageJ is ImageJ with astronomy plugins and macros installed. ...

... Satellite data ] . ... The SCANOR system provides receiving and processing of the Earth-surface pictures made in visible and infra-red bands and transferred by satellites of the NOAA polar orbiter series (in the HRPT mode). ... The SCANOR system includes the desktop receiving device connected to an IBM AT 386 type computer, and the parabolic antenna with the guiding mechanism. The SCANOR system possesses the state-of-art software providing registration and processing of the received data. ...

Text can be included in the shell script by using a here document, a special form of input redirection. The << symbol is used to indicate that text should be read up to a given mark. For example: #!/bin/sh # this script outputs the given text before it runs cat << EOF This shellscript is currently under development, please report any problems to Danny (danny@cornflake.ed) EOF exec /usr/local/test/bin/test_version . ...