Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Space Flight . ... Posted on April 21, 2011 | No Comments An image from the European Southern Observatory, reveals two galaxies, NGC 3169 and NGC 3166, meeting in intergalactic space. ... Continue Reading.. ... 1 Comment NGC 2841 is a rather beautiful flocculent spiral galaxy. The Hubble Space Telescope recently imaged NGC 2841 as part of an investigation into how new stars are created. ... Posted on October 28, 2010 | ...

NEWS FEDERATION rus ENCYCLOPEDIA rus HISTORY rus MIR STATION RUSSIAN . ... Cosmonauts. ... Space Science . Military Space . ... This is on-line version of Russian magazine Novosti Kosmonavtiki. This electronic version covers Russian and International space news. Those who wish to obtain the full, translated copy of an article will be charged an additional price, which varies with the size of the article. ... 2002 CosmoWorld.ru. ...

... The 9th International Astronomy Olympiad will be held on October 1-9, 2004. The dates are about the same as three and five years ago when the VI IAO and IV IAO took place in Crimea. ... Day of the official departure is October 9. ... IAO-2004 host and dates . ... The main feature and difference for the IX IAO is seriously longer period of issuing invitations for visas to Crimea. ... Note 2: LOC may send various types of invitations issued by organizations involved into IAO-2004 organization. ...

... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

General Forum Message . Forums: . ... Discussion Forums | ... A Different Time Subject When I Was A Child. Forum List | ... Post Message | ... It was a freezing cold morning and Mom said get up and light the wood burning cook stove. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

... Sunday , October 6, 2013 Standard quasar-like AGN Standard AGN have: · · · · · Luminous accretion disk (with X-ray corona) Bright line emission (ionised by disk) Dusty obscuring torus (emits in IR/sub-mm) Orientation-dependent observed properties Sometimes, extended radio jets Sunday , October 6, 2013 Another class of AGN Other AGN , exemplified by weak radio ... Sunday, October 6, 2013 Summary · · · · · · Not all AGN follow the "standard" accretion disk picture. ...

... SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . ... Accidental Astrophysics: The Devil's In the Magnitudes, Part II . ... The star second to the Sun in brilliance is Sirius. ... Recall the magnitude system, passed down to us through a hundred generations of sky watchers, as a means of quantifying stellar brightness ("Accidental Astrophysics," May/June, p. 9). ... Yes, it is a magnitude difference, but that difference is due to the distance between us and the star. ...

... According to the most popular cosmological paradigm, the greater part of the galaxy mass is accumulated in the dark matter halo. ... The polar ring galaxies (PRGs) reveal external rings or disks of gas, dust and stars rotating in a plane roughly perpendicular to the disk of the central galaxy. ... The shape of the dark halo in the model was chosen so as to achieve the best fit to the observed rotation of both galaxies themselves and their polar rings. ... The SPRC-7 galaxy. ...

... Bad Astronomy . ... Bad Astronomy: The North Star, Polaris, is a very bright star. Good Astronomy: Polaris is a middling-bright star, easily missed. ... He said it was close to Polaris, the North Star, but he also said it was in the East. ... It's natural, I suppose, to think that such an important star should be bright, but really, that's a conceit, like thinking that the Earth is at the center of the Universe. If more people knew just why Polaris is the North Star, this Bad Idea would stop. ...

... This program was created for correlating chosen regions in the series of fts images. ... Chosen regions' . ... In this section the program counts the integral for each region of the grid for each image. ... As a matter of fact, the integral is total brightness of the region and it is counted by 'int_tabulated' IDL function. ... In addition, the program will show the count of the regions which correlate with the corresponding region (the brighter region means the bigger count) and its contour. ...

... ST-ECF . ABOUT ST-ECF . ... After an initial agreement between NASA and ESA in 1977 and following Hubble's more than twenty years in space and 110,000 orbits of the Earth, the aim of this conference is to celebrate the huge contributions made by the Hubble observatory to our knowledge and understanding of the Universe. ... David Southwood . ... Robert O'Connell . ... Robert O'Dell . ... Questions and information: HST3@stecf.org . ... Maintained by HST 3 Webmaster <HST3@stecf.org> . ...

New reduction of minor planets photographic plates obtained with Pulkovo Normal Astrograph A.A. Berezhnoy Pulkovo Observatory of RAS, Saint-Petersburg, Russia Minor Planet observations at Pulkovo Periodical observations of 14 bright asteroids named Selected Minor Planets (SMP) were performed at Pulkovo since 1948 within the international framework started by works of B.V. Numerov and D. Brouwer. ... 108 133 113 74 124 67 97 88 14 84 64 5 20 19 Epochs (YYYY.MM) 1200 Mean values of total obs. ...

... Recent Topics . ... MAO main . ... October Issue: The Power of Sleep . ... Тема: October Issue: The Power of Sleep . To view this email as a web page, go here. links.email.scientificamerican.com/servl.. NzYyMDk2Mjk2S0 =0 . ... Sleep on It! A good night's rest affects the mind and health more than anyone suspected links.email.scientificamerican.com/ctt?k... ... They hold the key to long-standing cosmic mysteries links.email.scientificamerican.com/ctt?k... ... MAO NASU . ...

... Problem 5. ... See figure 1 for the light curve of these narrow Nitrogen lines. ... Figure out the behaviour of each parcel of gas, and then add them all up to find the light curve. 5.4 (3pts) Using expression from problem 5.2, derive the expression for the time after SN explosion date, when the first light from the ionised ring reaches Earth. Using the expression from problem 5.2, derive the expression for the time after SN explosion date when the maximum brightness of the ring occurs. ...

. Date, from: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . to: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . Longitude, from: . to: . Latitude, from: . to: . Area, from: . to: . Brightness, from: . to: .

Analysis of Observations of Earth Impact Object 2008 TC3 . ... Central (Pulkovo) Astronomical Observatory of RAS, St. Petersburg, Russia Abstract: . On-line astrometric and photometric observations of asteroid 2008 TC3 , discovered 19 hours before its impact on Earth [1], were carried out with the mirror astrograph ZA-320 пњ at Pulkovo observatory at night of 7 th October, 2009. ... Results of analysis of the of 837 observations taken at 26 observatories worldwide are presented. ...

State Research Center of Genetics and Selection of Industrial Microorganisms, GosNIIGenetika, Moscow , Russia Some questions of interpretation of results for DNA-protein binding on tiling arrays October 9, 2008 3rd workshop on algorithms in Molecular Biology , Moscow , 2008 ChIP-chip technology From: http://www.tigr.org October 9, 2008 3rd workshop on algorithms in Molecular ...

... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Mars . ... An artificial comet holds secrets to Earths life . ... Comet to make close flyby of Red Planet in October 2014 . ... COMETS | ... Comet C/2013 A1 (Siding Spring) will make a close approach to Mars in October 2014. ... During the close Mars approach, the comet likely will achieve a total visual magnitude of 0 or brighter, as seen from Mars-based assets. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

Scientific Program October 20, Monday Scientific Session at the Presidium of the Russian Academy of Sciences, Leninsky prospekt 32, a 09:00 Registration Chairman : W. Baan 09:30 K. Kellermann: Brightness Temperature Limits of Compact Radio Sources (25+5) 10:00 N. Kardashev: Some Critical Experiments with RadioAstron (25+5) 10:30 D. Jauncey: Inter-Stellar Scintillation and Micro-Arcsecond Structure in Flat-Spectrum Radio Sources (25+5) 11:00 Y.Y. Kovalev : ...