... These colors are not only beautiful, they give us clues to the stars’ sizes, ages and life cycle status. ... While stellar life is interesting, stellar death results in many of the objects that amateur astronomers love to observe including planetary nebulae, supernova remnants and black holes. ... Dr. Russell Pinizzotto is currently the Dean of the Faculty of Science and Engineering at Merrimack College in North Andover, MA. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Radio source identifications . The Web-server of the Special Astrophysical Observatory supports the mirror version of the Clusters of Galaxies database . At present only the data about radio sources in ACO clusters of galaxies are reasonably complete, while only restricted optical information is in our database. Later on, we also intend to include X-ray data and data about brightest cluster galaxies (BCG). ... ACO: radio optic ( for example, A0690 and " optic "), . ...

. The mirror of the APT tool here at ST-ECF has been discontinued. To download and install APT, please follow the link to the APT main site at STScI . Please let us know if you have any trouble with retrieving APT from STScI (mail to: <stdesk@stecf.org> ).

Astronotes Armagh Planetarium's Stellar Blog! ... Colin Johnston . ... Our Galaxy . ... To locate it, look along the imaginary line between the two end stars on the leading edge of the PloughтАЩs blade (Merak and Dubhe) and Polaris (the North Star), the galaxy M82 (also known as the Cigar Galaxy) along with its companion M81, lies just off this line about a third of the way between the Plough and Polaris. €а€аAs usual, the supernova is far brighter than its home galaxy, appearing as an extra star. ...

... Views of the Solar System is maintained at several different sites on the Internet. ... This is the primary site for "Views of the Solar System." ... This site is maintained by Lee Burnside ; see also their home page . ... You are permitted to set up a Views of the Solar System mirror site as long as you follow the following guidelines: Views of the Solar System may be distributed on the World Wide Web as long as it is used for non-profit applications and the pages are not modified. ...

... Bad Astronomy . ... Mad Science . ... The color of light is determined by the wavelength: the long wavelengths make red light, somewhat shorter makes yellow, shorter even than that makes blue. ... The red light gets reflected by the shirt and into your eye. ... A perfect mirror does actually reflect all light hitting it. ... A mirror, on the other hand, reflects the blue and red light in the same direction, and so the mirror actually builds an image of the source of the light. ... 2008 Phil Plait. ...

... program; Dell PCs: "Plug and Play Configuration Error", clarity on telling BIOS if your OS is PnP, "Intro to PnP" had truncated sentence, routing IRQs on PCI clarified, Change of emphasis in entire doc: Linux is now a PnP OS (sort of), PCI has almost replaced ISA v1.04 March 2002 finding a device driver, PCI serial ports, v1.04 March 2002 finding a device driver, PCI serial ports, alias example in modules.conf, PnP needed for linmodems v1.03 August 2001: error messages, boot-prompt parameters . ...

... UL /td /tr / table /td td table BORDER=0 align = right tr td /td td class = tab align =left h2 Registration Form /h2 /td /tr tr td /td td class = tab align = right (Required fields are span class =required highlighted /span ) /td /tr form ...

... Primary Mirror after being stripped and recoated in 3-layer protected silver (NiCr-Ag-NiCr) on 12 September 2009. image: CIMG7901.jpg . ... Primary Mirror held by (yellow) handling tool being lifted off transport container (note the tennis balls it rested on), to be put on wash cart during unpacking at VISTA on 29 March 2008. image: P1060207.jpg (taken 29/03/08) . ... VISTA Mirror Blank: Shape of 4m primary mirror blank being tested at Schott Glas in Germany. image: M1_shape_checking-300dpi.jpg . ...

... I. Mean Surface Brightnesses and Integral Color Indices for Bars Gusev A.S. ================================================================================ Abstract: UBVRIJHK surface brightnesses and color indices of bars of galaxies are determined using surface photometry data for 100 barred galaxies (table1.dat). ... J0 Mean surface J0 brightness 46 A1 --- CI- CI sign 47 -50 F1.2 magn/sq.arcsec. U-B)0 (U-B)0 color index 52 -55 F1.2 magn/sq.arcsec. ...

... 11 Yellow-Green (78% transmission): Contrasts well with the red and blue characteristics of surface features on Jupiter and Saturn. ... 82A Light Blue (73% transmission): Useful on the Moon, Mars, Jupiter, and Saturn, this subtle pale blue filter enhances areas of low contrast while avoiding significant reduction of overall image brightness. ... Meade Series 4000 Photo-Visual Color Filters may be ordered individually or in the following sets: . ... Meade Series 4000 Broadband Nebular Filters . ...

... If you want to change the appereance, please edit <A HREF="./index.txt">index.txt (template) file</A>. CONVERT=convert -interlace line # IMAGE_FILE =win_rain2.gif #TEXT_COLOR=black #IMAGE_TYPE=jpg #VERSION=v. 0.40 #COL_NUMBER=3 #BG_COLOR=silver #SUB_DIR=sci #EMAIL=havlik@ap.univie.ac.at # HOME =http://www.ap.univie.ac.at/users/havlik/Downloads #TAIL= P H1 A HREF =\ ../$$hr{INDEX}\ TARGET =\ $ TARGETS [0]\ UP /A A HREF =\ $$hr{ HOME }\ TARGET =\ $ TARGETS [0]\ ...

... Acknowledging SDSS III: Non-Commercial Use . Non-commercial scientific and technical publications using SDSS-III and SDSS-IV data should include the specific acknowledgments for each: SDSS-III and SDSS-IV (see bottom of web page for SDSS-IV) . ... Acknowledging SDSS: Commercial Use . Data from the SDSS public archive may not be used for any commercial publication or other commercial purpose except with explicit written approval by the Astrophysical Research Consortium (ARC). ...

Mapa del sitio . Aqu est su oportunidad de demostrar la teor a de los tres colores usando su ordenador. ... tres . ... BOE6E6 nos da la intensidad de los tres colores que hacen el fondo: B0 es la intensidad del rojo , E6 es la intensidad del verde y el segundo E6 es la intensidad del azul . ... Tambi n, 000000 es negro, no hay color, y el FFFFFF es el blanco, la suma de los tres colores con intensidad de saturaci n. Por medio puede escoger 777777 o AAAAAA o CCCCCC que le dar varios tonos de gris. ...

... In typical nightly use, the wide field and planetary telescope and cameras record images of favorably placed objects in the sky, including constellations, bright variable stars, nebulae through narrow-band filters, comets, the Moon, and planets. ... Shared Skies telescopes are available for use by students at the University of Louisville and the University of Southern Queensland, and by teachers and students in middle and high schools mentored by faculty at the universities. ...

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