Astronomy Picture of the Day . ... 6.07.2007 . ... Credit Copyright: R. Jay GaBany ( Cosmotography.com ) Explanation: Spiral galaxy NGC 2903 is only some 20 million light-years distant in the constellation Leo . ... In fact , NGC 2903 exhibits an exceptional rate of star formation activity near its center, also bright in radio, infrared , ultraviolet, and x-ray bands . ... Publications with keywords: spiral galaxy . Publications with words: spiral galaxy . ... Spiral Galaxy NGC 5033 . ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

... 2016 March 18 . The W in Cassiopeia . ... Explanation: A familiar, zigzag, W pattern in northern constellation Cassiopeia is traced by five bright stars in this colorful and broad mosaic. ... The yellowish giant star is cooler than the Sun, over 40 times the solar diameter, and so luminous it shines brightly in Earth's night from 230 light-years away. ... Of course, night skygazers in the Alpha Centauri star system would also see the recognizable outline traced by Cassiopeia's bright stars. ...

Supernovae 2012fr in NGC 1365 . This page is devoted to information on Supernova 2012fr in NGC 1365 . ... AAVSO 2012fr page . ARAS 2012fr page . ... Berto Monard . 2012/10/23.000 . ... 2012/10/27.05 . ... Ivan Curtis . ... Joseph Brimacombe . 2012/10/31.542 . ... 2012/11/02.462 . ... 2012/11/02.573 . ... 2012/11/04.452 . ... 2012/11/04.454 . ... 2012/11/07.207 . ... 2012/11/07.456 . ... 2012/11/07.510 . ... Ivan A. Curtis Light curve . ... Back to Bright Supernovae - 2012 . ...

... PmWiki . Summary: PmWiki group header. ... Summary: Styling text for colour and other attributes:) See also Wiki Styles Plus and Wiki style colors . ... PmWiki 2.0 introduced the ability to control the styling further and to even place styles on blocks. ... This text is %color=red% red, %color=blue% blue, %% and normal (black). ... For example, to define a style of %red% , one can use: . define=mystyle color=red% Here is some %mystyle% red text created using a style shortcut. ... Group . ...

OptInt PmWiki : Pm Wiki / Wiki Style Examples . Wiki styles | ... PmWiki uses WikiStyles for styling text with color and other attributes. PmWiki 2.0 introduced the ability to control the styling further and to even place styles on blocks. ... In addition, an author can define a style "shortcut" by using the define= property. For example, to define a style of %red% , one can use: . define=mystyle color=red% Here is some %mystyle% red text created using a style shortcut. ...

... 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. ...

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 . ...

... 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]. ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Armagh Observatory, 30 July 2015: The sky above a nearby "failed star" or brown dwarf lying in the summer constellation Lyra shimmers with a beautiful green and yellow aurora ten thousand times brighter than the northern lights. ... Even a few years ago, brown dwarfs were thought by most astronomers to be incapable of emitting any significant radio emission, so its first detection came as a great surprise. ...

[ CATS home ] [ Back to CATS list ] [ ftp ] . 2000ApJS..131..335Rutledge+ . Division of Physics, Mathematics and Astronomy MS 220-47, California Institute of Technology, Pasadena, CA 91107 rutledge@srl.caltech.edu, rb@astro.caltech.edu, prince@srl.caltech.edu

VRAM-based Windows and CAD Accelerator . ... 5 Year Warranty Diamond's Stealth 64 VRAM is the latest addition to the award winning Stealth family of graphics accelerators for compute-intensive Windows and DOS applications. Designed for PC/ and VESA local bus architectures,. the VRAM based Stealth 64 sets a new standard in 64-bit graphics performance. With 4MB of VRAM, the Stealth 64 displays 24-bit true color up to 1152x864 resolution and provides 65,536 colors at 1280x1024 resolution. ...

... STScI-PRC96-05 HUBBLE TELESCOPE PHOTO REVEALS STELLAR DEATH PROCESS This NASA Hubble Space Telescope image of planetary nebula NGC 7027 shows remarkable new details of the process by which a star like the Sun dies. ... The NGC 7027 photograph is a composite of two Hubble images, taken in visible and infrared light, and is shown in "pseudo-color." Credit: H. Bond (STScI) and NASA Image files in GIF and JPEG format and captions may be accessed on Internet via ftp from oposite.stsci.edu in /pubinfo. ...

This all-sky image, constructed from 2 years of observations by NASA's Fermi Gamma-ray Space Telescope, shows how the sky appears at energies greater than 1 billion electron volts (1 GeV). Brighter colors indicate brighter gamma-ray sources. ... A diffuse glow fills the sky and is brightest along the plane of our galaxy (middle). Discrete gamma-ray sources include pulsars and supernova remnants within our galaxy as well as distant galaxies powered by supermassive black holes. ...

... HST Phase II Proposal Instructions for Cycle 20 > Chapter 3: Fixed and Generic Targets > 3.10 Bright-Object Constraints . ... Non-linearity, saturation, or other temporary effects which may occur at substantially fainter limits than those identified below are described in the Instrument Handbooks . ... STIS . ... ACS . ... These limits have been translated into a table of magnitudes as a function of spectral type for the various configurations and modes ( ACS Instrument Handbook, Table 7.4 ). ...

Stellarium 0.12.3 . ... core . ... 198 љ void artDisplayedChanged( const bool displayed) const ; . ... 202 љ void boundariesDisplayedChanged( const bool displayed) const ; . ... 204 љ void isolateSelectedChanged( const bool isolate) const ; . ... 206 љ void linesDisplayedChanged( const bool displayed) const ; . ... 208 љ void namesDisplayedChanged( const bool displayed) const ; . ... 239 љ void loadLinesAndArt( const QString& fileName, const QString& artfileName, const QString& cultureName); . ...

... POLAR , . ... The UT (hours) is shown along the X-axis. Range of X-axis corresponds to the time-interval considered. ... For each spacecraft its own color and line (parallel to the X-axis) are used as follows: . ... On the polar diagram the coordinates of each SC is shown by its own color and regions symbol. ... For more information about SC coordinates on the considered time interval the ASCII files are available (by pushing the colored buttons nearby of the plot). ...

The unique object SS 433. ... First before 1978 it was not so interesting, but American and Italian scientists registrated three emission lines system of hydrogen and helium. ... One of its components is a massive star with temperature about 30 thousand Kelvin’s and luminance about million times more then the Sun’s one. ... The SS 433 modern picture includes the giant star with high temperature and luminance as well as its satellite. All the system is cored by plasma as by corona. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Meteors and Meteorites . ... Stars . ... Monthly Sky Notes . ... This famous depiction of the Leonids was based on a first hand account of a meteor storm by a minister, Joseph Harvey Waggoner. ... In the autumn the Great Square of Pegasus is visible in the southern night sky. ... I hope this guide to the November night sky is helpful and have fun star sight-seeing! ... Tweets that mention The Leonid meteors: highlights of the November night sky | ...

... Figure 1: List of EPIC-MOS patterns (IMAGING mode) . ... each pattern is included in a 5x5 matrix used for proximity analysis. a pattern is centered by definition on the pixel with highest charge . this central pixel is colored in red (its charge is E ). the other pixels above threshold in the pattern are colored in green (the sum of their charges is E ). all pixels colored in white must be below threshold . the crossed pixels are indifferent (they can be above threshold ). the ...