... The Great Nebula in Carina . ... Eta Carinae , the most energetic star in the nebula, was one of the brightest stars in the sky in the 1830s, but then faded dramatically. Eta Carinae is the brightest star near the image center, just left of the Keyhole Nebula . While Eta Carinae itself maybe on the verge of a supernova explosion, X-ray images indicate that much of the Great Carina Nebula has been a veritable supernova factory . Tomorrow's picture: open space . ...

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• APOD: 2007 June 2 - 3D Full Moon
• APOD: 2004 March 25 - An Orion of a Different Color
• APOD: 2001 June 16 - APOD is Six Years Old Today

Most of these images were obtained by Mike Bessell, Michelle Buxton, Hwankyung Sung, Ralph Sutherland and Bob Watson at SSO using a 2Kx2K Site CCD behind a Nikon or Hasselblad lens or directly on the 1m telescope. A few images are from the Hubble Space Telescope. Some of the M42 images were obtained with the KPNO 1m and ESO NTT telescope. One image is a mosaic of IRAS images. ... Details of the CCD imaging program at MSSSO. ... antenna.jpg (53KB) . ... ngc6744.jpg (59KB) . ...

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... An Orion of a Different Color . ... It is a familiar object though, the grand stellar nursery known as the Orion Nebula . But the striking picture combines images taken through three separate filters, each designed to record different emission lines - light from Sulfur, Oxygen, and Hydrogen atoms glowing in the tenuous nebular gas. At such low densities , Sulfur and Hydrogen atoms emit red colors while Oxygen glows green. ... Publications with keywords: Orion Nebula . ... The Heart Of Orion . ...

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• Mars: Big Crater in Stereo
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• Geminids in 2007

... Next: An IRAF-Independent Interface Up: Software Systems Previous: A New PROS . ... We present a high-level representation of the packages and tasks within IRAF/PROS. ... We have produced a high-level overview of PROS. ... The incremental stages were the short-term goals: a project overview diagram (i.e., an organizational diagram of software modules); high-level diagram (i.e., a bubble diagram of each module in the system); and unifying element tables (i.e., tables of task vs. software attributes)....

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• WWW as a Support for the Long Term LBT Archive
• Positive Iterative Deconvolution in Comparison to Richardson-Lucy Like
• Development of an ADS Data Dictionary Standard

... 2010 . ... The following images are mosaics obtained on 03 August 2010 at the National Solar Observatory/Dunn Solar Telescope with the Interferometric Bidimensional Spectrometer (IBIS). ... The final images are approximately 238 x 242 arcseconds, or 4 x 4 arcminutes, with a pixel scale of 0.0976 arcseconds per pixel. ... The images show a broad range of typical chromospheric structures, including sunspots, superpenumbra, plage, filaments, and quiet internetwork. ...

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• Astronomy Picture of the Day
• APOD: October 4, 1995 - The Sun Spews X-rays
• APOD: May 5, 1998 - Aurora at Midnight

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The?аAmateur Astronomers Association of New York?аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

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Making HST Pictures: Examples and Illustrations . ... These illustrations represent some of the steps and techniques used to produce ?pretty pictures? from HST images. ... TIFFs (ftp) . ... Separate images are exposed through different color filters. ... An alternate way to make color images . ... Eight bit (one byte) images contain 256 different values that may be represented by 256 shades of gray or 256 arbitrary colors from a color map (or palette) of all possible colors. ...

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• Full-Color Mosaic Pictures for CDF-S and HDF-N GOODS: The Great Observatories
• VMS Users Guide
• Recipe Editor GPI Data Pipeline 1.0 documentation

... Alliance-3.0 (EDA/VLSI design tools) (by Christoph Jaeschke , probably requires LessTif ) . ... 01oct98) Nedit 5.0.2 editor , (by Alexander Mai , see also version 5.01 , by Greg Kondrasuk , requires LessTif ) . ... 28jan98) XMGR plotting software (by Alexander Mai ) . ... 28jan98) Nedit 5.01 (by Alexander Mai , requires LessTif ) . ... 07apr98) XDIR 2.1 , File mgr and ftp (by Alexander Mai , requires LessTif ) . 28jan98) XFTP 2.1 (by Alexander Mai , requires LessTif ) . ...

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2nd of December 2015 . 2015 Bolton and Student Symposium . ... This year CSIRO Astronomy Space Science (CASS) is holding a joint Bolton and Student Symposium. The symposium is intended for researchers to showcase the excellent science being carried out with astronomical facilities available throughout Australia and further afield. All members of the astronomical research community are welcome to attend and submit presentations. ... today * ATNF | ...

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• YERAC XXXIII Homepage
• CSIRO: Shaun Amy's Home Page

Patterns of calculated concentrations by pollutant for different receptor territories corresponding to stations (furthest down the picture) and POs (the remainder). While all patterns are qualitatively similar, there are marked quantitative differences between territories. The pollutants go along the abscissa in the following sequence from left to right: CO, NO, NO 2 , NOx, O 3 , PM10, SO 2 , benzene, toluene, formaldehyde, xylene, Cd, Ni (the last four are meteoparameters). ...

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• Planetary Picture List
• Neptune Picture List

... Universe At Your Fingertips Activities TOC . ... Why do we have stereotypes about what an astronomer looks like? ... A reading list on 20th century astronomers and their work is included in the Resources Bibliographies section of the Universe at Your Fingertips. ... Be sure the students do the activity before the astronomer comes. ... After the visit, give students an opportunity to talk about how the astronomer was similar or different from the mental picture they had before the visit. ...

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... Tonight's Sky . ... The Magazine . News . Observing . ... Community . ... 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 . ... Editors of Astronomy magazine . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• Submit a letter to the editor | Astronomy.com
• Does the time it takes different methods to create all the elements coincide
• Why do some stars appear to flash a variety of different colors when you look

.

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• Bishop School: Day and Night
• Journal of Young Investigators ( JYI )
• activities

... A song written by Padi Boyd and performed by The Chromatics, specifically for the International Year of Astronomy. ... 16 December 2008, NUI Galway: Dr. Martin Mansergh TD, Minister of State at the Department of Finance with special responsibility for the Office of Public Works today announced broadcast details of this yearтАЩs Winter Solstice at Newgrange, County Meath. ... The International Year of Astronomy 2009 is an initiative of the International Astronomical Union and UNESCO. ...

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• WINTER SOLSTICE LIVE WEB-CAST TO MARK INTERNATIONAL YEAR OF ASTRONOMY |
• International Year of Astronomy in Ireland | Astronomy 2009
• Organisational Associates | International Year of Astronomy in Ireland |

The vi editor (pronounced "vee eye") is available on all UNIX systems: other editors are not. Being able to use vi ensures that you will always have an editor available to you. ... About vi commands . Using UNIX commands . Starting vi and opening files . Saving files and exiting vi . Viewing a file . Entering text . Cutting and pasting text . Moving around the text . Moving around the screen . Deleting text . Searching for text . Replacing text . ...

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• Remote telescopes
• Pathnames
• Commands available in send mode

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Survey Telescopes . ... Star Clusters . ... FLAMES . ... 100 Hours of Astronomy . ... IMAX?о 3D Film Hidden Universe . ... This image, the first to be released publicly from VISTA, the worldтАЩs largest survey telescope, shows the spectacular star-forming region known as the Flame Nebula, or NGC 2024, in the constellation of Orion (the Hunter) and its surroundings. ...

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• Around the Cat's Paw Nebula | ESO
• The composition of a star that should not exist | ESO
• Gegenschein above the VLT * | ESO

The longterm orbit evolution and ballistic lifetime 1995 - 2000 . The annual distribution of the key magnetospheric regions covered by the orbit in 1995 - 2000 . ... As a result of this evolution the Tail probe will stop his ballistic life in the middle October 2000. ... Back to the Top . ... Back to the INTERBALL Home Page . Back to the IKI Satellite Situation Center (SSC) Home Page . Back to the Space Research Institute (IKI) Home Page . ... Satellite Situation Center, Senior Scientist . ...

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• ION Results Page

Images and text 2003 Paul Valleli . While up at Stellafane for pre-convention preparations, I spent some early morning times, experimenting with different videography setups on the 13" F/10 Schupmann at the McGregor Observatory. ... Mars was too bright and would have required neutral density filters. ... Next time, I will try 12mm and 9mm projections. ... I aquired about ten thousand frames by 3AM, at which time a breeze picked up and the seeing went to Hellas! ... 2003 Paul Valleli . ...

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• Venus 2004 transit photo collection

To initiate orbital motion click on any of the icons in tool bar with red sign + or ? , permitting also to speed or to slow planet motion by repeated clicking on them. ... Selecting Orbits item in menu bar and by subsequent choosing corresponding items in drop-down menu one can also fulfil the above actions. ... To enter new initial epoch or to change list of minor or major planets which are shown in the picture, select Orbits in menu bar and then select Input data in drop-down menu. ...

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• Conference WPLTN-2012 | Conference page

... Bad Astronomy . Misconceptions . ... I have a fun video on how to stand an egg on end on my blog at Discover Magazine . ... At the end of the show, one of the characters looks up the words "egg" and "equinox" on the web... and says it sent him to "thingsthatarewrong.com". ... Bad Astronomy : Only on the day of the Vernal (spring) Equinox, can you stand a raw egg on its end. Good astronomy : If you can stand a raw egg on end, it has nothing to do with the Equinox. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bad TV
• Phil Plait's Bad Astronomy: Bad News
• Phil Plait's Bad Astronomy: The Bookstore