... 2007 March 27 . Enceladus Creates Saturn's E Ring . ... Explanation: The active moon Enceladus appears to be making Saturn's E ring. An amazing picture showing the moon at work was taken late last year by the Saturn-orbiting Cassini spacecraft and is shown above . Enceladus is the dark spot inside the bright flare, right near the center of Saturn's E ring . ... The above bright image of the normally faint E-ring was made possible by aligning Cassini so that Saturn blocked the Sun. ...

Astronomy Picture of the Day . APOD is One Year Old Today . ... Credit: Apologies to Vermeer 's Astronomer and Geographer Explanation: The first Astronomy Picture of the Day (APOD) appeared one year ago today. ... During it's first year, APOD's main daily picture page has been served over one million times. ... U. Based on Astronomy Picture Of the Day . ... APOD Is Ten Years Old Today . APOD is Two Years Old Today . ... APOD is Six Years Old Today . APOD is Five Years Old Today ...

... First of all you should scale your photos to 640x480 (landscape) or 480x640 (portrait), using the graphic software of your choice. ... In addition, you should also provide a smaller version of each image with 160x120 (landscape) or 120x160 (portrait) which will be used as thumbnails for your gallery. ... yourname.tar] . ... Here, [directory] is the source directory where your processed images are stored, and [yourname.tar] is the name of the resulting archive which should be firstname_lastname.tar ....

. Image created by Miruna Popescu, showing some of the objects displayed in the Armagh Observatory's Human Orrery. Original images from NASA were used.

... April 9, 1999 . WR 104: Pinwheel Star . ... Explanation: Like a cosmic lawn sprinkler, dust streaming from a rotating star system creates a pinwheel pattern in this false color infrared image . Astronomers discovered the surprising star dust scenario using a sophisticated interferometer and the 10 meter Keck I telescope to observe the bright Wolf-Rayet star WR 104. ... The problem is, their starlight would also be so intense that any dust flakes should be destroyed! ... About APOD > . ...

. To create a file, type the command echo and then continue to type the text that you want to appear in the file. When you have finished typing in your text, type > name_of_file . and press the <Return> key. This method is useful for creating short files containing only one or two lines of text. Example .

... Abstract Given a sample time string, create a time format picture suitable for use by the routine timout_c . ... Detailed_Input sample is a representative time string to use as a model to format time strings. lenout is the allowed length for the output picture. ... This routine allows CSPICE users to supply a sample time string from which a corresponding time format picture can be created, freeing users from the task of mastering the intricacies of the routine timout_c . ... Link to routine source ....

... Astronomy for Kids . ... Since the discovery of the "Pillars of Creation," what changes have occurred within them and the surrounding area? ... The Hubble Space Telescope s iconic image of the Eagle Nebula s Pillars of Creation heralded the instrument s rebirth in 1995 and showed the public just how incredible astrophotography could be above Earth s atmosphere. ... Get instant access to subscriber content on Astronomy.com! ... If you are already registered on Astronomy.com, please log in below. ...

GTK+ / Gnome Application Development . ... Overview of a Gnome Source Tree . ... Almost all Gnome applications use the same build system based on the GNU tools automake , autoconf , and libtool . ... Beginning with this chapter and continuing throughout Part 2 of the book, a sample application called GnomeHello will be used to demonstrate Gnome features. ... Together, these tools are used to create a portable shell script called configure ; configure is distributed to users with your software package. ...

OptInt PmWiki : Pm Wiki / Documentation Index . Beginner Topics for Creating/Editing Pages . ... The pages below describe various aspects of using , administering and troubleshooting a PmWiki installation, as well as aspects of the PmWiki community . ... Page variables - variables that are associated with pages . Page text variables - Page variables automatically made available through natural or explicit page markup . ... Wiki structure - PmWiki structural support for page organization . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

... R. E. Jackson . ... H.-M. Adorf . ... D. C. Wells . ... AstroWeb is a World Wide Web (WWW) interface to a collection of Internet accessible resources aimed at the astronomical community. ... The goal of AstroWeb is to be the most complete, up to date, and useful listing of Internet accessible astronomical resources available anywhere. ... Jackson, Wells, and Adorf noticed that they and others had created largely overlapping lists of Astronomical resources. ...

Picture an Astronomer A Project ASTRO Activity For Grades 4-12 The media and our past experiences have shaped and created our expectations of people in various careers. ... However, astronomy is carried out by men and women in every country and by people young and old. ... Activity Description Before an astronomy unit or the first visit by an astronomer to your classroom, it can be instructive to have the students picture what an astronomer looks like and then discuss their assumptions. ...

... 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. ...

... STScI-PRC95-45a CRUCIBLE OF CREATION: PANORAMIC HUBBLE MOSAIC ZOOMS IN ON MAELSTROM OF STAR BIRTH This spectacular color panorama of the center the Orion nebula is one of the largest pictures ever assembled from individual images taken with NASA's Hubble Space Telescope. ... Though this 2.5 light-years wide view is still a small portion of the entire nebula, it includes almost all of the light from the bright glowing clouds of gas and a star cluster associated with the nebula. ...

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. ...

... 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. ...

One of the prominent scientists of the 20th century Gamow was born in Odessa on March 4, 1904 in the family of a secondary school teacher. ... In 1994, in the year of his 90-th anniversary, an International Conference "Astrophysics and cosmology after Gamow" was held in Odessa and St.Petersburg. The idea of this conference is supported by the UNESCO representation in Russia and by the International Renaissance Foundation (Odessa branch) (affiliation of the Soros Foundation). ...

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

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) . ...