... Dione's icy surface includes heavily cratered terrain, moderately cratered plains, lightly cratered plains, and whispy material. The heavily cratered terrain has numerous craters greater than 100 kilometers in diameter. ... Much of the heavily cratered terrain is located on the trailing hemisphere , with the less cratered plains area existing on the leading hemisphere . ... Because Dione is relatively small, an impact causing a 35 kilometer (21 mile) crater could have spun the satellite. ...

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Understanding Europa's Radiation Environment and How it Influences Landing Site Characterization G.W. Patterson, L.M. Prockter, C. Paranicas Applied Physics Laboratory Introduction · The surface of Europa is weathered by charged and neutral particles, micrometeroids, and photons. ... Background · Criteria for characterizing potential landing sites [e.g., Figueredo et al., ... 2004) Background · Criteria for characterizing potential landing sites [e.g., Figueredo et al., ... Figueredo et al., ...

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... Impact craters and associated concentric rings are about the only features to be found on Callisto. ... It has a bright central region that is 600 kilometers in diameter, and its rings extend to 3000 kilometers in diameter. ... This image shows the heavily cratered surface of Callisto. ... Also visible is a fresh, sharp-rimmed crater some 90 km (56 miles) across named Igaluk (center left third of picture), and a bright zone in the south polar area (bottom of image) which could be an impact scar. ...

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• Dione
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... The Porpoise Galaxy from Hubble . ... Just a few hundred million years ago, NGC 2936, the upper of the two large galaxies shown, was likely a normal spiral galaxy -- spinning, creating stars -- and minding its own business. ... Its exact full phase (June 23, 11:32 UT) will occur shortly before it reaches perigee, the closest point to Earth in the Moon's orbit, and make it the largest Full Moon of 2013. ... APOD Turns Eighteen . ... The first APOD appeared eighteen years ago today, on 1995 June 16. ...

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• Dark Craters on Ganymede
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... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Site Info . ... It is from from Voyager 1 and shows a whopping big impact crater dominating the profile of the moon. Note that Mimas is about 400 kilometers across (about 250 miles). ... The wall around the crater is 5 kilometers high, and that central peak rises 6 kilometers above the surface (many impact craters have a large central peak which is caused by a pressure rebound from the impact). ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bad TV

... Astronomers once thought Pluto's atmosphere would condense down to the surface as it moved away from the Sun. Can that still be true, and if so, is that causing the surface features we now see? ... This is almost certainly because the atmosphere which is nitrogen, like Earth s atmosphere is also frozen as ice on the surface. ... Get instant access to subscriber content on Astronomy.com! ... If you are already registered on Astronomy.com, please log in below. ...

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The coordinates, diameters, altitudes and morphological features of all the craters of Mars exceeding 10 km in diameter, totaling 19 308, are compiled. ... The catalogue is intended for use by investigators of Mars, students, in comparative planetology and in the selection of craters for naming. ... 1 one terrace . 2 many terraces . ... 6 many hills and one ridge . 7 one hill and many ridges . ... 1 one crater . 2 many craters . ... Sample craters of different morphological categories . ...

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• Родионова Жанна Федоровна
• Zhanna F. Rodionova

... The plug-plates of SDSS project are responsible for locating the optical-fiber plugs spatially and for defining the plug tilt with respect to the surface of best focus. ... Previous attempts to match the SDSS plug-plates to the surface of best focus were conducted using only the bending fixture. The analyses performed indicated that by adding a central constraint to the plug-plate deformation process, the plates could be made to match the surface of best focus within an acceptable range of error. ...

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• Plug-plate drilling V
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Astronotes Armagh Planetarium's Stellar Blog! ... This image combines orbital imagery with 3-D modelling to show flows that appear in spring and summer on a slope inside Mars' Newton crater. ... Warm season flows on a slope in Newton Crater, possible evidence of salty liquid water active on Mars today. Image credit: NASA) . ... Frozen water is common on and under the surface of Mars but these images are the best evidence to date for the presence of liquid water on the Martian surface today. ...

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• Exploring Icy Moons in Search of Life | Astronotes
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... LOCATION . ... The administrative centre, the library, scientific laboratories, computer center, hotel and apartment houses of an observatory are located in the settlement Nizhnij Arkhiz , which is situated in 25 kms to the south from a village Zelenchukskaya. ... It is desirable to come on conference by the following types of transport: . ... During the conference period it is supposed to conduct a public meeting of the section "Sun" with discussion of results of the researches made in 2005. ...

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• Laboratory for the Stellar Magnetism Study of SAO of the RAS - Physics and
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MEGA MAZE - THE ULTIMATE FIRST PERPESCTIVE MAZE. FOR DOOM II. ... E-MAIL: JOHNNY@JWALL.DEMON.CO.UK SPARE E-MAIL: JOHN@JWALL.DEMON.CO.UK EXTRA SPARE E-MAIL: FAYE@JWALL.DEMON.CO.UK THIS IS MY FIRST WAD! ... KNOWN BUGS: Level 1-None. ... Kill all in 24 hours (Actually, there's no time limit.) through 5 locations! ... Enter via the main chemical plant and find the keys, and kill all Heavy- Weapon Dudes. ... A hidden area via yellow door leads to a torture area. ... Enter and destroy the BIG enemy. ...

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• http://crydee.sai.msu.ru/ftproot/pub/rec/games/idgames/levels/doom2/s-u/uacbunkr.txt
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... ATNF Home . About ATNF . ... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Canberra Deep Space Communication Complex . ... Moon Diving . ... Moon diving coincidentally, is played on the moon. ... A moon diver must wear a space suit. To moon dive, you jump off a diving board, positioned on the edge of a crater, the size of the crater varying with the level of ability. ... Moon diving takes great advantage of its location on the moon. ...

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• MNRF Surface Extension project
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... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . DKIST under construction. ... Armagh Observatory and QueenБЂ™s University Belfast have secured a role in the construction of the worldБЂ™s biggest and most revolutionary solar telescope. They are part of a consortium that includes seven other UK universities and Andor Technology to provide the cameras for the $344M super-telescope, which will be located in Hawaii. ... Construction of the telescope has already begun. ...

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• STELLAR PROPERTIES
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ASTRONOMY BEHI ND THE HEADLI NES A podcast for Infor mal Science Educator s from the Astr onomi cal Society of the Pacifi c www.astr osociety.or g/ abh Episode 3: WATER ON THE MOON with Bri an Day , Education Public Outreach Lead for NASA' s LCROSS missi on Written by Caroly n Collins Peters en Music by GEODESI UM Soundtrack pr oducti on by Loch Ness Productions Producer: Astronomic al Society of the Pacific HOST : Welcome to ... HOST: Are you going to have it take another look at Earth? ...

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The sections <Directory> , <Location> and <Files> can contain directives which only apply to specified directories, URLs or files respectively. Also htaccess files can be used inside a directory to apply directives to that directory. ... The order of merging is: . ... If multiple <Directory> sections apply to the same directory they are processed in the configuration file order. ... Using the options in question is only possible inside a <Directory> section (or a .htaccess file). ...

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• Server-Wide Configuration
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University Satellites and . Space Science Education . ... SYSTEM OF MEASUREMENT OF THE CHARGE S/C Foton-M #2 . ... The charging of the space vehicles and their elements leads to failures of an electric equipment. ... The charging of S/C occurs as a result of influence on its surface of some the factors, in particular surrounding space plasma and solar electromagnetic radiation. ... Skobeltsyn Institute of Nuclear Physics, Moscow State University, 2005-2006 . ...

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Next: The 4-m International Liquid Mirror Telescope Project (ILMT) . ... 238, Astronomical Data Analysis Software and Systems X, eds. F. R. Harnden, Jr., ... The James Clerk Maxwell Telescope (JCMT) on the summit of Mauna Kea in Hawaii is a 15meter telescope which operates in the sub-millimeter region of the spectrum (in practice from about 2mm to 350microns). ... The mapping of the primary reflector surface is achieved by "holographic" techniques. ... It instructs the DHS to open a FITS data file. ...

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• Visualization of GBT Geometry
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. Unix commands are executable binary files located in directories with the name bin (for binary). Many of the commands that you use are located in the directory /usr/bin . When you enter the name of a command the shell checks to see if it is a built-in command. If it is not, it looks for the the binary file that the command name refers to in each of the directories that are defined in the PATH environment variable . more ...

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• Locating a command
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... Radiation mechanisms of astrophysical objects: classics today . ... Saint-Petersburg is the 2n d largest city in Russia located on the Neva River at the head of the Gulf of Finland on the Baltic Sea. Founded in 1703 by Tsar Peter the Great Saint Petersburg was the imperial capital of Russia until 1918. The meeting will be held in the Conference Hall of historical building of the Saint-Petersburg State University - Twelve Collegia. ... Conference program . ... Conference location . ...

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• INI main page
• Alexei Kritsuk's Home Page
• Vladimir P. Reshetnikov's Home Page

... It?s needs solution satellite?s orientation problem for defining location of sources of ionospheric emissions above Earth?s surface with necessary accuracy. There is possibility to define orientation of photometric devices by using TV images of star background. The CCD TV camera is designed for recording of images of star sky, Earth? limb and adjoining part of Earth? surface to fix the orbit point coordinates during the measurements by FAGOT and SICH-F devices. ...

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• Observatory Lisnyky
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