... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. February 5, 1998 . A Martian River Bed? Credit: MGS Project , JPL , NASA . Explanation: This canyon on the surface of Mars appears to have been carved by flowing water. ... Further images of Martian valley systems will help distinguish the degree to which these processes affected the Martian surface. ... About APOD > . ...

Astronomy Picture of the Day . Mars to Appear Normal this August . ... 8.08.2005 . ... August . ... August 2005 . ... 2005 2006 . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ... A service of: LHEA at NASA / GSFC . ... U. Based on Astronomy Picture Of the Day . Publications with keywords: Mars . Publications with words: Mars . ... Opportunity at Santa Maria Crater . ... Intrepid Crater on Mars . ... A Dark Dune Field in Proctor Crater on Mars . ...

Ariel . ... Ariel [AIR-ee-al] is a relatively small satellite and is the brightest moon of Uranus. ... This image of Ariel shows a world pock-marked with craters. ... This image is a mercator map of Ariel. ... This image is a polar stereographic map of the southern hemisphere of Ariel. ... This image is an orthographic view of Ariel centered at -66 degrees latitude and 316 degrees longitude. ... This image of Ariel is at the same geometry of the highest resolution mosaic of Ariel taken by Voyager. ...

... Circumstellar disc of beta Pictoris: constraints on grain properties from polarization. To appear in the Astronomy & Astrophysics . abs , src , ps ] . ... Dust influx to Titan from Hyperion . ... abs ] . ... Characteristics of bulges and disks in interacting galaxies . ... Dust grains around Herbig Ae/Be stars: porous, cometary-like grains? ... To appear in the Astronomy & Astrophysics Supplement . ... Finally, Links may lead you to more options (e.g. via the LANL preprint system). ...

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . Monograph Publications . IAU Publications . ... Publications of the ASP (PASP) . ... Mercury Magazine . ... Order Mercury Issues . ... Astronomy Beat . ... Mercury Magazine Contents and Select Excerpts . ... January/February 2006 . ... Deadly Cosmic Storms, Jennifer Birriel and Ignacio Birriel . ... Sky Events, Richard Talcott . January Sky Map | February Sky Map | ...

... F. Rodionova and E. A. Kozlova . ... Sternberg State Astronomical Institute, 119899, Moscow, Russia; jeanna@sai.msu ru. ... Brown University - Vernadsky Institute Microsymposium 34, October 8-9, 2001, Moscow, Russia . ... Brown University - Vernadsky Institute Microsymposium 38, October 27-29, 2003, Moscow, Russia . ... Brown University - Vernadsky Institute Microsymposium 40, 2004, Moscow, Russia . ... 1 Sternberg State Astronomical Institute Lomonosov Moscow University, Russia; marss8@mail.ru . ...

... Laboratory for Spectroscopy of Molecular Structures . ... News . ... A new article entitled Description of optical properties of cholesteric photonic liquid crystals based on Maxwell equations and Kramers-Kronig relations has appeared in Physical Review E. Congratulations to Grigoriy Ksyonz on his first publication! . 25 th February 2013 . ... 22 nd November 2012 . ... 22 nd February 2012 . 4 th Workshop on Liquid Crystals for Photonics 2012 will take place in Hong Kong December 9-11, 2012. ...

Surface features from high-precision photometry Klaus G. Strassmeier , Leibniz-Institute for Astrophysics Potsdam (AIP) in collaboration with Igor Savanov, Thomas Granzer and John Rice 1. ... IAU GA2012, Special Session 13, August, 2012 Photometry from Antarctica (Dome C): July 2007 25cm telescope 243 hours continuous @ 98% K. G. Strassmeier, Surface features from high-precision photometry., ... IAU GA2012, Special Session 13, August, 2012 1. ...

... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Visitor list . ... Parkes radio telescope . ... Parkes | ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... What is a pulsar? ... Group . ... Parkes Pulsar Observing Wiki . ... Pulsar Groups . ... Main / . ... Nov 1, 2010 - Jan 31, 2011 . ... Dec 8 - 17, 2009 . ... Dec 13 - 23, 2006 . ... Dec 3, 2006 - Jan 5, 2007 . ... Aug 10 - Dec 7, 2006 . ... Dec 31, 2005 - Feb 1, 2006 . ...

... 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. ...

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... Armagh Planetarium . ... Universe . ... Posted on February 24, 2012 | 4 Comments Beautiful colour images of nebulae grace astronomy books and websites and have spread to mainstream culture. ... Continue Reading.. ... Hearing news like this certainly makes one sit up and pay attention, but is it is correct? ... This rock is about 9m (30ft) across, meaning that it [ ] . ... Posted on January 30, 2012 | ... Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. ...

... News . ... Tune into the Asteroid Day press conference . ... Dawn sees new surface features on giant asteroid . ... In this image from NASA's Dawn spacecraft, bright material extends out from the crater Canuleia on Vesta. ... NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta. New images and data highlight the diversity of Vesta's surface and reveal unusual geologic features, some of which were never previously seen on asteroids. ... LATEST NEWS . ...

Phobos . Mars I . Phobos [FOH-bohs] (fear) is a moon of Mars and was named after an attendant of the Roman war god Mars. ... Phobos shows striated patterns which are probably cracks caused by the impact event of the largest crater on the moon. ... The striking feature in this image is the giant Stickney crater. ... Courtesy NASA) . ... Because Phobos is only 28 by 20 kilometers (17 by 12 miles), the moon must have been nearly shattered from the force of the impact that caused the giant crater. ...

... Telescopes . ... The International Conference "Dark Ages and White Nights (Spectroscopy of the CMB)" (June 20-24, 2016) . ... The International Conference "Stars: from collapse to collapse" (October 3-7, 2016) . The traditional annual competition conference of scientific and scientific-engineering papers of the Observatory staff members . ... A session of the Dissertation Council (October 16, 2015) . ... International scientific conference "Large Optical Telescopes" (October, 10-13, 2011) . ...

... GSAOI Home . ... Picture Gallery . ... NIFS Cryostat and integration frame, as GSAOI will appear . NIFS cryostat, as GSAOI will appear . Cryostat in integration frame . Optical layout . ... Mechanical layout . ... Input beam splitter . ... Instrument integration ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . Sequence of four video frames captured at 01:05 BST at Armagh Observatory on the night of the 24/25th July 2013, showing the onset, development and demise of the sprite. ... Unlike common lightning discharges, which often jump between clouds or between the clouds and the ground, sprites are associated with similarly powerful electrical fields that occur high above the clouds of the EarthтАЩs atmosphere. ...

Home: 80-1-346, Kashirskoye shosse, 115569 Moscow Russia . ... Department of Mathematics February 1996 -- present Senior Researcher Institute for System Research Russian Academy of Sciences Moscow , Russia February -- May 1994, Visiting Researcher April -- July 1996 MPIM - Bonn, Germany November 1990 -- January 1996 Leading Researcher Institute of New Technologies Moscow , Russia September 1991 -- present Professor Higher College of Mathematics Independent University ...

... In 1995, two intermittent detector features (aka hotspots) particular to the ROSAT HRI have been noticed on the edge of the HRI field. ... To view the hotspots: . HS #1 > xdisplay "rh123456n00.qp[key=(rawx,rawy)][186:697,230:741]" HS #2 > xdisplay "rh123456n00.qp[key=(rawx,rawy)][3380:3891,297:808]" HS #3 > xdisplay "rh123456n00.qp[key=(rawx,rawy)][2753:3252,3065:3564]" OR > xexamine rh...qp[key=(rawx,rawy)] [HS #1, if present, appears as a spot in the lower left; HS #2 in the lower right.] ...

Astronomy Discussion Forums . ... Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... New Model: How Do The Sun And Moon Appear To Move Across The Sky . ... Post Message | ... focused on the Sun and the Moon as they appear from the given location of the Earth surface: . ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...