... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2003 August 26 . Earth Webcam Catches Mars Rotation . ... Tonight and over the next few days, when Mars is at its closest approach to Earth in nearly 60,000 years, you might get your best view ever of our planetary neighbor. ... In reality, one full Martian rotation -- a Martian day -- is only about 40 minutes longer than an Earth day. ...

Astronomy Picture of the Day . ... Tonight and over the next few days, when Mars is at its closest approach to Earth in nearly 60,000 years, you might get your best view ever of our planetary neighbor. Please, though, don't expect to see this much structure , or expect to see Mars rotate so much in so brief a period. ... In reality, one full Martian rotation -- a Martian day -- is only about 40 minutes longer than an Earth day. ... Publications with keywords: Mars . ... Victoria Crater on Mars . ...

... 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). ...

... 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. ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... The Perseid meteor shower, which this year peaked around midnight on the evening of August 12th, will continue at a low rate until around August 24th. ... Video clips in AVI and mp4 formats of some of the brightest Perseid meteors detected by the ObservatoryтАЩs cameras together with an image illustrating the parallel tracks in space of the Perseid meteors detected at Armagh can be found here . ...

Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 20 - 26.08.2012, Forecast on 27.08 - 03.09.2012, Carrington Rotation 2127 (15,04.08.2012) SUNSPOT ACTIVITY OF THE SUN REMAINED AT THE AVERAGE LEVEL. ... ON THE VISIBLE SOLAR DISK CONSTANTLY THERE WERE 4-5 SUNSPOT GROUPS ONE OF WHICH, APPEARING ON THE VISIBLE SOLAR DISK ON AUGUST 25, AVERAGE SIZES. NEXT WEEK THE LEVEL OF SUNSPOT ACTIVITY IS EXPECTED TO BE AVERAGE. ... FLARE ACTIVITY WAS ON THE LOW LEVEL IN ALL DAYS. ...

ATNF Home . About ATNF . ... About ATNF overview . News | ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Information & tools for observers . ... Australia Telescope Online Archive (ATOA) . ... ATCA | ... Australia Telescope 20GHz Survey . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ...

... I.A.Dynnikov, Three-page approach to knot theory. ... Universal semigroup, Funktsional'nyi Analiz I Prilozhenija, 34 (2000), no.1, 29-40 (Russian); English translation in Functional Analysis and Its Appl. 34 (2000), no.1, 24-32. I.A.Dynnikov, Finitely presented groups and semigroups in knot theory. ... Math. 2000, no. ... English translation: Russian Math. ... A.Vershik, Numerical invariants of exponential groups, and a locally free approximation of braid groups (in Russian), Zapiski Nauchn. ...

... 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 ...

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . Books . ASP Conference Series . Monograph Publications . IAU Publications . Books of Note . ... Publications of the ASP (PASP) . ... Mercury Magazine . ... Order Mercury Issues . Mercury Advertising Rates . ... ASP E-mail Newsletters . ... Astronomy Beat . ... Mercury Magazine Contents . ... July/August 2001 . ... Surveying Our Home Galaxy . ... Annals of Astronomy, Clifford J. Cunningham . ...

... Watchouts . ... Help . It has been found by several PN exposures that the event list corresponding to a certain quadrant (3 contiguous CCDs) is truncated. This makes one (or more) quadrant(s) to appear fainter even in exposure corrrected images. ... It has been found that it was present only for some of the SAS versions in the past. SAS 6.5 is definitively affected. ... It follows a complete list of the affected exposures up to revolution 1051: . ... Pages maintained by SAS librarian . ...

... Science . ... Science Users Information > Science Publications > Archive of the ESO Enews > ESO-Enews #10: August 2008 . ... APEX . ... Phase 1 Proposals . ... Data Handling and Products . ... Science Data Products Forum . ... The Call for Proposals for observations at ESO telescopes during Period 83 (1 April 2009 - 30 September 2009) has been released. ... The full Call for Proposals and the ESOFORM electronic submission package can be obtained at http://www.eso.org/observing/proposals/index.html ....

... Magnetic storms online . ... Geomagnetic activity forecast . ... August : 2015 . ... No magnetic storm is expected . From 2 August 2015 to 28 August 2015 the following magnetic storms and disturbances are expected: . August 10, 2015 geomagnetic storm of level G1 (minor) . August 28, 2015 geomagnetic disturbances . ... August 06, 2015 geomagnetic disturbances 2 August 2015 - 28 August 2015 . 01.08.2015 . ... Probability of a magnetic storm . ... Probability of a strong magnetic storm . ...

... ISC Kosmotras . ... Comments, Opinions Publications Dnepr Program . Dnepr launch record 17 August 2011. ... The success of PICARD launch re enforces our high level of appreciation of the quality of the DNEPR launcher and of the professionalism and efficiency of ISC Kosmotras. ... The distinguishing feature of the THEOS launch by a converted SS-18 ICBM (Dnepr LV) is that it was the first ISC Kosmotras mission from the Yasny launch site that headed southward to its Sun-synchronous target orbit. ...

Title: A Dark-Matter Spike at the Galactic Center? Authors: Piero Ullio , HongSheng Zhao , Marc Kamionkowski . ... Title: The Galaxy Environment of Quasars in the Clowes-Campusano Large Quasar Group at z~1.3 . ... Title: The Galaxy Environment of a Quasar at z=1.226: A Possible Cluster Merger . ... 16 matches for the search pattern galaxy environment . The URL for this page is: http://xxx.itep.ru/find/astro-ph/1/galaxy+environment/0/1/0/past,all/0/0 www-admin@xxx.lanl.gov ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Local Group . ... Why do sunspots appear in groups? ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... This year SSAU provides 1429 state-funded places for admission in all kinds and directions of educational programs. ... In addition, SSAU Admission Committee notes the substantial increase in interest from the foreign applicants this year. The number of applications from foreign countries has already surpassed last year's totals - 76 applications. Based on the experience of admission campaigns of previous years, SSAU expects summer 2014 to enrol about 150 foreign students in the university. ...

... 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. ...

... With information provided by the applicant, references may submit a Reference Report Form via FastLane; reference reports may also be submitted via postal mail. ... electronic mail: felapp@nsf.gov . ... If your browser does not automatically launch the Microsoft Word 97 on-line form, a message will appear to prompt you to save the Word file to a local disk drive. b. Information via E-Mail: You can have the Guidelines for Submission of Applications and application forms sent to you via electronic...

... Space Research Institute . ... Auroral Probe Instrument List . Tail Probe Instrument List . ... MAGION-5 Operation on Orbit . ... Organizational Diagram of Data Processing in the INTERBALL Project . INTERBALL Data at IKI Solar-Terrestrial Data Archive . ... Attitude . Auxiliary Data . ... Attitude data files . ... Orbit data files . ... Magion-4 Sessions List (1995-1997) We provide authorized access to the instrument data. ... Interball publications list 1995-2001 ( PDF ) . ...