... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2016 February 15 . White Rock Fingers on Mars . Image Credit: THEMIS , Mars Odyssey Team, ASU , JPL , NASA . Explanation: What caused this unusual light rock formation on Mars? ... The stark contrast between the rocks and the surrounding sand is compounded by the unusual darkness of the sand. ... About APOD | ...

... February 3, 1998 . A Magellanic Mural . ... Explanation: Two galaxies stand out to casual observers in Earth's Southern Hemisphere : the Large Magellanic Cloud (LMC) and the Small Magellanic Cloud (SMC). ... Recent observations of the LMC (on the left) have determined that it is on a nearly circular orbit around our Galaxy, and have even helped in the determination of the composition of dark matter in our Galaxy . ... About APOD > . ...

... Credit Copyright: Sergei Makurin Explanation: You may have heard of the Seven Sisters in the sky, but have you heard about the Seven Strong Men on the ground? Located just west of the Ural Mountains , the unusual Manpupuner rock formations are one of the Seven Wonders of Russia . ... NASA Web Site Statements, Warnings, and Disclaimers . ... Publications with keywords: Milky Way - rocks . Publications with words: Milky Way - rocks . ... Southern Craters and Galaxies . ...

... 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 . ... February 2006 resources . FROM THE February 2006 ISSUE . ... 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 . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Moon . Planets . ... Monthly Sky Notes . ... February . ... The ringed planet will be quite bright, but unlike Jupiter it will not be the brightest point of light in the sky, this accolade will return to Sirius which is the brightest star in our night sky in the constellation of Canis Major. ... Seven days later on February 18, the Moon will be in its full Moon phase. ... Tweets that mention Wonders of the February Night Sky | ... Astronotes . ...

Many intermediate-age star clusters in the Magellanic Clouds exhibit very unusual features in their colour-magnitude diagrams that suggest they may have formed their stars over periods spanning hundreds of millions of years per cluster. ... Nonetheless, this interpretation is enticing in the context of the formation of ancient globular clusters, which almost always exhibit puzzling abundance patterns that apparently require multiple episodes of star formation to explain. ...

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . Monograph Publications . IAU Publications . ... Publications of the ASP (PASP) . ... Astronomy Beat . ... Mercury Magazine Contents . ... January/February 2000 . ... A Partner-Approach to Astronomy Education: Project ASTRO the Tucson Way, Ginny Beal (with a brief history of the Project by Andrew Fraknoi) . ... Discover the International Astronomical Union, Johannes Andersen . ...

... gradients dependencies on solar wind parameters and IMF; . ... fate of thermal plasma at the dayside magnetopause. velocity-dispersed injections of the thermal and superthermal ions from LLBL at cusp and cleft (lowest energy VDIS-2 events); . ... outer cusp processes, role of outer cusp indentation, plasma entry (laminar reconnection, turbulent diffusion, others), role of turbulent boundary layer; . how is the magnetosheath plasma heated near magnetopause and cusp? . ... cusp/cleft wave emissions. ...

... Life, the Universe and Everything - well, "The Universe" at least . ... The Irish Astronomical Association will hold its next lecture for IYA2009 on Wednesday 4 February , at 7.30 p.m., in the Bell Lecture Theatre, Physics Building, Queen's University Belfast. Dr. Fiona McGroarty (QUB) will give a public lecture entitled " Star Formation: How well do we understand it? ... Tuesday, 3 February 2009 18:41 . International Year of Astronomy, Ireland National Node . ...

... HST . WF/PC-1 Instrument Science Reports . ... Missions . ... Data . ... Annual Reports . ... Hubble Heritage Project . Future Missions and . ... Missions Office . ... HST Peer Review Process . Hubble Fellowships . Science Blog . ... HST Overview . Overview . ... Servicing Missions . ... Cycle 24 Announcement . Cycle 23 Results . ... Mid Cycle Submission . ... Phase II Cycle 23 . ... Reporting Problems . Retrieving HST Data . ... HST Science Year in Review . ...

... Laboratory and theoretical modelling of the UV bump on the interstellar extinction curve is a very popular topic in dusty investigations. ... feature is illustrated by Fig. 10 where the profiles were calculated using the model of graphite spheres. Figure 10: Normalized extinction efficiencies for graphite spheres. ... The lower panel shows the summary extinction of two graphite spheres with radii and (from upper panel) taken in equal proportions. ...

15m) Baerbel Koribalski (ATNF) "The HIPASS Bright Galaxy Survey" . ... 15m) Stuart Ryder (AAO) "HIPASS J0731-69: A New Tidal Feature in the NGC 2442 Group" . ... 15m) Meryl Waugh (U.Melbourne) "The Fornax Region: Searching for Clusters in HIPASS" . ... 15m) Martin Zwaan (U.Melbourne) "Constaints on the Space Density of Intragroup HI Clouds" . ... 15m) Lister Staveley-Smith (ATNF) "Mapping the Magellanic Stream" . ... 15m) Joss Bland-Hawthorn (AAO) "HIPASS HI clouds and the metagalactic UV field" . ...

... 8 February , 2014 SAI seminar (Ryde et al 2010) 5 Thermal emission from GRB jet progenitor observer photon jet Photosphere (=1) · · · · Photons are not produced at the photosphere We have to calculate radiative transfer We need to know where the photons are produced We construct the expression for effective optical depth in relativistic flow considering random walk process in relativistic flow SAI seminar 6 8 ... 8 February, 2014 SAI seminar 28 ...

... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... ESO . ... Survey Telescopes . ... ESO Supernova . ... Star Clusters . ... Stars@ESO . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... ESO 1-metre Schmidt telescope . ... Future Projects . ... This NASA/ESA Hubble Space Telescope image shows the positions of the past, present and predicted future appearances of the Refsdal supernova behind the galaxy cluster€а MACS J1149+2223 . ...

... Here are a few features of the tweets from the 221st meeting of the American Astronmical Society . ... The retweet numbers are close to the values that Twitter has for the tweets, which means that I can't have messed up too much (I wouldn't expect perfect agreement since Twitter does not guarantee that any search will return all matching tweets). The most re-tweeted accounts. ... Number of re-tweets . ... The number of tweets used in this analysis is and the graph accounts for of this total. ...

The Russian Parliament will soon consider a bill that would restructure the Russian space program, 35 years after the launch оf Sputnik. ... But the legislation's most striking and controversial feature is a provision that would ban testing and deployment оf space weapons ? including anti-satellite weapons and space-based missile interceptors. ... A draft bill was written by a group of experts within the Moscow Space Club, several of whom now work on space issues with the Russian Parliament. ...

... MAO main . Info . Fw: e-EPS | Facts and Info from the European Physical Society | February 2014 . ... Sent: Thursday, February 27, 2014 11:23 PM . ... European Physical Society [EPS] Historic Site as the birthplace of atomic . ... The European Physical Society [EPS] has the pleasure to announce that the . ... Published by the European Physical Society . ... Board Categories MAO main - Info - MAO - news - Flame Technical - Technical Support(Forum)(пўпµя…пїпѕпґпґпµяЂп¶пєп°(п¤пѕяЂяѓпј)) . ...

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... Pre-university education . ... On March 16 a meeting with Raymond Murphy - the author of the world famous series of English grammar textbooks: English Grammar in Use and Essential Grammar in Use took place in Samara State Aerospace University within the framework of the conference Peculiarities of grammatical skills formation in various stages of English language teaching (Innovative Approaches to ELT). ... The textbook of Raymond Murphy is a practical guide to learning English as a foreign language...

... S.P. Korolev RSC Energia, Korolev, Moscow Region . S.P. Korolev Rocket and Space Corporation Energia continues to carry out training sessions under the International Space Station (ISS) sixteenth Visiting Crew (VC-16) Training Program. The Corporation specialists familiarized space flight participant Charles Simonyi (US citizen) and his backup Esther Dyson (US citizen) with the specific features of video-and photographic equipment they would have to use onboard the ISS Russian Segment. ...