... Hubble Space Telescope News . ... Produce presentation images and illustrations from Hubble Space Telescope observations. ... Member of the Hubble Heritage Team, whose mission is to find and present the most beautiful images from the Hubble Space Telescope. ... Hubble News and Images . Bringing important Hubble science results to the media and the public. ... Space Telescope Science Institute (STScI) . Center of science operations for the Hubble Space Telescope and my place of employment. ...

... The remote planet Pluto and its moon Charon orbit the Sun at a mean distance of almost 6,000 million kilometres, or nearly fourty times farther out than the Earth. During a recent investigation by an international group of astronomers [1], the best picture ever of Pluto and Charon [2] was secured with the European Space Agency's Faint Object Camera at the Hubble Space Telescope (HST). ... The new HST image was taken when Charon was near its maximum elongation from Pluto (0.9 arcseconds). ...

... Highlights . ... PPTA timeline . ... Data release 2 discussion . Editing this wiki . ... Detecting and limiting the gravitational-wave background: Yardley et al. (2011) used the PPTA data sets to attempt to detect a gravitational wave background. ... Jenet et al. (2006) provided the first stringent upper bound on the gravitational wave background using the PPTA data sets. ... 2012). ... We have used the PPTA observations to develop the first major pulsar-based timescale (Hobbs et al. ...

SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

... Fit the ring around the equator and then change its inclination from 0 degrees (equatorial orbit used by geosynchronous satellites) to 28.5 degrees (space shuttle orbit) to 51.6 degrees (space station orbit) to 90 degrees (polar orbit used by spy satellites). by Rob Landis, Space Telescope Science Institute . ... With so many satellites now in orbit, it is likely that you have seen an artificial satellite zipping across the night sky. ... http://www.amsat.org/amsat/ftpsoft.html . ...

Intricately structured filaments of gas and dust compose the reflection nebula seen around the Pleiades star cluster. These multiwavelength images were presented to the American Astronomical Society meeting in San Antonio, TX on January 16, 1996. Click here for the press release text . ... The Schmidt data were processed further after this photo release; better versions are now available.] Get image: 512x512 (56k) / 1024x1024 (204k) . Pleiades Far-Infrared Heated Dust Emission . ...

... While "First Light" was achieved at the second 8.2-m VLT Unit Telescope (UT2) ahead of schedule, UT1 produced its sharpest image so far. ... It had long been ESO's intention to provide "real" names to the four VLT Unit Telescopes, to replace the current, somewhat dry and technical designations as UT1 to UT4. ... The participants were left with the impression of mounting expectations, just four weeks before the first VLT Unit Telescope, Antu (UT1), will receive the first visiting astronomers. ...

... UA SCIENTIST & TEAM DISCOVER SURFACE FEATURES COVER TITAN (Science contacts: Peter H. Smith, (602) 621-2725; Mark Lemmon, (602) 621-1485; UA Lunar and Planetary Laboratory) . Scientists for the first time have made images of the surface of Saturn 's giant, haze-shrouded moon, Titan. ... About three weeks before Cassini's first flyby of Titan, the spacecraft is to release the European Space Agency's Huygens Probe to parachute to Titan's surface. ... Upper left: hemisphere facing Saturn. ...

... A hundred years later, a handful of Tunguska-sized asteroids have been spotted by telescopes, but most remain unseen. The asteroid designated 2008 TC3 , which made the news on October 6th before colliding with the Earth on October 7th was too small to constitute a part of the "Earth impact hazard". ... 2008 TC3, for example, finally exploded in the atmosphere above Sudan . ... Wednesday, 8 October 2008 01:15 . International Year of Astronomy, Ireland National Node . ...

Within the Hubble Ultra Deep Field there are approximately 10,000 discrete objects. ... Most of these objects are very small and likely have masses in the range of 10 5 to 10 7 solar masses. Note the mass of the Milky Way galaxy is 10 12 solar masses. ... Finally, for you cosmologists/experts out there this ultra deep field is quite consistent with what was seen in the original Hubble Deep Field 5) don't necessarily have small angular diameters. ...

... Astrophysics Group . ... The 9C survey of radio sources was made with the Ryle Telescope at a frequency of 15.2 GHz and a resolution of 25ТљxТљ25Тљcosec(dec) arcsec 2 . ... Waldram, E.M., Pooley, G.G., Grainge, K.J.B., Jones, M.E., Saunders, R.D.E., Scott, P.F., Taylor, A.C., 2003, MNRAS, 342, 915 . ... Field name . ... It comprises seven fields, each delineated by boundaries in RA and Dec, together covering a total of 114.7 deg 2 for which the source catalogue is complete to ~ 10 mJy. ...

... GCN 8471 | ... TITLE: GCN CIRCULAR NUMBER: 8516 SUBJECT: GRB 081102: MASTER refind and final results DATE: 08/11/11 15:50:10 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs E. Gorbovskoy, V. Lipunov, V.Kornilov, A.Belinski, N.Shatskiy, N.Tyurina, D.Kuvshinov, P.Balanutsa Sternberg Astronomical Institute, Moscow State University A. Tlatov, A.Parkhomenko Kislovodsk Solar Station of the Pulkovo Observatory V.Krushinski, I.Zalognikh Ural State GCN Circ 8470, Lipunov et al., ...

... WISE is achieving 5sigma point source sensitivities better than 0.08, 0.11, 1, and 6 mJy in unconfused regions on the ecliptic in bands centered at wavelengths of 3.4, 4.6, 12, and 22 mum. ... The WISE All-Sky Release Source Catalog is available in compressed (gzip or bzip2) ascii form. ... Users should be aware that the Catalog table is extremely large. ... For complete documentation of the WISE All-Sky Release Source Catalog and the All-Sky Data Release, please see the Explanatory Supplement . ...

... SciSim release covered by this note . ... Data-Analysis-with-SAS in a simple and standardised way, and should allow calibration experts to re-assess the reliability of the different elements of XMM-Newton simulations. ... Also, a release of all calibration files to be used in the reduction, through the SAS, of SciSim generated data, is coordinated with this release. ... Furthermore, two SAS tasks (odffix and epicproc) had to be updated to make possible a proper SAS data reduction of simulated data. ...

OFICCIAL PRESS RELEASE . ... At S.P. Korolev Rocket and Space Corporation Energia the regular session of the Board of Chief Designers on the Russian Segment of the International Space Station (ISS) was held under the chairmanship of N.N. Sevastianov, President, General Designer of RSC Energia. ... Charge RSC Energia (N.N. Sevastianov) with submitting this decision to the Federal Space Agency and higher-level state structures. ... Official WEB-site of S.P.Korolev RSC Energia . ...

... Polish scientists at the Space Research Centre, Polish Academy of Sciences, in Wroclaw, south-west Poland, have constructed an instrument called SphinX (short for Solar PHotometer In X-rays), which is an X-ray spectrophotometer, that will obtain spectra in the energy range 0.5--15 keV in 256 energy channels with frequency of up to 100 times a second. ... SphinX is part of a package of instruments known as TESIS (PI Prof. Sergei Kuzin, Lebedev Institute, Moscow). ... Space Research Centre, . ...

... Tonight's Sky . ... The Magazine . News . Observing . ... Magazine . ... Press Room . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Press Releases . ... Astronomy magazine editors are here to help enrich media and blogger coverage of meteor showers, space missions, and night-sky events. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Camera (cold) going up to observing level for insertion into Telescope using the handling tool (blue). July 2007 . image: VISTA_IR_Camera_to_Telescope_2.JPG . ... Camera being moved from its stand in the lower floor of the Enclosure below the Azimuth floor, using the handling tool (blue). image: remove camera from stand.jpg . ... Camera inside the upper part of the enclosure after being lifted up to the Azimuth floor on its handling tool (blue). image: camera reaches az floor.jpg . ...

... Updates include additions, corrections, discoveries, and format alterations. ... Official Last Updated Type of Changes -------- ------------ --------------- for.you When Released prince When Released dirty.mind When Released controversy When Released 1999 August 14, 1993 Added flipsides purple.rain August 14, 1993 Added flipsides around.the.world.in.a.day When Released parade August 14, 1993 15+ Corrections sign.o.the.times When Released black.album When ...

Astronomy Picture of the Day . M81: A Bulging Spiral Galaxy . ... The blue regions in this picture - representing ultraviolet light - highlight regions of bright young stars and star formation and appear rare than in M74 and M33. The red regions - representing the visible light - show a large population of older, less massive stars. Ancient Cratered Plains on Ganymede . ... M74: A Grand Design Spiral Galaxy . ... The spiral galaxy M33 is a mid-sized member of our Local Group of galaxies. ...