Astronomy Picture of the Day . The Large and Small of M87 . ... 16.02.1999 . ... February 1999 . ... 1999 2000 . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ... Publications with keywords: M 87 - radio - jet - M 8 . Publications with words: M 87 - radio - jet - M 8 . ... M8: The Lagoon Nebula . M87: Elliptical Galaxy with Jet . The Lagoon Nebula from GigaGalaxy Zoom . ... The Lagoon Nebula in Gas, Dust, and Stars . ...

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• VB 10: A Large Planet Orbiting a Small Star
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... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

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• ESO - The European ELT
• ESO - Large Programmes since Period 65
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... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 October 21 . Mimas: Small Moon with a Big Crater . Image Credit: Cassini Imaging Team , ISS , JPL , ESA , NASA ; Digital Processing: Supportstorm . ... What remains is one of the largest impact craters on one of Saturn 's smallest moons. ... Follow APOD on: Facebook , Google Plus , or Twitter . ... About APOD | ...

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• APOD: October 14, 1995 - Rhea: Saturn's Second Largest Moon
• APOD: October 20, 1998 - Infrared Uranus
• APOD: 2015 October 26 - Charon and the Small Moons of Pluto

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . ... HI in Elliptical Galaxies . ... Next Section: HI in small elliptical . ... Several properties of elliptical galaxies appear to change at an absolute magnitude around M Large elliptical galaxies (defined here as those with M brighter than -19) are usually dominated by an old stellar population (e.g. Bressan et al. 1996), and have most of their gas in a hot X-ray corona (Forman et al. ...

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• Bright prospects: Comparing the H Survey with large-scale radio continuum
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... The TRACE images may be used without restrictions in publications of any kind. ... These two images, taken on 18 November 2000 at 15:54UT and 16:11UT, respectively, show such an event: the red circle in the image to the left shows a region where many loops are cooling, with bright loop tops (the intensity scales with the square root of the image to reduce the dynamic range). ... See also a collection of images related to the Sun, other cool stars, and solar-terrestrial effects . ... Images | ...

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• APOD: 2000 October 23 - Dwarf Elliptical Galaxy NGC 205 in the Local Group
• Jupiter Moon Callisto
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... Earth is the tiny spot between Jupiter and the Sun). ... Distance Radius Mass Name Orbits (000 km) (km) (kg) --------- ------- -------- ------- ------- Sun 697000 1.99e30 Jupiter Sun 778000 71492 1.90e27 Saturn Sun 1429000 60268 5.69e26 Uranus Sun 2870990 25559 8.69e25 * Neptune Sun 4504300 24764 1.02e26 * Earth Sun 149600 6378 5.98e24 Venus Sun 108200 6052 4.87e24 Mars Sun 227940 3398 6.42e23 Ganymede Jupiter 1070 2631 1.48e23 + Titan ... Extrema .. ...

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We present an exhaustive quantitative comparison of all the known extinction curves in the Small and Large Magellanic Clouds (SMC and LMC) with our understanding of the general behavior of Milky Way extinction curves. ... The near-infrared extinction curves are calculated mainly from 2MASS photometry supplemented with DENIS and new JHK photometry. ... This result strengthens the picture dust extinction curves exhibit of a continuum of properties between those found in the Milky Way and the SMC bar. ...

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Galactic Wind Shells and High Redshift Radio Galaxies . ... M.Krause . Astronomy & Astrophysics, v.436, 845-851 . Very Light Jets II: Bipolar large scale simulations in King atmospheres [small version] . ... Simulations of Astrophysical Jets in Dense Environments . M.Krause, V.Gaibler & M.Camenzind . in: High Performance Computing in Science and Engeneering '05 eds.: E.Krause, W.J ger & M.Resch. ... M.Krause & M.Camenzind . ... Martin Krause & Paul Alexander . ... Martin Krause . ...

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• Astrophysics Group AMI Local Resources
• Emily Curtis
• Astrophysics Group Arcminute Microkelvin Imager

Next: *imcopy* - Compress an Up: Image Manipulation Previous: Image Manipulation . input file: rp90_a.imh . ... xr> images # need this package im> imcopy rp90_a[200:263,282:345] rp90_aa # extract 64x64 region from .imh file rp90_a[200:263,282:345]-->rp90_aa . ... As an example we make an input file for the smoothing task which needs small arrays or it takes too long to run. im> imcopy xdata$rp110590.qp[6830:7029,9290:9489] rp90_ab.imh # extract 200x200 region from the .qp file . ...

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• To compress and display a large (e.g. ROSAT) image
• Are smaller wheels faster?

... Its optical telescopes ? the Europe's largest telescope of the mirror diameter 6 m BTA (Big Telescope Azimuthal) Medium-Size telescope of the mirror diameter 1 m ( Zeiss-1000 ) and the small telescope of the mirror diameter 0.6 m (Zeiss-600) ? are at the altitude 2100 m above sea level 17 km away from the settlement Nizhnij Arkhyz. ... Nizhnij Arkhyz . SAO staff members live in the settlement Nizhnij Arkhyz at a distance of 25 km to the southward of stanitsa Zelenchukskaya. ...

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• Events archive
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M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

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• Low Surface Brightness Galaxy Gallery
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You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can?t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

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• Astronomy articles, forums, listings, and other resources about Astronomy.
• Observational Stellar Astronomy - an Astronomy Net Article

... A team of Japanese scientists including Armagh astronomer Dr David Asher have announced the discovery of the second largest known Earth-crossing asteroid. The group is based at the new Japanese Spaceguard Centre at Bisei, west of Osaka. ... The subsequent tracking and orbit determination was assisted by Armagh asteroid expert David Asher, who is currently visiting Japan to help in the setting up of the new Spaceguard Centre funded by the Japanese government. ...

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• Why Asteroid 2008 TC3 Represents a Landmark - Dr David Asher, from Armagh
• Light Pollution at Armagh Observatory
• Armagh Observatory

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

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• Seminars
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... Dnepr launch record 17 August 2011. Cluster Launch of Dnepr LV 22 August 2013 KOMPSAT-5 Launch 21 November 2013. Dnepr Cluster Mission 2013 19 June 2014. ... Mission profile SHM configuration Reliability Dnepr LV Performance Launch Sites . ... The launch vehicle is steam ejected from its Transport and Launch Canister (TLC) by means of hot gases of black powder gas generator. ... Activation of black powder gas generator . ... Separation of black powder gas generator . ... Dnepr LV Performance . ...

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... Moon . ... Science Fiction . UFOs and Fringe Science . ... April . ... March . ... Posted on April 19, 2012 | 4 Comments ItтАЩs the end of the world as we know it?.or maybe not. ... Continue Reading.. ... 20 Comments Three years later after the first men walked on the Moon, the Apollo 16 mission, launched 16 April 1972 ,?а landed men on the moon successfully for the fifth time [ ] . ... Posted on March 29, 2012 | ... 23 Comments How big is the largest known star? ...

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• Astronotes | Armagh Planetarium's astronomy news from across the Universe -
• Other Galaxies | Astronotes - Part 2
• galaxies | Astronotes - Part 3

The small solids. Asteroids or the small planetes . ... The comets. ... Ceneca the Young.Procuring about the nature.63 y. The comet is a celestial body of a great size, but a rare one... transparent. Sometimes there seen a core and the medium forms a kind of a tail, beard or dishevelled looks. ... The core is an ice body - conglomeration of frosted gas and dust. ... The comet state is variable: ones have the con tails, others the dust tails, and the third have both. ... Meteors and meteorites. ...

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Presented on Tuesday, January 7, 2003 . We construct a detailed longitude-velocity diagram through the actual midplane of the Galactic H I disk. The Galactic midplane definition is based on single-dish sky surveys, and the detailed l-v slice ( Fig. 1 ) is extracted from the Canadian Galactic Plane Survey ( CGPS ; Taylor et al. 2003 ). ... Note: other slices offset from this one were not shown in the AAS poster for lack of space, but they are available here . ...

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• The Large Magellanic Cloud
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• Big Green Car Photoshop Wizardry

Our publications in 2004 year Kniazev, Alexei Y.; Grebel, Eva K.; Pustilnik, Simon A.; Pramskij, Alexander G.; Kniazeva, Tamara F.; Prada, Francisco; Harbeck, Daniel . ... 704-727 (02/2004) . Kniazev, A. Y.; Grebel, E. K.; Pramskij, A. G.; Pustilnik, S. A. American Astronomical Society Meeting 204, #80.06 (05/2004) . Pustilnik, S.; Kniazev, A.; Pramskij, A.; Izotov, Y.; Foltz, C.; Brosch, N.; Martin, J.-M.; Ugryumov, A. Astronomy and Astrophysics, v.419, p.469-484 (05/2004) . ... 419.. ...

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• The Large Bright Quasar Survey.
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home publications > mercury . ... A Titan-ic Mission . ... Saturn's moon Titan seems like the stuff of science fiction, but it really exists, out there in the distant reaches of our own Solar System. ... Ringed Saturn, heavily veiled by the thick atmosphere of this small world, hangs low and huge in the sky. ... But under that heavy atmosphere, planetary scientists believe an exotic world awaits our discovery [see "Saturn and Titan on the Eve of Cassini-Huygens," September/October, p. 10]. ...

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• ASP: Eclipse Watching: Making a Solar Filter
• ASP: Astronomy in the News
• ASP: Guest Observer