Triton . Neptune I . ... Voyager 2 images showed active geyser-like eruptions spewing nitrogen gas and dark dust particles several kilometers into the atmosphere. ... Voyager 2 obtained this color image of Neptune's large satellite Triton during its close flyby on Aug. ... The polar frosts were sublimating because Triton's orbital and rotational motion causes the sun to shine directly on the polar cap for a period of several decades during Neptune's and Triton's long austral summer. ...

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• Uranus' Moon Miranda
• Jupiter's Moon Ganymede
• Jupiter Moon Callisto

... De Breuck+ . WISH catalogue (sources in the region declination -25 to -9 degrees) . ... For each entry are listed: Name : In hhmm.s+ddmm format, A,B,C,D refer to the components of the multi-component source immediately preceding these component entries. ... This treshold is the fluxratio SI/S that is exceeded by less than 5% of the unresolved sources. b-M,b-m are in units of arcsec, PA in degrees from North, These parameters have not been deconvolved Nse : The local rms-noise level in mJy/beam. ...

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• Parkes-MIT-NRAO catalog

... The SMS program is a critical endeavor to investigate whether the predictions of standard cold dark matter cosmology are consistent with the observed matter distribution in the Milky Way halo. It is the deepest, most extended search for optically elusive dwarf satellite galaxies and tidal streams to date, covering the entire Southern hemisphere. ... However only a few dwarf satellites have been found around the Milky Way to date - 22 dwarfs compared to 500-10,000 predicted by theory (Klypin et al. ...

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• Siding Spring Survey

... A distance-limited sample of southern Wolf-Rayet stars within 3 kpc of the Sun has been observed with the Australia Telescope Compact Array at 8.64 GHz and 4.80 GHz. ... Five sources are classified as non-thermal. ... We derive mass-loss rates for the thermal sources. After combining them with all existing radio mass-loss rates of Wolf-Rayet stars in the northern and southern hemisphere, we perform a comparison with mass-loss rates derived from optical emission lines. ...

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• USNO/ATNF_VLBI
• The H 2 O southern Galactic Plane Survey (HOPS): NH 3 (1,1) and (2,2)...
• Satellite Tracking

Astronomy Picture of the Day . ... 31.05.2014 . ... Credit Copyright: James Garlick Explanation: This clear night skyscape captures the colorful glow of aurora australis , the southern lights, just outside the port city of Hobart, Tasmania, Australia, planet Earth . ... Used to receive data from spacebased Earth observing instruments, including NASA's MODIS and SeaWiFS , the station was decommissioned in 2011 and dismantled only recently, shortly after the picture was taken on April 30. ... April . ...

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• Астронет > Satellite Station and Southern Skies
• Southern Annular Eclipse
• XWare > APOD

... 2014 May 31 . Satellite Station and Southern Skies . ... Explanation: This clear night skyscape captures the colorful glow of aurora australis , the southern lights, just outside the port city of Hobart, Tasmania, Australia, planet Earth . ... Used to receive data from spacebased Earth observing instruments, including NASA's MODIS and SeaWiFS , the station was decommissioned in 2011 and dismantled only recently, shortly after the picture was taken on April 30. ... About APOD | ...

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• Titan
• APOD: 2002 April 25 - Southern Cross in Mauna Loa Skies
• Triton

... Karpachev A.T., IZMIRAN, e-mail: karp@izmiran.ru . ... The empirical median model of the shape and position of the MIT (Main Ionospheric Trough) in the Northern and Southern Hemispheres is presented. ... Geomagnetism and aeronomy, v.26, ? ... Karpachev A.T., Afonin V.V. Dependence of the ionospheric trough occurrence probability on the season, local time, longitude, and level of magnetic activity Geomagnetism and aeronomy, v.38, ? ... Karpachev A.T. Characteristics of a Ring Ionospheric Trough. ...

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• IZMIRAN: Laboratory for Physics and modeling of the ionosphere - publications -

... 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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• Los Cielos de Am , The darkest sky and the two galactic hemispheres
• Rare 360-degree Panorama of the Southern Sky*
• High Resolution HST Images of Pluto and Charon (ESO Press Release 09/94)

... The Russian TESIS/ CORONAS-PHOTON Solar Observatory, which has been working in orbit since January 30th, 2009, has photographed one of the most important events in the build up to the upcoming solar cycle - the formation of our star's new southern belt of activity. The first magnetic fields of the new cycle in the southern hemisphere appeared on the Sun's surface on May 23-24th. ... The belt of activity is one of the primary concepts, characterizing the solar cycle. ...

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• TESIS has photographed this year's most powerful solar flare
• Project's diary
• TESIS has recorded new sizeable mass ejections from the Sun's atmosphere

Ganymede . ... Ganymede Statistics . ... Hubble Finds Ozone on Jupiter's Moon Ganymede . ... Like Callisto , Ganymede is most likely composed of a rocky core with a water/ice mantle and a crust of rock and ice. ... Ganymede's mantle is most likely composed of ice and silicates, and its crust is probably a thick layer of water ice. ... Ganymede's surface is rich in water ice and Voyager and Galileo images show features which are evidence of geological and tectonic disruption of the surface in the past. ...

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• Jupiter Moon Callisto
• Titan
• Neptune

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Aurora . ... Corona . Fireballs . ... Zodiacal Light . ... The first thing to do is get acquainted with what the night sky looks like. ... The National Schools Observatory web site has very good horizon views of the sky for the current night. ... If the object is moving slowly across the sky then it may be one of the larger satellites. ... Cloudbait Observatory - October 2002 . ... October 2003 Aurora at Armagh . ...

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• Southern African Large Telescope (SALT)
• Reduction of Mutual Event Data
• Review of Financial Year 2004/2005

Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Other Galaxies . ... Telescopes and Observatories . ... Everyone loves stunning pictures of spiral galaxies,€а I have said this before and will no doubt say it again. The folks at the European Southern Observatory (ESO) know this too, and their latest public image release is a bumper set of serenely spinning spirals. ... Tweets that mention Six glorious spiral galaxies seen by the European Southern Observatory. ...

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• Comet Lovejoy is on the Way | Astronotes
• ESO: the Amazing European Southern Observatory | Astronotes
• How do galaxies form? - New discovery from European Southern Observatory |

... Keith S. Noll, Space Telescope Science Institute . ... Abstract . ... AGNs with Intermediate-mass Black Holes: Testing the Black Hole-Bulge Paradigm, Part II . ... Douglas R. Gies, Georgia State University Research Foundation . ... Increasing the Accuracy of HST Astrometry with FGS1r . ... WFPC2 Imaging of the Lockman Hole . ... HST Observations of Titan's Escaping Atmosphere in Transit and in Emission . ... Saturnian aurorae . ... GO 11967: WFPC2 Imaging of the Lockman Hole . ... Past weeks: . ...

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• NStars2A: Proper motions - the NLTT and 2MASS
• HST this week: 134
• Introduction

... W0 - Full disk W1 - NW sector, Northern Hemisphere . W2 - NE sector, Northern Hemishpere . W3 - SW sector, Southern Hemisphere . ... For more information send a mail to: info@sputnik.infospace.ru . 1997-2002 SMIS IKI RAN and SRC "PLANETA" Moscow, Russia. ...

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. The XMM-Newton website has moved to the following location: . http://www.cosmos.esa.int/web/xmm-newton

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• satvelsrc: SATellite VELocity in SouRCe direction

... Space Contents 1-2 YEAR 3-4 MONTH 5-6 DAY 7-8 BLANK 9-12 N (THE NORTHERN HEMISPHERE aa DAILY VALUE ) 13-15 BLANK 16-19 S (THE SOUTHERN HEMISPHERE aa DAILY VALUE ) 20-22 BLANK 23-26 M1 (HALF DAILY VALUE OF aa INDICES FOR THE GREENWICH DAY ) 27-29 BLANK 30-33 M2 (SECOND HALF DAILY VALUE OF aa INDICES FOR GREENWICH DAY ) 34-36 BLANK 37-38 CC_OR_K (QUIET DAYS CLASSIFICATION) 39-41 MONTHLY MEAN DATA: Loacated after the last day of the month. ...

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... Robert L. Stewart (Brigadier General, USA, Ret.) ... SPECIAL HONORS: Awarded Army Distinguished Service Medal , Defense Superior Service Medal , 2 Legion of Merit, 4 Distinguished Flying Crossed, a Bronze Star, a Meritorious Service Medal , 33 Air Medals, the Army Commendation Medal with Oak Leaf Cluster and V Device, 2 Purple Hearts, the National Defense Service Medal , the Armed Forces Expeditionary Recipient of NASA Space Flight Medal (1984 & 1985). ...

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• Astronaut Bio: William McCool 5/04
• Astronaut Bio: J. M. Linenger 8/01
• Astronaut Bio: Terrence W. Wilcutt (3/2010)

... This is the famous Orion nebula which is centered on the middle star of the sword of Orion (this is a 4th magnitude star). ... Here we present two CCD images of it. The black and white image was obtained using an ST6 Camera on a small telescope. The color image was obtained on the 48-inch telescope at Mt. ... The obtainer, Nelson Caldwell, took CCD images through Red, Green and Blue filters and later combined them to produce this image. ...

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• http://zebu.uoregon.edu/messier/m17.txt
• http://zebu.uoregon.edu/messier/m83.txt
• ESO Press Release 06/96, 16 February 1996

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Site Info . ... It is from from Voyager 1 and shows a whopping big impact crater dominating the profile of the moon. Note that Mimas is about 400 kilometers across (about 250 miles). ... The wall around the crater is 5 kilometers high, and that central peak rises 6 kilometers above the surface (many impact craters have a large central peak which is caused by a pressure rebound from the impact). ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Misconceptions

... 8, ``Celestial Mechanics'', 2002 Earth penumbra effects on AES motion taking into account the refraction and the extinction of the light in the atmosphere A. M. Fominov Institute of Applied Astronomy, St. Petersburg, Russia The perturbing acceleration F of the Artificial Earth Satellite (AES) due to the solar ... In step 1, the table of the shadow function values with the angle distances d between the solar disk and the earth disk edge may be calculated. ...

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• http://www.ipa.nw.ru/conference/2002/sovet/PS/BELETSKY.PS
• http://www.ipa.nw.ru/conference/2002/sovet/PS/KARDASH.PS