Astronomy Picture of the Day . ... This pretty open cluster of stars, M34, is about the size of the Full Moon on the sky. Easy to appreciate in small telescopes, it lies some 1,800 light-years away in the constellation Perseus. At that distance, M34 physically spans about 15 light-years. ... Night Launch of the Space Shuttle Endeavour . ... Hong Kong Sky . ... Dust Storm on Mars . ... What is this strange object? ... Mars, on the far upper left, is the brightest object in the above picture. ...

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... 2000 August 4 . M15: Dense Globular Star Cluster . ... In fact, only 40,000 light-years away in the constellation Pegasus, M15 is one of the most densely packed globular star clusters in our Milky Way Galaxy. This stunning Hubble Space Telescope image of M15 shows thousands of individual stars across the central 10 or so light-years of the cluster, also cataloged as NGC 7078. ... Globular star clusters harbor from a hundred thousand up to a million stars and roam the Milky Way halo. ...

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• IBIS Gallery
• APOD: August 7, 1998 - M65 Without Moth
• APOD: 2000 August 30 - The Brown Dwarfs of Orions Trapezium

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. August 21, 1998 . A Massive Cluster In A Young Universe . ... Explanation: Conventional theories suggest that this cluster of galaxies should not exist . ... One explanation for this cluster's presence is that the Universe we live in is not massive enough to eventually halt its expansion - contradicting some current standard views of cosmology . ...

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• APOD: 2012 August 19 - M72: A Globular Cluster of Stars
• APOD: 2009 August 7 - The Star Clusters of NGC 1313
• APOD: 2001 August 23 - Distortion from a Distant Cluster

Most of these images were obtained by Mike Bessell, Michelle Buxton, Hwankyung Sung, Ralph Sutherland and Bob Watson at SSO using a 2Kx2K Site CCD behind a Nikon or Hasselblad lens or directly on the 1m telescope. A few images are from the Hubble Space Telescope. Some of the M42 images were obtained with the KPNO 1m and ESO NTT telescope. One image is a mosaic of IRAS images. ... Details of the CCD imaging program at MSSSO. ... antenna.jpg (53KB) . ... ngc6744.jpg (59KB) . ...

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• Gemini NIFS Picture Gallery.

... 50 Weirdest Objects . ... Get to Know the Night Sky . ... Picture of the Day . ... Observing springtime deep-sky objects with a large telescope . ... How can the Hubble Space Telescope (HST) take pictures of objects light-years away but not get a good picture of Pluto? ... At its distance, it subtends a smaller angle on the sky than does a galaxy at a distance of billions of light-years. Get instant access to subscriber content on Astronomy.com! ... Get full access to StarDome PLUS . ...

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• Hubble views an old and mysterious cluster | Astronomy.com
• Hubble and the light-year | Astronomy.com
• Hubble unveils image of NGC 2074 | Astronomy.com

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to E-ELT Armazones . ... Survey Telescopes . ... Galaxy Clusters . ... Star Clusters . ... Stars@ESO . ... ESO Science Newsletter . ... Catch a Star 2013 . Catch a Star 2011 . ... The star cluster, known as NGC 3293, would have been just a cloud of gas and dust itself about ten million years ago, but as stars began to form it became the bright group we see here. ...

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• The composition of a star that should not exist | ESO
• Around the Cat's Paw Nebula | ESO
• The hidden fires of the Flame Nebula* | ESO

... The HDF Project. ... How to obtain the data catalogs. Observing logs and ancillary information. Technical information on the data reduction pipeline. Technical information on image registration and combination. Technical information on source detection and photometry. HDF Clearinghouse -- followup observations and analysis. ... Hubble Deep Field Academy -- Educational Resource for Middle School students . Hubble Deep Field South The Space Telescope Science Institute home page . ...

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• Hubble Space Telescope
• KPNO IRIM Observations of the Hubble Deep Field
• MSNBC, 23 March 1998

The AstroGuide . ... Home | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . Hubble.site, the official online home of NASA's Hubble Space Telescope, has spectacular pictures, news about Hubble discoveries, telescope facts, astronomy education resources, and games. ... 410) 338-4444 . ... Web Site . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Eagle Eye Pictures, AstroGuide Listing

... We can help students grasp the significance of Hubble's extremely keen eye, and learn a bit about angles and math in the process, with the following in-class activity. ... Looking through binoculars or telescopes allows us to magnify a small section of the sky. To measure sizes or distances in that small section, astronomers divide a degree into 60 smaller pieces called arcminutes, and further subdivide minutes into 60 smaller sections called arcseconds. ... 30 feet = . ... 36 seconds . ...

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• ASP: Making Your Own Astronomical Camera
• ASP: Star Science in the Autumn Sky
• ASP: Picture an Astronomer

... STScI-PRC95-45a CRUCIBLE OF CREATION: PANORAMIC HUBBLE MOSAIC ZOOMS IN ON MAELSTROM OF STAR BIRTH This spectacular color panorama of the center the Orion nebula is one of the largest pictures ever assembled from individual images taken with NASA's Hubble Space Telescope. ... Though this 2.5 light-years wide view is still a small portion of the entire nebula, it includes almost all of the light from the bright glowing clouds of gas and a star cluster associated with the nebula. ...

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• The Pleiades

... The Power of ALMA : revealing the initial conditions for cluster formation . ... Two images of the dust continuum emission toward a very cold, dense molecular cloud that sits close to the centre of our Galaxy. ... The right image shows the low angular resolution data obtained with the JCMT, while the left image shows the remarkable improvement in angular resolution and sensitivity provide by Atacama Large Millimeter/submillimeter Array (ALMA). ... today * ATNF | ...

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Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... Monthly Sky Notes . ... By admin October 1, 2010 Posted in: Stars . A sky of blazing stars (Image Credit: NASA/ESA) . Imagine that once the Sun sets, rather than a dark sky sprinkled with a few thousand dim stars, we had a sky blazing with ten thousand or so stars blazing brighter than Venus. ... Planets orbiting stars in the NGC 3603 Young Cluster would experience just such a sky. ...

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• Hubble Space Telescope sees into Omega Centauri's future | Astronotes
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -
• HST | Astronotes - Part 4

... August Solar Eclipse Report: Thursday 11 September 2008 . ... Dr Fosbury is head of the section in the European Space Agency (ESA) as part of ESA's collaboration with NASA on the Hubble Space Telescope (HST) project at ST-ECF . ... The lecture is entitled "Astronomy today and the role played by the Hubble Space Telescope". ... Tuesday, 16 September 2008 00:44 . International Year of Astronomy, Ireland National Node . ...

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• August Solar Eclipse Report: Thursday 11 September 2008 | International Year of

Four spacecraft: INTERBALL Tail probe (IB_TAIL), CLUSTER II (ESA/NASA), POLAR(NASA/ISAS), GEOTAIL (NASA) are considered. ... four spacecraft . ... INTERBALL . ... IB_TAIL) . ... NASA) . GEOTAIL . NASA, ISAS) . The four spacecraft . ... Modified 28 August 2000 . ... INTERBALL mission | ...

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• Misc Planetary Picture List
• Campaign 2, August 2000 (continue)
• Saturn Picture List

Stellar Clusters are very useful laboratories for empirically studying stellar evolution. ... All cluster stars are at the same distance . All cluster stars have the same physical age . ... CM diagram Young Cluster In this case we see the Main Sequence fully represented. The blue dots represent massive stars with short main sequence lifetimes. ... Thus, identifying the most massive star which is still on the main sequence is an effective means of determining the age of a stellar cluster. ...

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• The Galaxy Gallery Page IX: Clusters of Galaxies
• The Galaxy Gallery: Messier Objects

Four spacecraft: INTERBALL Tail probe (IB_TAIL), MAGION 5 (IB_MAG5), POLAR(NASA/ISAS), GEOTAIL (NASA) are considered. ... FSP criteria | FSP ASCII file | ... FSP time intervals . ... Magnetic local time . Magnetic conjugations . ASCII files : . ... The mulisatellites conjugations : . The FSP3 time intervals : . The FSP polar diagram . Last modified 10 April 2000 . ... IKI RAN | SSC IKI RAN | INTERBALL mission | ...

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• Campaign 2, August 1998 (continue)
• Campaign 2, August 1998
• Campaign 2, October 2000

... Bad Astronomy . Misconceptions . ... I have a fun video on how to stand an egg on end on my blog at Discover Magazine . ... At the end of the show, one of the characters looks up the words "egg" and "equinox" on the web... and says it sent him to "thingsthatarewrong.com". ... Bad Astronomy : Only on the day of the Vernal (spring) Equinox, can you stand a raw egg on its end. Good astronomy : If you can stand a raw egg on end, it has nothing to do with the Equinox. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy
• Phil Plait's Bad Astronomy: Info
• Phil Plait's Bad Astronomy: Bad News

... Astronomy and Astrophotography - amateur tips and ideas from personal experience. ... CNES : CLEMENTINE data Server - Access to 1.8 million lunar images . ... Astrofili on the Web - Dr. Fabio Marino's CCD images and links. Astronomical Images - Deep-sky astronomical photographs. ... Astronomy Page - collection of amateur astrophotographs, along with observatory and Hubble images. ... Igor's Astronomy Page - with thumbnail links to images from observatories, including the Hubble Space Telescope. ...

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• Pictures From the CLUB

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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• Conference Pictures

... Home page . A Perl module to calculate cosmological distances, volumes, and times. v0.90 of the Astro::Cosmology module: Astro-Cosmology-0.90.tar.gz (20 kb). ... Astro::Cosmology . ... code . GIF . EPS . ... Kantowski Thomas 2001 astro-ph/0011176 . ... August 04 2001 . Released v0.90 of Astro::Cosmology . ... Added v0.51 of the PDL Astro package. This is only of interest if you have a lot of scripts that use PDL::Astro::Cosmology and want to find them, but still have them work. ...

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• The galaxy M100
• The AstroStat Slog Blog Archive The Big Picture
• The AstroStat Slog Big Picture