Astronotes Armagh Planetarium's Stellar Blog! ... Milky Way . ... Space Flight . ... September . ... Posted on March 4, 2016 | No Comments We live in a galaxy тАУ a star city with several hundred billion residents. Moreover, we know our Milky Way is a spiral galaxy, with prominent arms of bright young [ ] . Continue Reading.. Posted on September 3, 2015 | No Comments ItтАЩs September and the schools are back in session. ... Posted on September 9, 2013 | ...

... Tonight's Sky . ... Observing . ... solar system . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . ... Observe the Solar System . ... Get to Know the Night Sky . ... Observing springtime deep-sky objects with a large telescope . ... Get ready for the 2017 total solar eclipse! The next total solar eclipse visible from the continental United States occurs August 21, 2017. ... This will be the first total solar eclipse to cross our country in 38 years. ... November 25, 2014 . ...

... Posts tagged ?lensing? Jun 21st, 2008| 11:10 pm | ... This is my last [ArXiv] series. ... ArXiv] 3rd week, June 2008? ... Category: arXiv , MCMC | ... Category: arXiv , Galaxies , Imaging , MCMC , Physics , Spectral | ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

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... Confirm Dark Galaxy Existence . ... New evidence from NASA's Hubble Space Telescope and the Westerbork Synthesis Radio Telescope in the Netherlands has been used to rule out all but one of the ideas put forward to explain the existence of VIRGOHI 21, an intergalactic gas cloud 50 million light-years from the Earth. ... Are there more such dark galaxies out there? ... Credit: R. Minchin / Arecibo Observatory / Cardiff University / Isaac Newton Telescope / Westerbork Synthesis Radio Telescope . ...

Welcome to the Starburst and Galaxy Evolution website.

... APOD Turns Eight . ... The first APOD appeared eight years ago today, on 1995 June 16. ... In the 1960s spring came to the southern hemisphere of Neptune, the Solar System's outermost gas giant planet. ... Two Million Galaxies . ... Galaxies -- huge conglomerations of stars, gas, dust -- and mysterious dark matter are the basic building blocks of the large-scale universe. ... Spiral disks are loose conglomerations of billions of stars and diffuse gas all gravitationally orbiting a galaxy center. ...

... 2009 September 21 . Abell 370: Galaxy Cluster Gravitational Lens . ... While imaging the cluster of galaxies Abell 370, astronomers had noted an unusual arc to the right of many cluster galaxies. ... In the mid-1980s, however, better images allowed astronomers to identify the arc as a prototype of a new kind of astrophysical phenomenon -- the gravitational lens effect of entire cluster of galaxies on background galaxies. ... About APOD | ...