... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2015 August 17 . Andromeda Rising over the Alps . ... Explanation: Have you ever seen the Andromeda galaxy? ... The featured image captured Andromeda rising above the Italian Alps last month. ... Follow APOD on: Facebook , Google Plus , or Twitter . ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

... Hoags Object: A Strange Ring Galaxy . ... Credit Copyright: R. Lucas ( STScI / AURA ), Hubble Heritage Team , NASA Explanation: Is this one galaxy or two? ... How Hoag's Object formed remains unknown, although similar objects have now been identified and collectively labeled as a form of ring galaxy . ... The above photo taken by the Hubble Space Telescope in July 2001 revealed unprecedented details of Hoag's Object. ... July . ... July 2013 . ... The Double Ring Galaxies of Arp 147 from Hubble . ...

... These Frontier Fields will combine the power of HST with the natural gravitational telescopes of high-magnification clusters of galaxies. ... We are soliciting gravitational lensing maps for the last four Hubble Frontier Fields clusters (MACSJ0717.5+3745, MACSJ1149.5+2223, AbellS1063, and Abell 370) based upon the exceptionally deep HST FF imaging and other new ancillary data. ... For the full set of proposal instructions and requirements, see the FY16 Frontier Fields Lensing Map Call for Proposals....

The Astronomical Society of Australia has been asked by STANDARDS AUSTRALIA to compile a list of "designated" optical observatories that are valuable resources for (i) research, (ii) education and (iii) community use. The ASA is the final arbiter of whether any particular observatory is so designated. ... Upon receipt of your application form, your observatory will be entered on a list of "Pending Designated Observatories" on the ASA Home Page. ... It will be emailed for you. ... Email . ...

SAS home . SAS Watchout items . ... This thread contains a step-by-step recipe to extract a light curve of a point-like source for all the X-ray cameras, subtracting the background and correcting for exposure loses. ... The SAS task barycen performs this correction. ... If the following files are available: a) RGS event list; b) RGS source list, a call to the task performing light curve extraction, correction and background subtraction rgslccorr allows a user to create the light curve. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. August 30, 1998 . The Sun Erupts . Credit: Skylab , NASA . Explanation: The Sun is a seething ball of extremely hot gas. ... The Sun has survived for about 5 billion years, and will likely survive for another 5 billion. ... For example: Why is the Sun's corona so hot? What causes the Sun's unusual magnetic field? ... About APOD > . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

... 13th European VLBI Network Symposium . and Users Meeting . on September 20-23, 2016. ... 13th European VLBI Network Symposium and Users Meeting on September 20-23, 2016. ... Year book "Ephemerides of Minor Planets for 2016" on-line . ...

... ArXiv] Special Issue from Annals of Applied Statistics? ... Category: arXiv , Cross-Cultural , Stat | ... Nflation: observable predictions from the random matrix mass spectrum by Kim and Liddle . ... 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 . ... SAMSI AstroStat Prog...

Astronotes Armagh Planetarium's Stellar Blog! ... Saturn as you haven't seen it (Image credit: NASA/ESA) . This false colour image from the Hubble Space Telescope not only shows Saturn in an unfamiliar light, but displays some of the giant planet?s features. ... Viewing Saturn at this time not only allows us to see the famous rings almost edge on but also to observe both polar regions at once. There we see Saturn?s aurorae, analogous to Earth?s Northern lights and Southern Lights. ...

From: TerryMosel aol.com Date: 30 November 2006 00:12:38 GMT Subject: Greenwich job, Geminid Meteors Hi all, 1. ROYAL OBSERVATORY GREENWICH: Job Vacancy - Astronomer - Public Engagement: Astronomer - Public Engagement. ... You can start to see the first Geminids in the late evenings from about December 8, but activity starts to pick up about the 10th, building to the maximum which this year will be in the early hours of December 14. ... Clear skies, Terry Moseley . ...