... 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 Unit Telescopes Overview - This page is outdated, an update is in process.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 Secondary mirror (M2 Unit) - This page is outdated, an update is in process.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 Coating Unit - This page is outdated, an update is in process. ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . Australia Telescope Compact Array . ... CSIRO, Australia's national science agency, operates a number of world-class radio astronomy observatories that are collectively known as the Australia Telescope National Facility or ATNF. ... CSIRO also manages the Murchison Radio-astronomy Observatory, where the Square Kilometre Array telescope infrastructure in Australia is to be centred. ...

... 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....

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

... Research . ... Past and present projects and other research activities . ... These projects range from: the end-to-end systems modelling, design and commissioning of an optical to near-infra-red stellar coronagraph at the William Herschel Telescope, a European Space Agency design study into fold-out large aperture space telescopes, prototyping 'Smart' X-ray mirrors for next generation X-ray telescopes and R into future adaptive optics. ... OSCA - an Optimised Stellar Coronagraph for Adaptive optics ...

... Up: Data Analysis Applications . ... The general-purpose data reduction package FIGARO is now available to be run from the IRAF CL, and more Starlink applications will follow in due course. ... A system has been developed to enable packages written for the Starlink Software Environment to be run from the IRAF CL so that an IRAF user can mix and match application tasks from the two environments as required to process data, all under the control of the IRAF CL. ...

... 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...

... Editor's choices for the most educational Astronomy Pictures of the Day about asteroids: . ... Over the past year, projects such as Spacewatch and Spaceguard have continually discovered previously unknown asteroids that indeed pass near the Earth. ... In June, 100-meter asteroid 2002 MN was discovered only after it whizzed by the Earth, crossing even within the orbit of the Moon. ... APOD: 2004 June 19 - Ida and Dactyl: Asteroid and Moon . ... Dactyl is the first moon of an asteroid ever discovered....

Astronotes Armagh Planetarium's Stellar Blog! ... Apple have recently made it possible for you to БЂњgiftБЂќ one of their applications to someone as a present, and how amazing would it be for you astronomy loving friend to be able to use their ipod or ipad as a personal star chart to identify everything you see in the sky at any given time? ... If you love the idea of this for yourself, but are feeling the pinch with Christmas coming, there are also theб  free apps Pocket Sky and Space Brains . ...

... Credit Copyright: International Fermi Large Area Telescope Collaboration , NASA , DOE Explanation: For an Earth-orbiting gamma-ray telescope, Earth is actually the brightest source of gamma-rays , the most energetic form of light. ... While that interaction blocks harmful radiation from reaching the surface, those gamma-rays dominate in this remarkable Earth and sky view from the orbiting Fermi Gamma-ray Space Telescope's Large Area Telescope. ... Publications with keywords: Milky Way - atmosphere ....

... JSC Oral History . NASA History . ... NASA Oral History Project: Earth System Science at 20 . This NASA Oral History Project features recollections from those who significantly contributed to the launch and evolution of Earth System Science. These interviews were gathered as part of the 20th anniversary of the Earth System Science Program. ... NASA Headquarters, Washington D.C. Program Manager , Stratospheric Theory and Data Analysis, Earth Science and Applications Division . ...

... The chances of the Earth being hit by a comet from beyond Pluto — А la Armageddon — are much lower than previously thought, according to new research by an ANU astronomer. ... I calculate that small comets, capable of destroying a city, only hit the Earth once every 40 million years or so,” Dr Francis said. ... But asteroids and short-period comets come past again and again, so if we’re clever enough we can find them all and predict which, if any, will hit the Earth,” said Dr Francis. ...

... In a report on a recent information technology conference at Columbia University (Chronicle of Higher Education, 16 January 1998, p. A25), questions are raised with respect to the efficacy of computers in the classroom. ... The Summer Science Program is once again being held at The Thacher School in Ojai, California. ... The Consortium for Undergraduate Research and Education in Astronomy announces the Mount Wilson Summer Program for Undergraduates, August 12-25, 1998. ...

... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

... Transits of Venus . ... Unless medical science invents some way to extend human life well beyond 100 years, the June 5-6, 2012 transit of Venus will likely be the last one anyone alive today will ever see. The next Venus transit won’t take place until December 2117, ¬ 105 years from now. ... ATMoB member Robert Naeye is Editor in Chief of Sky Telescope. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... December 8, 1996 . Degas Ray Crater on Mercury . ... Explanation : Like the Earth's Moon, Mercury is scarred with craters, testifying to an intense bombardment during the early history of the Solar System. ... In the above mosaic the bright rays emanating from the 27 mile wide Degas crater almost appear to be painted on . The rays consist of light colored material blasted out during the crater's formation. Numerous smaller, younger craters are seen superposed on the Degas crater itself. ...

reu-program@naic.edu . ... The Arecibo Observatory in Puerto Rico invites applications for its undergraduate summer research progrm. Students selected for the program will work with staff scientists on projects related to ongoing research or instrumentation development. ... Applications for the REU program should be made via the online form. ... After email verification, we will send you a link to upload your supporting documents. ... Online Application Open . ... Online Application Deadline . ...

... Telescopes . ... The time requests are accepted in an electronic version with on-line form in Russian or English. ... Unregistered request will be disregarded by the Large Telescopes Programm Committee. In exclusive cases the secreatry of the Committee is entitled to accept an observational time request given permission of the Chairman of the Committee or the director of the SAO RAS. The Program Committee considers generally one time request submitted by the principal applicant. ...

... Reconstruction of peculiar velocities of galaxies from large-scale redshift catalogues provides an exemplary application of optimal transport. ... U Frisch, S. Matarrese, R. Mohayaee, A. Sobolevsky, A reconstruction of the initial conditions of the Universe by optimal mass transportation , Nature, 417 (2002) 260-262 ( arXiv:astro-ph/0109483 ) . ... R. Mohayaee, A. Sobolevskii, The Monge Amp re Kantorovich approach to reconstruction in cosmology , Physica D (2008) accepted ( arXiv:0712.2561 ) . ...

... Tonight's Sky . ... Sky this Month . ... space physics . ... The Sky This Week: April 1 - 10 . ... Sky this Week . ... Sky Events . Get to Know the Night Sky . Tour the Deep Sky . Sky Guide . ... Observing springtime deep-sky objects with a large telescope . ... Johns Hopkins University Applied Physics Lab, Laurel, Maryland . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...