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 Unit Telescopes Overview - This page is outdated, an update is in process.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 Secondary mirror (M2 Unit) - This page is outdated, an update is in process.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 Coating Unit - This page is outdated, an update is in process.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

... December 27, 1997 . Keck: The Largest Optical Telescopes . ... Explanation: In buildings eight stories tall rest mirrors ten meters across that are slowly allowing humanity to map the universe. Alone, each is the world's largest optical telescope : Keck . Together, the twin Keck telescopes have the resolving power of a single telescope 90-meter in diameter, able to discern sources just milliarcseconds apart. ... About APOD > . ...

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

... 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. ...

... Construction of the Observatory's principal buildings began in 1789, using plans drawn up by Francis Johnston, one of Ireland's most celebrated architects, a native of Kilmore, County Armagh who in later years became known as `Ireland's Wren'. The main buildings, which are of considerable architectural merit, comprise in their original designation a residence for the Astronomer, a meridian room, a library and several telescope domes. ...

. " The Arecibo Observatory is sponsored by the National Science Foundation. Any opinions, findings and conclusions or recommendations . expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation."

... 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. ...

This general purpose telescope enclosure offers simple access to the sky for small instruments. Its truss roof rolls back on the steel I-beams and tracks that extend to the north of the building. A chain drive attached to the underside of the trusses provides the power that makes opening the observatory simple. Heavy steel pins secure the roof when it is closed. ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado€о Solar . ... Spotting Scopes . ...

... This is a personal project collecting and documenting early images of Harvard College Observatory, focusing on the site at Observatory Hill (previously Summer House Hill). ... This page shows a list of all images tagged with "donors". [link] 1660-ish Portrait of John Winthrop the Younger (1608-1676) . ... That image is a painting of John Winthrop the Elder's great-great grandson, or the great grandson of this John Winthrop. ... Earliest source: "Thomas Hollis (1659тАУ1731)." ... link] 1891 . ...

... 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....

... Astrophysics Group . ... MRAO Telescopes . CLFST . ... Since the early days of Radio Astronomy in Cambridge we have been building instruments to survey the sky at low frequencies. ... The Cambridge Low-Frequency Synthesis Telescope 151-MHz aerials . The CLFST was built in 1980. ... The Cambridge Low-Frequency Synthesis Telescope 38-MHz aerials . ... The photo on the left shows some of the 38-MHz aerials; a group of 151-MHz aerials can be seen on a parallel baseline alongside. ...

... Members . ... The ATM's of Boston was founded in 1934 by a group of persons interested in assisting others in the art of optical polishing the craft of telescope making, and to learn together about the science of astronomy and the use of astronomical instruments. ... Mr. Jones introduced the club to Dr. Harlow Shapley at Harvard College Observatory. ... Regular shop activities resumed with the help of these "professional amateurs" and the club grew to 180 members. ... Club Newsletters . ...

... General information . ... Staff . Research staff . ... Historical highlights . ... In 1831, Giovanni Battista Amici , an optician from Modena, was invited by the Grand Duke Leopold II to preside as the Professor of Astronomy and to direct the "Specola", the observatory in Florence which was attached to the Royal Museum of Physics and Natural History. ... From that year, the telescope was used by Amici's young assistant, Giovan Battista Donati, mainly for observing comets and asteroids. ...

... The moonlit ANU 2.3m telescope building, theтАж . Sidebar Left . ... Title: The moonlit ANU 2.3m telescope building, the Anglo-Australian Telescope dome in the distance . Description: The ANU 24-inch telescope dome on the right. ... NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ... The moonlit ANU 2.3m telescope building, the Anglo-Australian Telescope dome in the distance The ANU 24-inch telescope dome on the right. ...

home publications > mercury . ... ASP Conference Series . ... The Ultimate Telescope . ... Italian astronomer Roberto Gilmozzi envisions a 100-meter telescope ? ... His telescope would be as high as the Great Pyramid in Egypt, and 10,000 times more sensitive than the 10-meter Keck telescopes in Hawai?i. "Everybody told me I was crazy," says Gilmozzi, "but meanwhile, we have completed the basic design." ... Four years from now, ESO could start constructing the OWL (OverWhelmingly Large) Telescope. ...

... Telescopes . ... On February 4, 2016, the Jubilee conference dedicated to the 40th anniversary of the first observations on the 6-m BTA telescope took place at SAO RAS. ... Afterwards, Igor D.Karachentsev shared his memories of the first observations at the BTA. ... One of the first SAO RAS astronomers Eugene L.Chentsov outlined the first steps of stellar spectroscopy at BTA and Vladimir E.Panchuk in detail described the instruments and stellar spectroscopy technique at the 6-m telescope. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... Monthly Sky Notes . ... NGC 6357's inner star forming region glows with the emission of ionized hydrogen gas. Image credit: ESO/VVV Survey/D. Minniti. ... Located around 8000 light years away in the constellation of Scorpius , NGC 6357 (sometimes called the Lobster Nebula ) is a typical stellar nursery, filled with vast clouds of gas and tendrils of dark dust. ... Subscribe to Astronotes . ...

... Hobby Eberly Telescope, RLM 15.308 University of Texas, Austin, TX 78712, Email: niall@astro.as.utexas.edu . ... We describe our recent software effort to enable queued observations on the Hobby Eberly Telescope. ... The Hobby Eberly Telescope (HET) (Sebring & Ramsey 1994) is a 9.2 meter optical telescope currently undergoing scientific commissioning in west Texas. ... Once fully operational, this telescope will operate in a queue scheduled, service observing mode 85% of the time. ... flux of object...

... Telescope . ... Low and medium resolution imaging spectrometer TFOSC (TUBITAK Faint Object Spectrograph and Camera) was build at Copenhagen University Observatory, and is similar in its layout to DFOSC at Danish 1.54-m, ALFOSC at NOT and to other instruments of this serie. ... CCD camera --- 2K x 2K Firechild, 30.72 x 30.72 mm. The field of view --- 13.3' x 13.3'. Filters --- Bessel (UBVRI), SDSS (u'g'r'i'z'), narrow-band filters. ... crossdispersion . ... 12.0 . ...