... Apr 14, 2016 - Monthly Meeting . ... The Amateur Telescope Makers of Boston, Inc. ATMoB) is an astronomy club devoted to telescope making, observing, and studying the heavens. ... CURRENT MOON . ... April Sky . ... Lyrids Meteor Shower . ... Sources: NASA JPL Space Calendar , StarDate Online , Sky Telescope , Harvard-Smithsonian Center for Astrophysics , RASC Observer’s Handbook , Abrams Planetarium Sky Calendar and Astronomy Magazine . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Moon . ... Moon Maps . ... Is Jupiter's Moon Amalthea ever visible in amateur instruments? If so, what aperture and magnification are needed, and when is a good time to try? ... American astronomer Edward Emerson Barnard discovered Amalthea on September 8, 1892, using the 36-inch refractor at Lick Observatory in California. ... Get instant access to subscriber content on Astronomy.com! ... Pluto's largest moon may have once had an ocean . ...

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The€аAmateur Astronomers Association of New York€аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

... Science . ... Science Users Information > Observing Facilities > Instrumentation Development > VLT/Instrument Interfaces . ... APEX Visitor Instrument . ... The interfaces between the VLT Unit Telescopes and the scientific instruments to be operated at the VLT Cassegrain, Nasmyth and Coudц© foci are well defined. ... Interface and numerous other relevant information for instrument builders is available in the "Requirements for Scientific Instruments on the VLT Unit Telescopes" , ESO doc. no. ...

... GSAOI Home . Instrument . ... The Gemini South Adaptive Optics Imager (GSAOI) is a near-infrared adaptive optics camera that will be used with the Multi-Conjugate Adaptive Optics (MCAO) system on the Gemini South 8-m telescope . ... Gemini's major instrumentation goal is to develop its Multi-Conjugate Adaptive Optics (MCAO) system for scientific use on Gemini South. ... Existing adaptive optics systems use a single natural guide star or artifical laser guide star to measure this image blur. ...

... The Wide Field Planetary Camera 2 (WFPC2) is now a mature and largely well-characterized instrument. Information already available through the WFPC2 Instrument Handbook and the HST Data Handbook is fairly complete. In this update we provide additional information obtained from recent studies of the instrument, as well as calibration plans for the WFPC2 and a short note on present and planned imaging capabilities for HST. ... Calibration: Calibration of WFPC2 continues. ...

... Within the transnational Access program of SOLARNET, European investigators can apply for observing time with the European instruments IBIS and ROSA , which are installed at the Dunn Solar Telescope of the US National Solar Observatory ( DST/NSO ). ... Periodic calls for proposals will be published for requesting SOLARNET observing time with the European instruments IBIS and ROSA, installed at the Dunn Solar Telescope of the US National Solar Observatory (DST/NSO). ... SOLARNET Access . ...

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 . ...

... Astrophysics Group . ... Integration of the NIRSpec instrument . ... SKA AAVS0 array . ... One of the major milestones for the James Webb Space Telescope (JWST) has been, in September 2013, the completion by ESA of NIRSpec, the first multi-object spectrograph to be operated in space. ... Cambridge, and in particular the Cavendish Astrophysics Group and the Kavli Institute for Cosmology, is heavily involved in NIRSpec by hosting one of the Instrument Science Team members (R. Maiolino). ...

... Up: Archives and Information Services . Previous: Search and Retrieval of the AXAF Data Archive on the Web using Java . ... Our Web interface to the HST archive (WDB) was substantially augmented during the past few months: A seamless integration of Java applets and CGI interfaces to the database now allows basic manipulation and visualization of data. ... These applets only require a common Web browser and offer very helpful features to facilitate archive data selection. ...