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Mercury magazine is now digital only, with all of the same articles and features that appeared in the print version. The magazine will be formatted to download and include space for advertising. Our readers are directly involved in the mainstream of astronomy research and education. ... 86% are involved in astronomy education at some level . ... 1/4 page . ... Additional work includes resizing of ad material, reformatting or correcting electronic files and correction of advertiser errors. ...

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Using the 1-m telescope at Ritter Observatory, we took 36 observations of \zeta$^2$ Coronae Borealis with a fiber-fed echelle spectrograph. From these observations, \zeta$^2$ CrB was found to be a triple system and a new spectroscopic orbit was calculated. ... The inner binary`s center of mass (\zeta$^2$ CrB AB) describes a long-period single-lined variation identified with the outer binary. ... The inner binary possesses an essentially circular orbit $(e = 0.48)$. ...

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default { finish { ambient 0.4 } } camera { up 0, 1, 0 right 1, 0, 0 location -4,4,-20 look_at 2,0,0 angle 20 } #include colors.inc #include metals.inc # declare dkbeigepaint = texture { pigment { color rgb 0.6,0.5,0.4 } finish { diffuse 0.8 specular 0.2 } } # declare whiteplastic = texture { pigment { color rgb 0.95,0.95,0.95 } ...

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... Robert L. Stewart (Brigadier General, USA, Ret.) ... SPECIAL HONORS: Awarded Army Distinguished Service Medal , Defense Superior Service Medal , 2 Legion of Merit, 4 Distinguished Flying Crossed, a Bronze Star, a Meritorious Service Medal , 33 Air Medals, the Army Commendation Medal with Oak Leaf Cluster and V Device, 2 Purple Hearts, the National Defense Service Medal , the Armed Forces Expeditionary Recipient of NASA Space Flight Medal (1984 & 1985). ...

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... The Armagh Observatory (see http://star.arm.ac.uk/) is the oldest scientific institution in Northern Ireland, founded by Archbishop Richard Robinson in 1790 as part of his dream to see the creation of a university in the City of Armagh. ... The Astropark, which is managed by the Observatory, includes two sundials and scale models of the solar system and the Universe, and features a number of outdoor exhibits and interpretation panels (see http://star.arm.ac.uk/astropark/). ... Armagh Planetarium . ...

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A set of 42 lesson plans , covering sections #1 to #24 (but not #12a), linked to a home page and meant to help teachers prepare this material for classroom use. ... New terms used . ... If you may use this material in your classroom, or have done so, the author, Dr. David P. Stern, would appreciate receiving from you (1) Your name (2) Address (3) E-mail (4) School (5) Grade-s in which this material is used (6) The sections of "Stargazers" used (or "all") (7) Any special interests or comments. ...

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... now - return the registration form . May 10 - deadline for conference registration and accommodation form . ... July 1 - final information to participants . ... RETURN] . ... Please send the abstracts to LOC. E-mail address: astro@te.net.ua . ... All participants are requested to fill in the enclosed Registration Form and send it to us before May 10, 1999 (via electronic mail to astro@te.net.ua ) . ... Please complete and return this form (even if you sent the pre-registration form) . ...

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... Planets . ... Earth Satellites . ... Looking in the direction of the constellation Cygnus the Swan and launched by NASA in 2009 is the Kepler Space Observatory.Many previous missions searching for exoplanets mainly detected large giant planets, like large hot Jupiters (it is easier to detect larger planets).However KeplerтАЩs main objective is to search for much smaller planets located in a habitable zone which is not too close nor too far from their star; planets which may be just like our Earth. ...

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Archive Maintainer : Update to : Advanced engine needed : none Primary purpose : Single play =========================================================================== Title : Deleted Scene Filename : Deleted.wad Release date : 20th August 2001 Author : Russell Pearson Email Address : rddp@duellist.net Other Files By Author : Tunnel Run (tun-run.zip) Blastem 2 (blastem2.zip) Close Kill (c-kill.zip) Voidtest (voidtest.zip) Wood gfx (woodgfx.zip) Misc. ...

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General Information for Visitors or Visiting Scientists VISITING SCIENTISTS QUARTERS / LODGING The AO operates (21) twenty-one on-site VSQ rooms that are available for visiting telescope users, official Arecibo Observatory visitors, as well as visiting scientists. ... Please contact Natalia PiЯero, at extension 215, to request a late checkout. ... IN CASE OF AN EMERGENCY If an emergency situation occurs in the Arecibo Observatory site, contact extension 333, immediately. ...

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Prague, August 16, 2006 . ... The GCVS has no IAU financial support since 1994, so we are not discussing money. ... However, it must be finished, with a new modern version prepared for all 'old' GCVS stars, including those from Name-Lists, with current knowledge incorporated and improved classification system applied. ... Also, people like GCVS star names, use them, and want their discoveries to be named. We can ask other people, with better resources than in Russia, to continue. ...

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... Meta Index / Home Page / Photometry / Point sources For FAST mode data, method 3 (PSF fit including background) is recommended. If the source has one or more close neighbours, then those sources should be included in the fit. ... For IMAGING mode data, if the source has one or more close neighbours, then method 3 (PSF fit to the source and its neighbours and including the background) is recommended if the source has one or more close neighbours. ...

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