Astronomy Picture of the Day . Solstice And Season's Eclipse . ... But this year, the solstice will be followed, on December 25th, by another geocentric celestial event -- the last eclipse of the millennium ! The Christmas day eclipse will only be a partial one as the silhouetted disk of the Moon obscures the Sun's edge. ... Publications with keywords: eclipse - solstice - partial solar eclipse - seasons . Publications with words: eclipse - solstice - partial solar eclipse - seasons . ...

... Tonight's Sky . ... Observing . ... Supernova showered Earth with radioactive debris . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... How to watch the Geminid meteor shower . ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... 2000 December 21 . Solstice And Season's Eclipse . ... This celestial event is known as a solstice, marking the beginning of Summer in the Southern Hemisphere and Winter in the North. But this year, the solstice will be followed, on December 25th, by another geocentric celestial event -- the last eclipse of the millennium ! The Christmas day eclipse will only be a partial one as the silhouetted disk of the Moon obscures the Sun's edge. ... About APOD | ...

... WINTER SOLSTICE. The Sun reaches its maximum Southerly declination on December 21d 12h 04m, so if you see it transit at local noon that day it will be just about as far South in the sky as it crosses the meridian as it can ever be. ... The next shower is the Ursids , with a radiant not far from Kocab, or Beta Ursa Minoris. ... Friday, 19 December 2008 01:32 . International Year of Astronomy, Ireland National Node . ...

New England observer Lew Gramer, fresh back from his mid-November fish observing and meteor-catching expedition in South Florida, reports that December also promises to be a great month for celestial sky-sparks!" ... Other showers adding to the mix this month include several very minor showers, such as the Chi Orionids (3 Dec), Monocerotids (9 Dec) and Sigma Hydrids (12 Dec), which usually contribute no more than 2 or 3 meteors per hour during even post-midnight observing this month. ...

... We Fourier analysed Hubble Telescope Crab pulsar data obtained with the High Speed Photometer in October 1993. A weak modulation at frequency Hz is detected. We found a strong correlation between this result and the Fourier transform result of stroboscopic Crab pulsar data obtained in December 1994 at the 1.82m telescope of Asiago observatory (University of Padua, Italy). ... We found that both data show a weak modulation at the period of 60 seconds. ... The corresponding frequency is Hz . ...

... This past spring, as Comet Hyakutake decorated our evening skies, I received a telephone call from an upset parent. We bought our daughter a telescope to see the comet," she said, "and we can't see anything!" The exasperated mother said they found binocular and naked-eye views to be better than those through the telescope. ... They may be bright overall, but all that light is coming from a big area of space. ... OK, you say, I found Comet Hale-Bopp this evening. ... Does the comet have a tail? ...

... Articles | ... Forums . ... 230 deg . 49 deg . ... 130 deg . ... More Info . ... 210 deg . ... 168 deg . ... 249 deg . ... 195 deg . ... 271 deg . ... 110 deg . ... 338 deg . ... July 15 . 247 deg . ... 224 deg . ... 340 deg . ... July Phoenicids (PHE) . ... August 10 . 341 deg . ... 339 deg . ... 307 deg . ... 334 deg . ... 335 deg . ... 286 deg . ... 327 deg . ... 262 deg . ... 102 deg . ... 153 deg . ... 117 deg . ... December 2 . ... 123 deg . ... 100 deg . ... www.astronomy.net . ...

... V838 Mon is a member of a new class of eruptive variables which appear as a peculiar novae having late K-M type spectra in their outburst. Before its outburst, it was a wide binary system of B3V type stars. ... The B3V companion was seen in the outburst in the UV spectrum taken with HST (Rauch et al., ... In the latest spectra, the light of B3V companion was predominating in the short-wave photometric bands. ... CCD blue frames of V838 Mon before the eclipse (left) and in the eclipse (right). ...

... You are here: start €Ё difx €Ё haystack2011 . ... difx:haystack2011 . DiFX Users Meeting . ... The next DiFX users meeting will be held at Haystack Observatory, from the 5th through the 9th of December. This is the fifth in a series of meetings of users and developers of the DiFX software correlator. ... The current list of registrants can be found here . ... The meeting will be held at the MIT Haystack Observatory . ... Demonstrations of difx or ancillary program usage (users/developers) . ...

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

... Meteors and Meteorites . ... By admin August 2, 2011 Posted in: August . 13 August 2009: A perseid flashes through the sky (Image credit: Andreas M†ґller via wikimedia.org) . ... Not all meteors are sporadic events, the regular meteor showers occur when the Earth bulldozes through a great swarm of meteoroids drifting in orbit round the Sun. ... They are at their best in the pre-dawn hours, as the face of the Earth turning towards the Sun catches more meteors as the Earth moves through space. ...

... Solar eclipse - the eighth wonder of the world . Best images of the SOHO spacecraft . Best images of the TRACE spacecraft . ... CORONAS-PHOTON spacecraft docking with the rocket Cyclon . ... Solar Satellites - towards the Sun . ... CORONAS-PHOTON testing in the Mirny sity (2009 January) . ...

... Science Users Information > Data Handling and Products > Data Reduction FAQ > Some OmegaCAM detectors show an odd central stripe in the bias and master bias images. ... Observing with ESO Telescopes . ... ESO-MIDAS . ... ESO Data . ... ESO HST Image Galleries . ... ESO Data Access Policy . ... Two OmegaCAM detectors (ESO_CCD_#68 and #90) show a centrally elevated structure in their bias frames. ... The image showing the central feature in the bias of the detector ESO_CCD_#68 (left panel). ...

... About meteorites . ... Meteorite Dronino . ... New iron meteorite shower found! Meteorite Encyclopedia . ... About laboratory . ... Dronino iron meteorite . ... Mr. Gus'kov felt that further efforts by Milanovsky were likely to be unsuccessful, so he searched further and found our Meteorites Laboratory. The Laboratory's analysis showed that the Dronino Iron has a meteorite origin. ... Dronino is the 111th meteorite and only the third iron-meteorite shower found in Russia in the last 250 years. ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... For over 30 years, itтАЩs been our passion to create the finest telescopes available for the astronomy enthusiast. ... Events . Meade Events . ... Event Calendar . Northeast Astronomy Forum & Telescope Show (NEAF) . ... Meade is happy to announce that we will be attending the Northeast Astronomy Forum & Telescope Show, a.k.a. NEAF, one of the largest astronomy trade shows in the United States. ...

... After going through several logical arguments for the Earth's sphericity (which have not held up over time), Aristotle wrote: . ... Again, our observations of the stars make it evident, not only that the earth is circular, but that it is a circle of no great size. ... There is much change, I mean, in the stars which are overhead, and the stars seen are different, as one moves northward or southward. ... Back to the main file (8) The Round Earth and Christopher Columbus . ...

Kermit : . It's the Muppet Show with our Very Special Guest Star, _____! ... It's time to play the music . ... It's time to meet the Muppets on the Muppet Show tonight. ... It's time to raise the curtain on the Muppet Show tonight. ... Muppets : . And now let's get things started Audience : . Why don't you get things started Kermit : . It's time to get things started Muppets : . on the most sensational inspirational celebrational Muppetational this is what we call the Muppet Show! ...

... This 10 min exposure shows star trails clearlтАж . Sidebar Left . ... Title: This 10 min exposure shows star trails clearly defining the south celestial pole just left of centre. Description: The Large and Small Magellanic Clouds are on the left and the Milky Way from Crux through Centaurus are on the right. ... This 10 min exposure shows star trails clearly defining the south celestial pole just left of centre. ...

Thought-Provoking Imagery Shows Sun's Place in the Galaxy . ... SOHO - Explosive Coronal Mass Ejections from the Sun . SOHO-6 Comet at 2-6 solar radii from the Sun . ... The remarkable images come from SOHO's visible-light coronagraph, LASCO, which is able to mask the intense rays from the Sun's surface in order to reveal the much fainter glow of the solar atmosphere, or corona. ... SOHO is ideally placed to report and even anticipate their origins in the Sun's atmosphere. ... The Sun . ...