.

... A tussle in the distant Universe. This Hubble Space Telescope image shows evidence for a merger between a quasar and a companion galaxy. The quasar is the bright object just beneath the image center, and the wisps of material around it are remains of a galaxy disrupted by the interaction between it and the quasar. ... Galactic Nuclei: Old Quasars? Quasars as Probes of the Distant Universe . ... Quasars. ... The name quasar is made up with parts of the words "quasi-stellar radio." ...

Nowadays at the Department the experimental and theoretical investigations, including astronomical and ionospheric observations, active experiments with space vehicles are taking place. ... Solar Corona physics and erruptive phenomenae. ... Stellar astronomy. ... The Department has organized and put into practice more then 50 expeditions for observation of Solar ecllipces, aurorae polaris, comets, meteor streams, controlled space experiments, and also for investigations of geophysical characteristics. ...

... A Comet Tail Horizon . ... To the surprise of many Northern Hemisphere observers, the tail of Comet McNaught remained visible even after the comet's head set ahead of the Sun. ... Comet McNaught, the Great Comet of 2007, has grown a long and filamentary tail. ... The Sun Earth Connection Coronal and Heliospheric Investigation (SECCHI) instrument onboard the Solar TErrestrial RElations Observatory (STEREO) satellite had just opened up on January 11 when it snapped the above image of Comet McNaught. ...

... Tonight's Sky . ... Behemoth black hole found in an unlikely place . ... galaxies . ... black holes . ... Astronomy for Kids . ... Ghost remains after black hole eruption . ... This result hints that the X-ray sky should be littered with such ghosts," said Caitlin Casey, also of Cambridge University, "especially if black hole eruptions are as common as we think they are in the early universe." ... Even after the ghost disappears, most of the energy from the black hole's eruption remains," said...

Central Astronomical Observatory at Pulkovo of Russian Academy of Sciences PUL Analysis Center Pulkovo IVS Analysis Center (PUL) 2009 Annual Rep ort Zinovy Malkin, Natalia Miller, Elena Popova Abstract This report briefly presents the PUL IVS Analysis Center activities during 2009 and plans for the coming year. The main topics of the investigations of PUL staff in that period were ICRF related studies, computation and analysis of EOP series, and VLBI2010 related issues. ...

Arecibo Radio Telescope - National Science Foundation - Budget Cuts - New York Times 11/20/2007 07:25 AM November 20, 2007 A Hazy Future for a `Jewel' of Space Instruments By KENNETH CHANG The next time an unexpected comet shows up in the inner solar system, Amy J. Lovell may not get time at the Arecibo radio telescope in Puerto Rico to observe it before it swings back out. ... Something else may also weigh in Arecibo's favor: it may be much cheaper to keep it open. ...

. Сайт временно не работает.