... December 23, 1997 . M2-9: Wings of a Butterfly Nebula . ... WFPC2 , HST , NASA . Explanation: Are stars better appreciated for their art after they die? ... The expended gas frequently forms an impressive display called a planetary nebula that fades gradually over thousand of years. M2-9 , a butterfly planetary nebula 2100 light-years away shown in representative colors, has wings that tell a strange but incomplete tale . ... About APOD > . ... NASA Technical Rep.: ...

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,љ Астероиды ,љ Гамма-всплески ,љ Любителям астрономии ,љ Кометы љ . ... Метки: Космический мусор ,љ Астероиды ,љ Любителям астрономии љ . ... Новости обсерваторий проекта] - Обсерватория Кубанского государственного университета от Иванов А - 09.04.2016 11:08:49 . ... 1999-2013 Copyright "Астрономия и Телескопостроение" . ...

... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

Astronomy Picture of the Day . M2-9: Wings of a Planetary Nebula . ... 22.12.1997 . ... WFPC2 , HST , NASA Explanation: Are stars better appreciated for their art after they die? ... M2-9 , a butterfly planetary nebula 2100 light-years away shown in representative colors, has wings that tell a strange but incomplete tale . ... We . ... Publications with keywords: planetary nebula - M 2-9 . Publications with words: planetary nebula - M 2-9 . ... NGC 5189: An Unusually Complex Planetary Nebula . ...

... 2001 January 23 . Spherical Planetary Nebula Abell 39 . ... Planetary nebula Abell 39 , now six light-years across, was once a sun-like star's outer atmosphere expelled thousands of years ago. The nearly perfect spherical nature of Abell 39 allows astronomers to accurately estimate how much relative material is actually absorbing and emitting light. ... Abell 39 lies about 7000 light years away, although several galaxies millions of light years away can be seen through and around the nebula. ...

... 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. ...

From: TerryMosel aol.com Date: Fri, 18 Mar 2005 19:51:48 EST Subject: Astronomers 1: Meteorologists 0, lectures Hi all, 1. ... In spite of a very pessimistic forecast by BBC meteorologist Angie Phillips, live from our observing event at MountStewart at 18.55, we did actually get some clear sky! ... And since the wind was coming from the SW, I stuck my neck out said that we would get at least one clear spell.. ... I didn't even have time to get anything to eat! ... Clear Skies, Terry Moseley . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... astronomers . ... Space Flight . ... Science Fiction . UFOs and Fringe Science . ... Amateur Astronomy is a fascinating and reward€нing hobby, enjoyed by people from all walks of life and all ages. ... As far as I know none these people are amateur astronomers, however there are some celebri€нties who are genuinely into astronomy. ... Amateur astronomers do seem to have an image problem. ... Subscribe to Astronotes . ...

... Archives . ... To claim results are powerful statistically, astronomers highly rely on eyeballing techniques (need apprenticeship to acquire skills but look subjective to me without such training). ... One thing I want to point out is the phrase ?statistically powerful method? (in the context that they preform statistical data analysis, claimed to be a powerful method) which often misguides me because I cannot find a powerful test statistic in their studies. ... Chandra Blog . ...

... 9a. Earth orbits Sun? . ... 10a. Scale of Solar Sys. ... If the mean distance of Earth from the Sun is 1 AU ("Astronomical Unit"), then that of Venus is 0.723 AU, of Mercury 0.387 AU and that of Mars is 1.524 AU. ... By noting (1) where on the Sun's disk is the crossing seen, (2) timing its duration at two far-apart points on Earth, and (3) comparing the times, one can calculate the distance to Venus and from it the scale of the solar system. ... One occurred in 1639--too early. ...

... Stellar Evolution . Nucleosynthesis in Stars . The Evolution of Star Clusters . JAVA Physics Lab . Alternative Energies Class . Steve Kevan's Physics 251 Class . ... Talk on Solid State Physics of CCD detectors . Talk on Cosmological Issues . ... Digital Spectra of Stars . NETexperts E-mail List . The Electronic Universe Project e-mail: nuts@moo.uoregon.edu ...

... An international team of astronomers has discovered a new magnificent example of a planetary nebula showing fast moving jets. ... Finally, the envelope is ejected as a planetary nebula and the two stars are now orbiting around each other in a frenetic cosmic waltz. ... The paper, just accepted by Monthly Notices of the Royal Astronomical Society, is available on astro-ph (ETHOS 1: A high latitude planetary nebula with jets forged by a post common envelope binary central star, by B. Miszalski et al.)...

... 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., ...

. Previous slide . Next slide . Back to first slide . View graphic version .

... Indiana Jones is a registered trademark of Lucasfilm Ltd. ... There's the intrigue of the megaliths of Stonehenge, the ancient pyramids of Egypt, the earthen figures of Britain and Peru, and the bloody rituals of the Maya. ... To make sense of these great structures and sophisticated concepts, archaeologists and astronomers have pooled their talents. ... People could use these alignments to synchronize their calendars or track the exact path of a celestial object. ... Maya glyphs of Venus. ...

NATIONAL ASTRONOMY AND IONOSPHERE CENTER . ... Astronomy . ... ASTEROID 2005 YU55 . ... We observed this asteroid with the Arecibo Planetary Radar system on April 19-23 2010. ... ASTEROID FLYBY : NASA radars are monitoring 2005 YU55, an asteroid the size of an aircraft carrier, as it heads for a Nov. 8th flyby of the Earth-Moon system. ... Astronomers used the planetary radar system at the Arecibo Observatory radio telescope to spot the asteroid, called 2005 YU55, over four days starting on April 19 . ...

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

. От авторов сайта . Дорогие друзья! . Наш сайт переехал на новый сервер! . Добро пожаловать! . Новый сервер - astronomer.ru . Старая страница - astronomer.narod.ru . Желаем вам успехов и ясной погоды! . Астрономия и телескопостроение - Copyright 1999-2002, Коллектив авторов . Используются технологии uCoz .