... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

Еще в разделе: (Показать все результаты (>494) - www.badastronomy.com/ )

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2005 November 6 . A Sunspot Up Close . ... Visible above is a close-up picture of a sunspot , a depression on the Sun's face that is slightly cooler and less luminous than the rest of the Sun . ... This high-resolution picture also shows clearly that the Sun's face is a bubbling sea of separate cells of hot gas . ... About APOD | ...

Еще в разделе: (Показать все результаты (>8364) - www.sai.msu.su/ )

• APOD: October 5, 1998 - A Sunspot Up Close
• APOD: 2004 March 1 - Cassini Closes in on Saturn
• APOD: 2000 August 28 - The Helix Nebula from CFHT

NGC 7293: The Helix Nebula . ... Credit Copyright: NASA , NOAO , ESA , Hubble Helix Nebula Team , M. Meixner ( STScI ), T. A. Rector ( NRAO ) Explanation: Will our Sun look like this one day? The Helix Nebula is the closest example of a planetary nebula created at the end of the life of a Sun-like star. The outer gasses of the star expelled into space appear from our vantage point as if we are looking down a helix . ... News: Today is Astronomy Day ! ... NASA Official: Jay Norris. ...

Еще в разделе: (Показать все результаты (>166743) - www.astronet.ru/ )

• The Helix Nebula from CFHT
• NGC 7293: The Helix Nebula
• XWare > APOD

... 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. ...

Еще в разделе: (Показать все результаты (>2805) - www.armaghplanet.com/ )

• Leonid meteors 2011 | Astronotes
• Kepler-10c: the First Mega-Earth | Astronotes
• A Spectacular View of the Lagoon Nebula | Astronotes

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . See also images taken on November 22nd . Image taken by Andy McCrea who says, . To me the comet appears yellowish and it has gone from star-like to a . ... More images from Andy McCrea here . ... The true explanation is that a very faint comet, known as periodic comet Holmes, produced a massive outburst of material and became a million times brighter than it was just a day earlier. ... More images from Andy McCrea . ...

Еще в разделе: (Показать все результаты (>2636) - star.arm.ac.uk/ )

• Chromospheric Modelling
• First Observation of a Close Earth-Approaching Near-Earth Asteroid Using the
• May 2002 Planetary Alignment

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2000 February 28 . The Sombrero Galaxy from VLT . ... FORS1 , VLT ANTU , ESO . ... Reasons include the Sombrero 's unusually large and extended central bulge of stars, and dark prominent dust lanes that appear in a disk that we see nearly edge-on. Billions of old stars cause the diffuse glow of the extended central bulge. ... About APOD | ...

Еще в разделе: (Показать все результаты (>7272) - www.arcetri.astro.it/ )

• Astronomy Picture of the Day
• APOD: August 17, 1999 - A Crescent Sunrise
• APOD: July 13, 1999 - The Flame Nebula in Infrared

... 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" . ...

Еще в разделе: (Показать все результаты (>3) - www.astronomer.ru/ )

In autumn 1994, two groups of astronomers announced that they had discovered Cepheid variable stars in a distant cluster of galaxies. ... As the term suggests, variable stars change in brightness over time. ... Variable stars are an ideal way to get high-school students doing real science, with real data, from the real sky. ... a sky chart to find the stars . ... Students can use the nearby stars to estimate the magnitude of Delta. ... Locate the star Delta in Cepheus and estimate its brightness . ...

Еще в разделе: (Показать все результаты (>1351) - www.astrosociety.org/ )

• ASP: Mercury Advertising Rates
• ASP: Indiana Jones and the Astronomers of Yore
• ASP: A Good Definition of the Word "Planet": Mission Impossible?

The Experiment: To find the first galaxies . Understand basic properties of star formation/galaxies ? guess how a young galaxy, or protogalaxy would appear . ... New stars very blue: will appear redder at large distances (redshift). Dust protects gas from radiation. Dust is heated and is luminous at infrared wavelengths. ... Gas in close to a group of galaxies (cluster) may become very hot and emit X-rays. Previous slide . Next slide . Back to first slide . ...

Еще в разделе: (Показать все результаты (>1659) - www.mrao.cam.ac.uk/ )

... 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. ...

Еще в разделе: (Показать все результаты (>623) - www.aaa.org/ )

• AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 ? Amateur
• UACNJ-Jenny Jump State Park ? Amateur Astronomers Association of New York
• OLYMPUS DIGITAL CAMERA ? Amateur Astronomers Association of New York

... Science User Portal . ... Travel and Contacts . ... Travel to E-ELT Armazones . ... ESO . ... Astronomers using ESOтАЩs Very Large Telescope in Chile have captured the most detailed image ever taken of the Medusa Nebula. ... This beautiful planetary nebula is named after a dreadful creature from Greek mythology тАФ the Gorgon Medusa . ... 1] Counterintuitively, the stellar core of the Medusa Nebula is not the bright star in the centre of this image тАФ this is a foreground star called TYC 776-1339-1...

Еще в разделе: (Показать все результаты (>33323) - www.eso.org/ )

• High Resolution HST Images of Pluto and Charon (ESO Press Release 09/94)
• Closer to the Monster | ESO
• Closer to the Monster | ESO Ireland

... Today this year's largest group of sunspots will cross the Sun's central meridian. ... The next day, the number of spots in the group reached five, and the day after, on June 2nd, it was possible to count thirteen sunspots on solar disk, which had been clear prior to this. ... This year's two most powerful active areas, which passed across the solar disk at the beginning of May, 2009, are set to appear in the Sun's eastern sector in two days, on June 6th. ...

Еще в разделе: (Показать все результаты (>53) - www.tesis.lebedev.ru/ )