... Neutrinos in the Sun . ... Readily produced in nuclear reactions and particle collisions, they can easily pass completely through planet Earth without once interacting with any other particle. Comet SOHO and Nebulae in Orion . ... Solar Flares Cause Sun Quakes . ... Earth is the only planet in the Solar System where the present surface temperature and pressure allow the three forms of water, solid (ice), liquid (ocean), and gas (water vapor condensing in clouds) to exist simultaneously. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. January 19, 1998 . The Hubble 5 Planetary Nebula . ... WFPC2 , HST , NASA . Explanation: The Hubble Double Bubble Planetary Nebula is bubbling over with excitement. More mundanely known as Hubble 5 , this bipolar planetary nebula is being created by a hot wind of particles streaming away from the central star system. ... About APOD > . ...

... HST . ... Data . ... HST Overview . Overview . ... Cycle 24 Announcement . ... Retrieving HST Data . ... Instruments . ... Grism Spectroscopy . ... UVIS Flats . ... Instrument Handbook . Data Handbook . ... The Wide Field Camera 3 (WFC3) is a fourth-generation UVIS/IR imager aboard the Hubble Space Telescope (HST). WFC3 was installed in May 2009 during HST servicing mission 4, and replaces the Wide Field Planetary Camera 2 (WFPC2). ... ISR 2016-09: WFC3 Cycle 22 Proposal 14007: UVIS Gain . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... This image of the Tarantula Nebula comprises one of the largest mosaics ever assembled from Hubble photos and includes observations taken by HubbleтАЩs Wide Field Camera 3 and Advanced Camera for Surveys, combined with observations from the European Southern ObservatoryтАЩs MPG/ESO 2.2-metre telescope which trace the location of glowing hydrogen and oxygen. ... Subscribe to Astronotes . ...

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

... Gallery . ... Wide Field Survey Images . Miscellaneous Wide Field Images . Orion Nebula by the Hubble Space Telescope . Sidebar Left . Sidebar Top . ... Title: Orion Nebula by the Hubble Space Telescope . Description: NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ... Orion Nebula by the Hubble Space Telescope NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ...

... STScI-PRC97-07 Hubble Camera Resumes Science Operation With Picture Of "Butterfly" In Space. The Hubble Space Telescope's Wide Field and Planetary Camera 2 (WFPC2) is back at work, capturing this black-and-white image of the "butterfly wing"-shaped nebula, NGC 2346. ... Credit: Massimo Stiavelli (STScI), and NASA other team member: Inge Heyer (STScI) Image files in GIF and JPEG format and captions may be accessed on the Internet via anonymous ftp from oposite.stsci.edu in /pubinfo. ...

An image of the grand design of spiral galaxy M100 obtained with NASA's Hubble Space Telescope resolves individual stars within the majestic spiral arms. ... Hubble has the ability to resolve individual stars in other galaxies and measure accurately the light from very faint stars. This makes space telescope invaluable for identifying a rare class of pulsating stars, called Cepheid Variable stars embedded within M100's spiral arms. ... 617) 495-7062 . Fax: (617) 495-7356 . ...

The Astronomy Shop . ... AstroGuide | Calendar | ... Shop | ... Calendars | Hubble Space Telescope Calendar . ... Each monthly grid contains image information and a skywatching guide citing observable events, major moon phases, etc. 12 x 12. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

Photon Scattering: Basic Principle of Photon Scattering . Audio Narration is available . No Scattering: Photon Source and Detector . ... For optical photons, scattering goes as wavelength to the -4 power. In the case of blue photons compared to red photons, this means that blue photons are about 10 times more likely to get scattered than red photons. ... Watch the blue photons scatter away from the detector . ... Interstellar dust make stars appear redder than they really are . ...

... STScI-PRC95-45a CRUCIBLE OF CREATION: PANORAMIC HUBBLE MOSAIC ZOOMS IN ON MAELSTROM OF STAR BIRTH This spectacular color panorama of the center the Orion nebula is one of the largest pictures ever assembled from individual images taken with NASA's Hubble Space Telescope. ... Though this 2.5 light-years wide view is still a small portion of the entire nebula, it includes almost all of the light from the bright glowing clouds of gas and a star cluster associated with the nebula. ...

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http://hubblesite.org/newscenter/archive/releases/1996/22/text/ Probing the mysterious heart of the Crab Nebula, the tattered remains of a stellar cataclysm witnessed more than 900 years ago, astronomers using NASA's Hubble Space Telescope have found that the Crab is even more dynamic than previously understood, based on a cosmic "movie" assembled from a series of Hubble observations. ... Because of this flickering, the neutron star is also called a "pulsar." ...

... Это первое изображение звезды, отличной от Солнца, полученное космическим телескопом. Звезда, называемая Aльфой Ориона (Бетельгейзе), отмечена крестиком на правом изображении зимнего созвездия Ориона (Охотника). На изображении показана огромная ультрафиолетовая атмосфера звезды с таинственным ярким пятном размером в десять раз большим диаметра Земли и имеющем температуру по-крайней мере на 2000 К больше температуры остальной поверхности звезды. ...

... Tonight's Sky . ... Sky this Month . ... Star Atlas . Product Reviews . ... stars . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Sky this Week . ... Astronomy for Kids . ... Hubble offers a dazzling view of the Necklace Nebula . ... The object, aptly named the Necklace Nebula, is a recently discovered planetary nebula, the glowing remains of an ordinary, Sun-like star. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

... Recherche dans le site : . Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . des actualit–їs . ... Accueil Feu d'artifice stellaire dans Helix . ... Ces amas de mati–Rre, aussi grands que notre Syst–Rme solaire et d'une masse –їquivalant –Љ 10% du Soleil, –їtaient d–їj–Љ connus des astronomes. ... 06/04/2016 - Le journal de bord de Thomas Pesquet (21) . ... 25/02/2016 - Un myst–їrieux –їclair radio localis–ї dans une lointaine galaxie . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... News . ... S.P. Korolev Rocket and Space Corporation Energia held a session, chaired by the Corporation President and General Designer V.A. Lopota, of the Council of Chief Designers for the Russian Segment of the International Space Station (ISS). ... RSC Energia proposal to return the crew of ISS-28/29 onboard Soyuz TMA-02M on November 22, 2011; . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

The main objective of measurements of charged particles and plasma flux characteristics in the INTERBALL project is to study the spatial structure of the terrestrial magnetosphere as a global system in various scales and for varying external conditions. ... The SPS spectrometer is designed for estimating the ion energy and angular distributions and for measurements of the electron energy distributions. ... Particles under measurements . ions/electrons . ions . ... 3 for ions,1 for electrons . ...

... Astronomy news . ... Double Engine Fuels Star's Remarkable Nebula . ESO has just released a stunning new image of a field of stars towards the constellation of Carina (the Keel). ... Interactions in this double system, surrounded by a dusty disc, may be the engine fuelling the star s remarkable nebula. The new image, showing a very rich field of stars towards the Carina arm of the Milky Way, is centred on the star HD 87643, a member of the exotic class of B[e] stars [1]. ...

HEXTE Phoswich Detector 6/19/2006 Calibration Workshop, Iceland 2006 1 HEXTE Features Aperture Modulator AGC Detector "Mu Metal" Housing 6/19/2006 Calibration Workshop, Iceland 2006 Particle Monitor 2 RXTE/HEXTE Design and Calibration · Calibration begins with instrument design. ... 6/19/2006 Calibration Workshop, Iceland 2006 7 HEXTE Calibration -- Energy Resolution All of the detectors could not be taken to the synchrotron beam for detailed calibration. ...