... Visible in this image are dense knots of dark interstellar dust , bright stars that have formed in the past few million years, fields of glowing hydrogen gas ionized by these stars, and great loop s of gas expelled by dying stars. ... PAHs are thought to be created in the cooling gas of star forming regions, and their development in the Sun's formation nebula five billion years ago may have been an important step in the development of life on Earth. ... Generations of Stars in W5 . ...

... 2013 June 11 . Star Forming Region NGC 3582 . ... Explanation: What's happening in the NGC 3582 nebula? Bright stars and interesting molecules are forming. The complex nebula resides in the star forming region called RCW 57. Visible in this image are dense knots of dark interstellar dust , bright stars that have formed in the past few million years, fields of glowing hydrogen gas ionized by these stars, and great loop s of gas expelled by dying stars. ... About APOD | ...

... GOODS unites extremely deep observations from NASA's Great Observatories, Spitzer , Hubble , and Chandra , ESA's Herschel and XMM-Newton , and from the most powerful ground-based facilities, to survey the distant universe to the faintest flux limits across the electromagnetic spectrum. ... The space-based observations are complemented by ground-based imaging and spectroscopy, including extensive commitments of ESO and NOAO observing time. ... 2010-04-10: Deep VLA 1.4 GHz data for GOODS-North . ...

... GSAOI Home . ... Science . ... Deep imaging at J , H , and K is required to identify all stellar objects, brown dwarfs, and planetary mass objects in the central region of the Orion Nebula Cluster down to masses comparable to that of Jupiter. This is required to establish the initial mass function, i.e., the number of stars of each mass that have formed, in this region of intense massive star formation. ... The fields of the GSAOI detectors are shown as four green squares in each frame. ...

ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Information & tools for observers . ... Australia Telescope Online Archive (ATOA) . ... ATCA | ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... The Australia Telescope National Facility Colloquium . ...

Next: Low-Mass Star Formation Up: M.D. Smith Previous: M.D. Smith Contents . Massive stars are of elevated importance in our Universe for several reasons. ... During their lives, they influence the nurseries in which new stars might form. ... He and Michael Smith investigated the consequences of massive star formation in one such region of our Galaxy. They uncovered that massive stars are forming in the Rosette Molecular Complex at a rate way beyond previous expectations. ...

... Star Atlas . Product Reviews . ... Airborne observatory views star-forming region W40 . ... A new image from NASAт??s Stratospheric Observatory for Infrared Astronomy (SOFIA) provides the highest resolution mid-infrared image taken to date of the massive star formation region in our galaxy known as W40. ... This mid-infrared image of the W40 star-forming region of the Milky Way galaxy was captured recently by the FORCAST instrument on the 100-inch telescope aboard the SOFIA flying observatory. ...

The critical role of disks in the formation of high-mass stars . ... Sacco, G.G., Randich, S., Franciosini, E., Pallavicini, R., Palla, F. 2006, A Letters, in press . ... Scelsi, L., Maggio, A., Micela, G., Pillitterei, I., Stelzer, B., Briggs, K., Guedel, M., Grosso, N., Audard, M., Palla, F. 2006, A , in press . ... Franciosini, E., Pillitteri, I., Stelzer, B., Micela, G., Briggs, K.R., Scelsi, L., Telleschi, A., Audard, M., Palla, F., Guedel, M. 2006, A , in press . ... Star Formation Group . ...

... Science . ... Science Users Information > Science and Technical Meetings > Conferences 2012 > Star and Planet Formation Workshop . ... Observing with ESO Telescopes . ... On 14 May 2012 we held a one-day workshop in the ESO Auditorium with the aim of bringing the star and planet formation community from ESO-MPE-USM together. ... J. Ascenso (ESO) Star formation in giant complexes . ... C. Manara (ESO) The role of accretion in the formation of stars and planets: a VLT/X-Shooter perspective . ...

... We report on our ongoing project ``Infrared Study of HII Regions Associated with Small Clouds.' ... These IR data, combined with optical imaging (which will be obtained from the IAC-80 telescope), IRAS survey maps, and existing CO observations of the associated clouds, will allow us to undertake a detailed investigation of the gas-to-dust mass ratio, initial mass function and the star-formation efficiency in these complexes. ... CHECKPSF: check the PSF (Point Spread Function) model, . ...

... Dept. for Physics of Stars&Galaxies . ... Using a database view Sloan Digital Sky Survey (SDSS), containing almost a million spectra created 15,000 sample galaxies with active star formation, which is used for various studies and physical state of evolution of galaxies. ... Star clusters of the Galaxy . The project MWSC (Milky Way Star Clusters) directory using 2MASS, which includes nearly 500 million vision to the limit Ks = 15.3, analyzed more than 4,000 cluster-like objects in the galaxy. ...

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 . ...

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 . ...

... SEARCH ASP SITE: Match ALL words Match ANY word . ... The Fiery Birth of Chondrules . ... Chondrules are among the oldest objects in the solar system, dating back to the period when the Sun formed" says Anders Meibom of Stanford University, coauthor of a new paper that examines the chondrules in two chondrites to learn more about how the planets in our solar system formed. ... Lightning zaps and shock waves briefly heated isolated regions of the disk, partially melting the dust. ...

... This is one of the results from the Arecibo Methanol Maser Galactic Plane Survey that is being presented by graduate student Jagadheep D. Pandian of Cornell University, Ithaca, New York, Dr. Paul F. Goldsmith of Jet Propulsion Laboratory, Pasadena, California and Dr. Avinash A. Deshpande of Raman Research Institute, Bangalore, India to the American Astronomical Society meeting in Washington DC. ... Methanol masers at 6.7 GHz are beacons of massive star formation in our Galaxy. ...

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

... Maryeva O.V., Abolmasov P.K. ?Modeling the optical spectrum of Romano's star?, ... Maryeva O.V., Abolmasov P.K. ?Modeling the optical spectrum of Romano's star in Minimum Brigtness?, vol.23 pp.79-83, Odessa Astronomical Publications, (2010) . ... Maryeva Olga ``Spectropolarimetry and modeling of WR156'', Proceedings of the International Astronomical Union, IAU Symposium ``New windows on massive stars: asteroseismology, interferometry, and spectropolarimetry'', 307, 387-388, (2015) . ...

... The project assumes creation of an international space observatory - the interferometer "Earth - Space - Space" in order to perform of astronomical investigations in millimeter, submillimeter and infrared regions with extremely high sensitivity (to a few nanoJanskies units of flux density in continuum spectrum) and extremely high angular resolution (to a parts of microsecond of arc or, possibly, nanosecond). ... radio-interferometric channels of the system "Space - Space", region 0.2 - 3 mm; . ...

... The earliest X--ray observations were carried out in the mid--1970s. X--ray luminosities of order L erg/sec were detected in the 2-11 keV range in the direction of the Orion star forming region. ... These observations showed that the O and B stars were the brightest X--ray sources, and that TTs were also associated with emission. Feigelson and Kriss (1981) showed that some of the X--ray sources were associated with PMS stars which had not been previously detected which H surveys. ...

Large-Scale Structure of the local Universe with INTEGRAL observatory >200-300 , . ... It is now widely accepted, that practically every galaxy in the local Universe has supermassive black hole and some of these black holes are AGNs. ... 136 ( ) 49- . ... The map of the survey is shown on the left. ... Using Hard X-ray all-sky survey such important properties of nearby Universe as energetics of accretion to the supermassive black holes and large-scale mass distribution of matter were studied. ...