... of stellar activity in dwarf main sequence stars using SDSS spectra; characterizing star formation in the nearby low-mass-star forming Taurus Molecular Cloud based on SDSS imaging and spectroscopy and imaging in the seven bands of the Spitzer space ...
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Ссылки http://www.princetonastronomy.org/newsletters/03_2010sidereal.pdf -- 971.3 Кб -- 04.03.2010 Похожие документы
... This planetary nebula is a remnant of the late stage of evolution of a massivestar which ejected much of its outer layers of gases about 3000 years ago. ...
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Ссылки http://www.princetonastronomy.org/newsletters/midsummer_2006.pdf -- 760.6 Кб -- 25.07.2006 Похожие документы
... hydrogen to helium) takes place this is how the Sun shines - but lower mass objects (like the planets in the Solar System) don't. Where's the dividing line, and what are the objects like that are too low mass to be stars, but too high mass to be planets ...
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Ссылки http://www.princetonastronomy.org/newsletters/01_2004sidereal.pdf -- 281.1 Кб -- 02.02.2004 Похожие документы
... A remnant of the late stages of evolution of a massivestar which ejected much of its outer layers of gases about 3500 years, M27 is about 1000 light years distant and shines by fluorescence from the central star 's core, and is strikingly beautiful ...
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Ссылки http://www.princetonastronomy.org/newsletters/midsummer_05.pdf -- 337.8 Кб -- 25.07.2005 Похожие документы
... However, uncertainties in the estimates of masses of stars in star-dominated spiral galaxies (such as our own Milky Way) previously had precluded a definitive test. http://esciencenews.com/articles/2011/02/23/gas.rich.galaxies.confirm.prediction.modified ...
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Ссылки http://www.princetonastronomy.org/newsletters/04_2011sidereal.pdf -- 975.2 Кб -- 08.04.2011 Похожие документы
... Smallest Planet Detected: Using a technique called microlensing, astronomers have discovered an extrasolar planet only 5 times the mass of Earth and orbiting a star in the Sagittarius constellation. ...
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Ссылки http://www.princetonastronomy.org/newsletters/02_2006sidereal.pdf -- 805.6 Кб -- 09.02.2006 Похожие документы
... To find this, the team imaged a 36-square degree field containing 12,000 stars every two minutes all night for two months, and then analyzed the massive volume of data to detect 16 stars that showed evidence of transits. ...
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Ссылки http://www.princetonastronomy.org/newsletters/09_2004sidereal.pdf -- 509.4 Кб -- 06.09.2004 Похожие документы
... GJ 1214b is 2.7 times the size of Earth and 6.5 times as massive.) ... solid (some combination of rock or ices), unlike the hundreds of Jupiter-sized gas giants found to date around distant stars ...
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Ссылки http://www.princetonastronomy.org/newsletters/12_2010sidereal.pdf -- 835.2 Кб -- 08.12.2010 Похожие документы
... Star Party Florida Keys, Florida http://www.scas.org/ April 8 - 10 Delmarva Star Party Tuckahoe State Park, Maryland http://www.delmarvastargazers.org April 8 10 South Jersey Spring Star Party Belleplain State Forest, New Jersey http://hometown.aol.com ...
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Ссылки http://www.princetonastronomy.org/newsletters/03_2005sidereal.pdf -- 363.5 Кб -- 02.03.2005 Похожие документы