x-ray survey
1Ray Bradbury — Born August 22, 1920 (1920 08 22) (age 91) Nationality American …
2Ray River — Ray RiverVorlage:Infobox Fluss/GKZ fehlt Lage Alaska Flusssystem Yukon River Vorlage:Infobox Fluss/ABFLUSSWEG fehlt Quellgebiet Alaska Inte …
3Ray Olivier — infobox football official name = Ray Olivier fullname = Raymond J Olivier dateofbirth = birth date and age|1958|9|21 cityofbirth = Sutton Coldfield, West Midlands countryofbirth = England dateofdeath = cityofdeath = countryofdeath =… …
4Gamma ray burst — [ GRB 990123 taken on January 23, 1999. The burst is seen as a bright dot denoted by a square on the left, with an enlarged cutout on the right. The object above it with the finger like filaments is the originating galaxy. This galaxy seems to be …
5Super Soft X-ray Source — (auf deutsch etwa superweiche Röntgenquelle) bezeichnet ein astronomisches Objekt, dessen elektromagnetische Strahlung überwiegend im Bereich der weichen Röntgenstrahlung (von 0,1 bis 2,5 keV) emittiert wird. Die meisten SSS sind in… …
6Compton Gamma Ray Observatory — General information NSSDC ID 1991 027B Organization NASA …
7Wide-field Infrared Survey Explorer — (WISE) WISE prior to its mission into orbit …
8Fermi Gamma-ray Space Telescope — Infobox Space telescope name = Fermi Gamma ray Space Telescope (GLAST) caption = Artist s conception of the GLAST satellite organization = NASA, the United States Department of Energy, and government agencies in France, Germany, Italy, Japan, and …
9X-ray astronomy — X rays start at 0.008 nm and extend across the electromagnetic spectrum to 8 nm, over which the Earth s atmosphere is opaque. X ray astronomy is an observational branch of astronomy which deals with the study of X ray observation and detection… …
10Array of Low Energy X-ray Imaging Sensors — The Array of Low Energy X ray Imaging Sensors (ALEXIS) X ray telescopes feature curved mirrors whose multilayer coatings reflect and focus low energy X rays or extreme ultraviolet light the way optical telescopes focus visible light. The… …
