cosmic х- (gamma-) ray burst
41Reuven Ramaty High Energy Solar Spectroscopic Imager — (RHESSI, or more rarely Explorer 81) is the sixth mission in the line of NASA Small Explorer missions (also known as SMEX). Launched on 5 February 2002, its primary mission is to explore the basic physics of particle acceleration and explosive… …
42Gammablitz — Künstlerische Darstellung eines hellen Gammablitzes in einer Sternenformation. Die Energie aus der Explosion strahlt in zwei schmalen, entgegengesetzt gerichteten Jets. Gammablitze, Gammastrahlenblitze, Gammastrahlenausbrüche oder auch… …
43Astronomy — (from the Greek words astron (ἄστρον), star , and nomos (νόμος), law ) is the scientific study of celestial objects (such as stars, planets, comets, and galaxies) and phenomena that originate outside the Earth s atmosphere (such as the cosmic… …
44Granat — Infobox Space telescope name = International Astrophysical Observatory GRANAT caption = picture credit: NASA organization = Soviet space program major contractors = NPO Lavochkin alt names = nssdc id =… …
45Observable universe — For a general discussion of the universe, see Universe. Visualization of the 93 billion light year – or 28 billion parsec – three dimensional observable universe. The scale is such that the fine grains of light represent collections of large… …
46OSO 7 — The OSO 7 satellite, like the other Orbiting Solar Observatory missions, was primarily a solar observatory designed to point a battery of UV and X ray telescopes at the Sun from a platform mounted on a cylindrical wheel …
47Plasma cosmology — [ Hannes Alfvén suggested that, by scaling laboratory results by a factor of 109, he could extrapolate magnetospheric conditions. Another scaling jump of 109 was required to extrapolate to galactic conditions, and a third jump of 109 was required …
48Micro black hole — MBH redirects here. For other uses see MBH (disambiguation) Micro black holes are tiny black holes, also called quantum mechanical black holes or mini black holes, for which quantum mechanical effects play an important role.[1] It is possible… …
49Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat …
50Redshift — This article is about the astronomical phenomenon. For other uses, see Redshift (disambiguation). Physical cosmology …
