binary pulsars

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• Binary pulsar — A binary pulsar is a pulsar with a binary companion, often another pulsar, white dwarf or neutron star. They are one of the few objects which allow physicists to test general relativity in the case of a strong gravitational field. Although the… …   Wikipedia

• Pulsars — Pulsar Pour les articles homonymes, voir Pulsar (homonymie). Un pulsar est le nom donné à une étoile à neutrons, tournant très rapidement sur elle même (période typique de l ordre de la seconde, voire beaucoup moins pour les pulsars milliseconde) …   Wikipédia en Français

• X-ray binary — Artist s impression of an X ray Binary X ray binaries are a class of binary stars that are luminous in X rays. The X rays are produced by matter falling from one component, called the donor (usually a relatively normal star) to the other… …   Wikipedia

• Neutron star — redirects here. For the story by Larry Niven, see Neutron Star (short story). Neutron stars crush half a million times more mass than Earth into a sphere no larger than Manhattan. A neutron star is a type of stellar remnant that can result from… …   Wikipedia

• General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …   Wikipedia

• Tests of general relativity — General relativity Introduction Mathematical formulation Resources Fundamental concepts …   Wikipedia

• Pulsar kicks — Pulsar kick Observation data Epoch J2000      Equinox J2000 Constellation Cygnus Right ascension 15h 09m 25.689s …   Wikipedia

• Nobel Prizes — ▪ 2009 Introduction Prize for Peace       The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …   Universalium

• Magnetar — For the hedge fund, see Magnetar Capital. Artist s conception of a magnetar, with magnetic field lines A magnetar is a type of neutron star with an extremely powerful magnetic field, the decay of which powers the emission of copious amounts of… …   Wikipedia

• Joseph Hooton Taylor, Jr. — Infobox Scientist name = Joseph Hooton Taylor, Jr. imagesize = 180px birth date = birth date|1941|03|29|df=yes birth place = Philadelphia, Pennsylvania, USA nationality = United States field = Physics work institutions = Princeton University… …   Wikipedia

• Compact star — In astronomy, the term compact star (sometimes compact object) is used to refer collectively to white dwarfs, neutron stars, other exotic dense stars, and black holes. These objects are all small for their mass. The term compact star is often… …   Wikipedia