galactic radio waves

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• Radio astronomy — is a subfield of astronomy that studies celestial objects at radio frequencies. The field originated from the discovery that many astronomical objects emit radiation in the radio wavelengths as well as optical ones. The great advances in radio… …   Wikipedia

• galactic noise — n. radio waves emanating from sources outside the solar system but within the Milky Way galaxy * * * …   Universalium

• galactic noise — n. radio waves emanating from sources outside the solar system but within the Milky Way galaxy …   English World dictionary

• radio source — Astron. a cosmic object or phenomenon, as a galaxy, pulsar, quasar, or the remnant of a supernova or of a galactic collision, that emits radio waves. [1945 50] * * * ▪ astronomy       in astronomy, any of various objects in the universe that emit …   Universalium

• radio source — noun an object that radiates radio waves (Freq. 3) • Hypernyms: ↑radiator * * * noun : a region of the sky exclusive of the sun and members of the solar system from which microwave energy is received * * * Astron. a cosmic object or phenomenon,… …   Useful english dictionary

• Radio Galaxies —    These galaxies emit radio signals up to 100,000,000 times stronger than our own. These radio signals don t originate from the galaxy itself, but from a plasma cloud (superheated, ionized gases) located hundreds of thousands to millions of… …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Galactic North — This article is about the book. For the celestial direction, see Galactic coordinate system. Galactic North   …   Wikipedia

• North American Nanohertz Observatory for Gravitational Waves — The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) is a consortium of astronomers [1] who share a common goal of detecting gravitational waves via regular observations of an ensemble of millisecond pulsars using with the… …   Wikipedia

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium

• telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

• 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