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massive compact halo object
(redirected from Massive compact halo objects)

   Also found in: Wikipedia 0.01 sec.
massive compact halo object [¦mas·iv ¦käm′pakt ′hā·lō ‚äb‚jekt]
(astronomy)


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Dark matter ranges from the known to the predicted, from black holes to brown dwarfs to the massive compact halo objects (MACHOs), the neutrino, axions, WIMPS or weakly interacting massive particles and the esoteric neutralino.
Later came a competing hypothesis that the dark matter consists of large bodies of normal cold matter, called MAssive Compact Halo Objects, or MACHOs.
He introduces readers to this search, defining what scientists know about the nature of dark matter and introducing candidate hiding places known as massive compact halo objects (MACHOs).
 
 
 
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