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Mystery Of Nearby SS Cygni Star System Finally Resolved
2013-05-23 13:22:47

John P. Millis, PhD for redOrbit.com — Your Universe Online In 1990 the Hubble Space Telescope measured the distance to a nearby star system known as SS Cygni. Composed of a low-mass main sequence star and a compact object known as a white dwarf — a stellar remnant about the mass of our Sun, but compressed to the size of the Earth. The distance measured by Hubble puzzled scientists, as the measured brightness of the system was considerably higher than expected. If correct,...


Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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