Word: coro
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Dates: during 1970-1979
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ANNULAR and partial eclipses of the sun are not very interesting to scientists because the remaining two or three per cent of the ?? disc completely drowns out the coro?-a halo that is 500,000 times fain??er than the rest of the sun. It is possible to study the corona without an ??clips by using a coronagraph-a met?? disc held in front of telescope to create an artificial eclipse. However, interplanetary dust and sunlight scattered in the upper atmosphere obliterate the corona's fine details...