by J. G. Porter , Ph.D., F.R.A.S.
This month Dr. Porter talks mainly about eclipses of the moon.
The diagram shows the position of the full moon in eclipse at 8.0 p.m. on March 24, looking south-east.
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by J. G. Porter , Ph.D., F.R.A.S.
This month Dr. Porter talks mainly about eclipses of the moon.
The diagram shows the position of the full moon in eclipse at 8.0 p.m. on March 24, looking south-east.