A map of the night sky created by the ancient Greek astronomer Hipparchus was recently discovered at St. Catherine Monastery in Egypt.
The Occulter will position itself between the Coronagraph and the Sun, creating an artificial eclipse that allows the ...
1hon MSN
Why is the expansion of our universe accelerating? Twenty-five years after its discovery, this phenomenon remains one of the greatest scientific mysteries. Solving it involves testing the fundamental ...
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