In 1974, a radio message was sent out from the Arecibo observatory in Puerto Rico towards a globular cluster, 21,000 light- years away. Approximately how far has this message gotten as of today?
A)It's just beyond the Neptune in our solar system
B)It's already arrived at the globular cluster.
C)It's just passing through the Oort cloud surrounding our solar system
D)It's almost at the center of the Milky Way.
E)It's just passing stars that are close neighbors to the Sun in the Milky Way.

Question

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The Answer of In 1974, a radio message was sent out from the Arecibo observatory in Puerto Rico towards a globular cluster, 21,000 light- years away. Approximately how far has this message gotten as of today?
A)It's just beyond the Neptune in our solar system
B)It's already arrived at the globular cluster.
C)It's just passing through the Oort cloud surrounding our solar system
D)It's almost at the center of the Milky Way.
E)It's just passing stars that are close neighbors to the Sun in the Milky Way.

In 1974, a Radio Message Was Sent Out from the Arecibo