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Bernard Harris: First African American Spacewalker

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A physician, flight surgeon, and NASA astronaut, Bernard Harris became the first African American to perform a spacewalk in February 1995, .

Source : NASA

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Science & Tech

Hypergiant Star Canis Majoris

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This artist’s impression of hypergiant star VY Canis Majoris shows the star’s vast convection cells and violent ejections.

Source : NASA

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