Asteroids Named for Four Religious Sisters Who Mapped Half a Million Stars

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Asteroids Named for Four Religious Sisters Who Mapped Half a Million Stars
Credit: On Being, CC BY-NC-SA 2.0, via Flickr
A team of nuns measures photographic plates for the Carte du Ciel project, circa early 1900s.

In June and September of this year, scientists announced their decision to name four asteroids after the four Catholic religious sisters, the last of whom passed away in 1982.