Fun & Easy Science for Kids

Kathryn Sullivan

Kathryn Sullivan is a former NASA astronaut. Her full name is Kathryn Dwyer Sullivan. She was born on October 3, 1951, in Paterson, New Jersey. She became the first American women to perform a 3.5 hours spacewalk. She was a part of the...

Kathryn Sullivan

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Planisphere Facts

A Planisphere can be defined as an astronomical instrument which is used to display the location of stars. The term Planisphere has been derived from the Latin word planisphaerium. This instrument is mostly used by star gazers to...

Planisphere Facts

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