Kalpana Chawla - Bio, Death, Net Worth, Husband, Age, Fami ...

Kalpana Chawla was a versatile Indian-born American astronaut and engineer who was well recognized for being the first woman of Indian origin to go to space. Sh [...]

Katherine Johnson - Bio, Mathematician, NASA, Death, Death ...

Katherine Johnson was an American mathematician working at NASA. She worked for 35 years at NASA. She is credited as one of the first African-American women to [...]