RT @Astroguyz: #Bornonthisday 1951: Astronaut & Physicist Sally Ride: bit.ly/jnTDuh 1st US woman in space, veteran of STS-7 & -41G.
RT @Astroguyz: #Bornonthisday 1951: Astronaut & Physicist Sally Ride: bit.ly/jnTDuh 1st US woman in space, veteran of STS-7 & -41G.