Kimberly Hickok

Reference Quantum entanglement is one seriously long-distance relationship.

Reference Apollo 13 was NASA's third moon-landing mission but the astronauts never made it to the lunar surface. It stands as an example of the dangers of space travel.

Reference A supernova is what happens when a star has reached the end of its life and explodes in a brilliant burst of light.

The first scheduled passenger airline service flew from St. Petersburg to Tampa, FL in 1914.

Here's a summary of Bob Behnken's career.

Here's a brief summary of Doug Hurley's career as a pilot and pioneering astronaut.

Fred Haise is an ex-NASA astronaut most famous for his role as the lunar module pilot on the nearly-disastrous Apollo 13 mission.

Jack Swigert was an expert pilot and NASA astronaut most famous for his role as command module pilot for Apollo 13.

Jim Lovell flew on four missions to space, saw the moon twice and almost died on Apollo 13.

Alexei Leonov was the first person to leave the relative safety of his spacecraft and experience the silence of space.