Q: How many of the original Mercury 7 astronauts walked on the moon?
A: Although three of the Mercury 7 flew in the Apollo program, only one, Alan Shepard, walked on the moon.

Q: The word "Ozone" comes from what Greek word?
A: ozein, which means "smell", a reference to the chemical's odor.

Q: Who was the first American woman astronaut to perform a spacewalk?
A: Astronaut Kathy Sullivan, was first U.S. woman to perform a spacewalk during STS-41G.

Q: What are Saturn's rings made of?
A: The rings are made of chunks of water ice ranging in size from dust to large houses.

Q: Who was the first African-American to perform spacewalk?
A: On Feb. 9, 1995, Dr. Bernard Harris became the first African-American to walk in space.

Q: What launch pad did the fatal Apollo 1 fire occur on at what was then called Cape Kennedy?
A: Launch Complex 34

Q: Who was the first American Astronaut to ride aboard a Russian Soyuz rocket?
A: Dr. Norm Thagard