1. Scorpion 5 and Gemini
   Enterprise and Voyager
2. Eagle 11 and Phoenix
   Falcon 9 and Dragon

Falcon 9 was named after the Millennium Falcon from "Star Wars." It is used to launch Dragon into orbit. In May 2012, Dragon became the first commercial spacecraft to successfully attach to the International Space Station.

1. Mercury
   Mars
2. Pluto
   Ceres

On Dec. 6, 2014, New Horizons was woken up from months of hibernation with the "Star Trek: Enterprise" theme song, "Where My Heart Will Take Me" also known as "Faith of the Heart." When New Horizons was launched in January 2006, NASA included a portion of Pluto discoverer Clyde Tombaugh's ashes and a 1991 U.S. postage stamp that said "Pluto: Not Yet Explored" with seven other items.

1. Spirit
   Pioneer 10
2. Columbia
   Discovery

On Dec. 3, 1973, Pioneer 10 came within 81,000 miles of Jupiter. Its sister ship, Pioneer 11, was the first spacecraft to make direct observations of Saturn.

1. Pioneer 11
   Discovery
2. Voyager 1
   New Horizons

Voyager 1 is currently in interstellar space. NASA defines interstellar space as the place where the sun's magnetic field stops affecting its surroundings.

1. Mary Cleave and Thomas Hennen
   Ellen S. Baker and Michael Barratt
2. Sally Ride and John Glenn
   Mark Lee and Jan Davis

Mark Lee and Jan Davis flew together aboard Space Shuttle Endeavour. After their mission, NASA policy changed to forbid married couples from being on the same mission.

1. Kathryn Sullivan
   Judith Resnick
2. Christa McAuliffe
   Sally Ride

In 1963, Russian cosmonaut Valentina Tereshkova was the first woman in space. In 1978, Sally Ride would become the first American woman in space. Ride flew on Challenger for the seventh Space Shuttle mission.

1. Star Trek
   Star Wars
2. Lost in Space
   Doctor Who

In 1976, Enterprise left the plant it was manufactured. The cast from "Star Trek: The Original Series" was on hand to welcome it to the world. Gene Roddenberry, DeForest Kelley, George Takei, James Doohan, Nichelle Nichols and Leonard Nimoy were all there.

1. Mercury
   Gemini
2. Apollo
   Space Shuttle

The Space Shuttle program began on April 12, 1981. During the course of the program, there were 6 space shuttles built. The program officially ended on Aug. 31, 2011.

1. John Glenn
   Gus Grissom
2. Sally Ride
   Alan Shepard

The Mercury Seven were Scott Carpenter, Deke Slayton, Gordon Cooper, John Glenn, Gus Grissom, Alan Shepard and Wally Schirra. A group of women called the Mercury 13 were trained at the same time, but there project was not funded by NASA and none of the women ever made it to space.

1. Dale Gardner and Guy Gardner
   Mark Kelly and Scott Kelly
2. Steven Swanson and Daniel Tani
   David Scott and Winston Scott

In 2015 and 2016, Scott Kelly was on the International Space Station, while his brother Mark stayed on Earth. At the end of The Twin Study, NASA found that the way Scott's genes were expressed changed by 7 percent. the genes themselves remained the same.

1. Soyuz
   Sputnik
2. Salyut
   Vostok

The Soyuz can hold 3 people at a time. There is always a Soyuz attached to the International Space Station in case the ISS needs to be evacuated.

1. Apollo
   Space Shuttle
2. Saturn V
   Skylab

The first Saturn V rocket was used on Apollo 4. The first one to launch a crew was Apollo 8, which orbited the moon.

1. Scott Kelly
   Chris Hadfield
2. Richard R. Arnold
   Serena M. Auñón-Chancellor

Scott Kelly was in space for 340 consecutive days. The previous record holder was Michael López-Alegría, who spent 215 consecutive days in space.

1. Discovery
   Endeavour
2. Columbia
   Voyager

John W. Young and Robert Crippen were the first astronauts to fly on Columbia. Columbia successfully completed 27 missions. On Feb. 1, 2003, Columbia was destroyed upon reentry on its 28th mission.

1. Roy D. Bridges
   Christa McAuliffe
2. Michael Collins
   Anna Fisher

Christa McAuliffe and Barbara Morgan were selected for NASA's Teacher in Space Project. On Jan. 28, 1986, Christa McAuliffe was killed shortly after the Space Shuttle Challenger launched. In 2007, Barbara Morgan would go into space in on the Space Shuttle Endeavour.

1. Gus Grissom
   Ed White
2. Roger Chafee
   Buzz Aldrin

Gus Grissom, Ed White and Roger Chafee died in a fire during a preflight test of Apollo 1. After their deaths, the next Apollo mission was designated Apollo 4. There are no flights called Apollo 2 or 3.

1. Apollo 7
   Apollo 9
2. Apollo 10
   Apollo 11

On July 20, 1969, Neil Armstrong and Buzz Aldrin became the first two men to walk on the moon. Michael Collins joined them in space, but did not walk on the moon. He stayed in the command module.

1. Apollo 13
   Apollo 11
2. Apollo 12
   Apollo 16

Jim Lovell, Jack Swigert and Fred Haise were aboard Apollo 13. The plans for the mission were changed after an explosion occurred and damaged an oxygen tank.

1. 1
   5
2. 10
   13

Each Gemini spacecraft held two people. The Gemini missions took place in 1965 and 1966.

1. Columbia
   Opportunity
2. Spirit
   Curiosity

There have been seven Mars Rovers, 2 Soviet, 1 British and 4 Americans. In order of launch date, the rovers are Mars 2, Mars 3, Sojourner, Beagle 2, Spirit, Opportunity and Curiosity.

1. Mare Imbrium
   Sea of Tranquility
2. Grimadli
   Mare Nubium

Neil Armstrong and Buzz Aldrin spent 21 hours and 36 minutes on the moon's surface. While there, they left medallions with the names of the three astronauts who died in the Apollo 1 accident and two cosmonauts who died in accidents.

1. Mercury
   Challenger
2. Sputnik
   Explorer 1

On Jan. 31, 1958, Explorer 1 was launched. A few months earlier, on Oct. 4, 1957, the Soviet Union had successfully launched the first satellite ever. It was named Sputnik.

1. National Airplane and Space Agency
   National Aeronautics and Space Administration
2. National Air and Space Agency
   National Adventure and Space Administration

President Dwight Eisenhower proposed the creation of NASA to Congress on April 2, 1958. On July 29, 1958, NASA was created.

1. Foil blankets
   Incandescent light bulb
2. Dust Busters
   CAT scans

NASA's work has advanced more than space exploration. The organization has also helped create LEDs, water purification systems, wireless headsets and the Jaws of Life.

1. Challenger
   Voyager 1
2. New Horizons
   Galileo

Galileo discovered that Jupiter's moon Europa has an ocean of liquid water under its icy surface. The spacecraft also found that Jupiter's outermost ring is one ring with another one embedded in it.

1. Orlando
   Miami
2. Tampa
   Cape Canaveral

NASA has five launch sites, including Cape Canaveral Air Force Station. The other sites are Vandenberg Air Force Base, Wallops Island Flight Facility, Reagan Test Site and Kodiak Island.

1. Voyager 1
   Hubble
2. New Horizons
   Pioneer 10

The space shuttle Discovery released the Hubble Space Telescope into space. Since its launch, Hubble has had five servicing missions to keep it operational. The James Webb Space Telescope is expected to replace the Hubble Space Telescope.

1. Chris Hadfield
   Alexander Gerst
2. Peggy Whitson
   Timothy Peake

Chris Hadfield was not the first astronaut to play an instrument in space. That title goes to Walter M. Schirra Jr. and Thomas P. Stafford, who played "Jingle Bells" with some bells and a harmonica. They snuck the instruments onto Gemini 6.

1. Scott Kelly
   John Glenn
2. Sally Ride
   Neil Armstrong

In October 1998, John Glenn returned to space to became the oldest person to visit it. He was 77 years old and flew aboard the Space Shuttle Discovery.

1. Alan Shepard
   Buzz Aldrin
2. Jim Lovell
   Neil Armstrong

Jim Lovell was on Apollo 8 and Apollo 13. Over the course of his career, he logged over 700 hours in space.

1. David Scott
   Neil Armstrong
2. Alan Shepard
   Buzz Aldrin

Buzz Aldrin was born Edwin Eugene Aldrin Jr. In 1988, he made his nickname his legal first name. The name "Buzz" comes from his sister's mispronunciation of brother.

1. The moon
   Titan
2. Jupiter
   The Sun

On Nov. 5, 2018, the Parker Solar Probe became the first man-made object to explore the sun. Toward the end of the probe's mission, it will come within 4 million miles of the sun.

1. Conan O'Brien
   Stephen Colbert
2. Steve Allen
   Johnny Carson

Stephen Colbert ended up with a space treadmill named after him. Originally, the name "Colbert' won a contest to name a room on the International Space Station. When NASA declined to name the room Colbert, the organization decided to name the Combined Operational Load Bearing External Resistance Treadmill (COLBERT).

1. International Space Station
   Hubble
2. Skylab
   Atlantis

Skylab was launched on May 14, 1973. Its first crew launched approximately 10 days later. While Skylab would orbit the earth until it crashed back to earth on July 11, 1979, its last crew left in February 1974.

1. Ronald Reagan
   John Adams
2. Franklin Roosevelt
   John F. Kennedy

On May 25, 1961, President John F. Kennedy announced the United States' intention to go to the moon. His goal was to overtake the Soviet Union in the Space Race. On July 20, 1969, Kennedy's vision was achieved.