The Soyuz TMA-09M spacecraft departs from the International Space Station Zvezda Service Module and heads toward a landing… Free Photo from public domain license 
The Soyuz rocket is rolled out by train to the launch pad, Friday, Dec. 15, 2017. Original from NASA. Digitally enhanced by… Free Photo from public domain license 
Launch of Little Joe-2 from Wallops Island carrying Mercury spacecraft test article. Original from NASA. Digitally enhanced… Free Photo from public domain license 
The launch of Mercury-Atlas 9 on May 15, 1963, carrying astronaut L. Gordon Cooper Jr. Original from NASA. Digitally enhanced… Free Photo from public domain license 
The Soyuz TMA-09M spacecraft departs from the International Space Station Zvezda Service Module and heads toward a landing… Free Photo from public domain license 
The Gemini-12 spacecraft during standup extravehicular activity with the hatch open. Original from NASA. Digitally enhanced… Free Photo from public domain license 
The Agena Target Docking Vehicle seen from the National Aeronautics and Space Administration. Original from NASA. Digitally… Free Photo from public domain license 
The Agena Target Docking Vehicle seen from the National Aeronautics and Space Administration. Original from NASA . Digitally… Free Photo from public domain license 
Early moments of the Apollo 11 launch. The 7.6 million-pound thrust Saturn V first stage boosts the space vehicle to an… Free Photo from public domain license 
The space shuttle Endeavour is seen on launch pad 39a at Kennedy Space Center in Cape Canaveral, Fla, Thursday, April 28… Free Photo from public domain license 
The space shuttle Endeavour is seen on launch pad 39a at Kennedy Space Center in Cape Canaveral, Fla, Thursday, April 28… Free Photo from public domain license 
The photograph of the Saturn V launch vehicle (SA-506) for the Apollo 11 mission liftoff on July 16, 1969, from launch… Free Photo from public domain license 
Closer view of the Agena Target Docking vehicle seen from the Gemini-8 spacecraft during rendezvous in space. Original from… Free Photo from public domain license 
Astronaut Edwin E. Aldrin Jr., beside the deployed United States flag during an Apollo 11 extravehicular activity on the… Free Photo from public domain license 
Space shuttle Atlantis and its four-member STS-135 crew head toward Earth orbit and rendezvous with the International Space… Free Photo from public domain license 
Closer view of the Agena Target Docking vehicle seen from the Gemini-8 spacecraft during rendezvous in space. Original from… Free Photo from public domain license 
Astronaut Eugene A. Cernan, walks toward the Lunar Roving Vehicle during extravehicular activity at the Taurus-Littrow… Free Photo from public domain license 
Atlantis is seen shortly after the rotating service structure was rolled back at launch pad 39a at the NASA Kennedy Space… Free Photo from public domain license 
Atlantis is seen shortly after the rotating service structure was rolled back at launch pad 39a at the NASA Kennedy Space… Free Photo from public domain license 
The docked Russian Mir Space Station is partially visible through the Spacehab viewing port. Original from NASA. Digitally… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Space shuttle Atlantis and its four-member STS-135 crew head toward Earth orbit and rendezvous with the International Space… Free Photo from public domain license 
The Gemini-10 spacecraft is successfully docked with the Agena Target Docking Vehicle 5005. Original from NASA. Digitally… Free Photo from public domain license 
NASA's Voyager 2 was launched on Aug. 20, 1977 from the NASA Kennedy Space Center at Cape Canaveral in Florida. Original from… Free Photo from public domain license 
NASA's Voyager 2 was launched on Aug. 20, 1977 from the NASA Kennedy Space Center at Cape Canaveral in Florida. Original from… Free Photo from public domain license 
The Gemini-12 spacecraft during standup extravehicular activity with the hatch open. Original from NASA. Digitally enhanced… Free Photo from public domain license 
Liftoff of the Apollo 11 lunar landing mission. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Blasting through the hazy late morning sky, the Space Shuttle Discovery soars from Launch Pad 39A on Aug. 7. Original from… Free Photo from public domain license 
The Space Shuttle Discovery soars from Launch Pad 39A Aug. 7 on the 11-day STS-85 mission. Original from NASA. Digitally… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Space shuttle Atlantis and its four-member STS-135 crew head toward Earth orbit and rendezvous with the International Space… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
The Soyuz TMA-19 spacecraft departs the International Space Station on Nov. 25, 2010. Original from NASA . Digitally enhanced… Free Photo from public domain license 
Astronaut John W. Young, commander of the Apollo 16 lunar landing mission, leaps from the lunar surface as he salutes the… Free Photo from public domain license 
Astronaut John W. Young, commander of the Apollo 16 lunar landing mission, leaps from the lunar surface as he salutes the… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Spewing twin columns of fire from the solid rocket boosters as space shuttle Discovery roars into the blue Florida sky toward… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Agena Target Docking Vehicle photographed from Gemini 10 spacecraft. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Launch vehicles used by NASA in its history of exploring space are displayed in the "Rocket Garden" adjacent to the new… Free Photo from public domain license 
Astronaut Edwin E. Aldrin Jr., lunar module pilot, is photographed during the Apollo 11 extravehicular activity (EVA) on the… Free Photo from public domain license 
Astronaut Edwin E Aldrin Jr, Lunar Module (LM) pilot descends from the LM, climbing down the ladder. Original from NASA.… Free Photo from public domain license 
Astronaut Edwin E Aldrin Jr, Lunar Module (LM) pilot descends from the LM. Original from NASA . Digitally enhanced by… Free Photo from public domain license 
At Vandenberg Air Force Base in California, the Orbital Sciences Pegasus XL rocket is ready for mating to the AIM spacecraft.… Free Photo from public domain license 
The Space Shuttle Discovery soars from Launch Pad 39A Aug. 7 on the 11-day STS-85 mission. Original from NASA. Digitally… Free Photo from public domain license 
View of Apollo 15 space vehicle leaving VAB to Pad A, Launch Complex 39. Original from NASA . Digitally enhanced by rawpixel. Free Photo from public domain license 
The Space Shuttle Discovery soars from Launch Pad 39A Aug. 7 on the 11-day STS-85 mission. Original from NASA. Digitally… Free Photo from public domain license 
APOLLO XII - countdown demonstration test (CDDT). Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Photograph of MSC-8 color patch outside spacecraft during docking. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Liftoff of the Apollo 11 lunar landing mission. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
Artist's concept of the Skylab in orbit. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
The space shuttle Atlantis on Launch Pad 39A is at the Kennedy Space Center on Tuesday, May 31, 2011, in Florida. Original… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
Space Shuttle Discovery climbs the five percent grade to the top of the hardstand at Launch Pad 39A. Original from NASA.… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
NASA astronauts in space - Sept 13th, 1966. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Space shuttle Atlantis is seen as it launches from pad 39A on Friday, July 8, 2011, at NASA's Kennedy Space Center in Cape… Free Photo from public domain license 
Nighttime, ground level view of Pad A, Launch Complex 39, Kennedy Space Center, showing the Apollo 13. Original from NASA.… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
The American Flag heralds the flight of Apollo 11, man's first lunar landing mission. Original from NASA. Digitally enhanced… Free Photo from public domain license 
Orbiter Discovery is poised on Launch Pad 39A as the sun sets the evening prior to its maiden launch. Original from NASA.… Free Photo from public domain license 
Artist concept illustrating the relative sizes of the one-man Mercury spacecraft, the two-man Gemini spacecraft, and the… Free Photo from public domain license 
Russia's Mir Space Station, backdropped over Earth's horizon. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
Shooting like a roman candle into Florida's blue sky, Space Shuttle Discovery kicks off the Fourth of July fireworks with its… Free Photo from public domain license 
Astronaut Eugene A. Cernan took this close-up view of the Gemini-9A spacecraft during his extravehicular activity on the… Free Photo from public domain license 
This picture of the International Space Station was photographed from the space shuttle Atlantis in the early hours of July… Free Photo from public domain license 
The launch of space shuttle Discovery on the STS-131 mission was captured from a field of Florida Power & Light solar panels… Free Photo from public domain license 
Liftoff - Apollo-Soyuz Test Project (ASTP) - KSC
S75-28547 (15 July 1975) --- The Apollo-Soyuz Test Project's (ASTP) NASA… Free Photo from public domain license 
The space shuttle Atlantis on Launch Pad 39A is at the Kennedy Space Center on Tuesday, May 31, 2011, in Florida. Original… Free Photo from public domain license 
Xenon lights illuminate space shuttle Discovery as it makes its nighttime trek, known as rollout, from the Vehicle Assembly… Free Photo from public domain license 
A nearly full Moon sets as the space shuttle Discovery sits atop Launch pad 39A at the Kennedy Space Center in Cape… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
The second free-flight test of an evolving series of X-38 prototypes took place July 10, 2001 when the X-38 was released from… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
View of the Soyuz TMA-11 on approach to the ISS. Original from NASA. Digitally enhanced by rawpixel. Free Photo from public domain license 
The Soyuz TMA-19 spacecraft departs the International Space Station on Nov. 25, 2010. Original from NASA . Digitally enhanced… Free Photo from public domain license 
Atlantis is seen as it launches from pad 39A on Friday, July 8, 2011, at NASA's Kennedy Space Center in Cape Canaveral, Fla.… Free Photo from public domain license 
Discovery lifts off from Launch Pad 39A at NASA's Kennedy Space Center in Florida beginning its final flight, the STS-133… Free Photo from public domain license 
The SpaceX Dragon commercial cargo craft is grappled by the International Space Station’s Canadarm2 robotic arm. Oct… Free Photo from public domain license 
The space shuttle Discovery is seen shortly after the Rotating Service Structure was rolled back at launch pad 39A, at the… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
A nearly full Moon sets as the space shuttle Discovery sits atop Launch pad 39A at the Kennedy Space Center in Cape… Free Photo from public domain license 
Engineers will use a backscatter device to examine space shuttle Discovery's external fuel tank on Launch Pad 39A at NASA's… Free Photo from public domain license 
Space shuttle Atlantis, attached to its bright-orange external fuel tank and twin solid rocket boosters on Launch Pad 39A at… Free Photo from public domain license 
The space shuttle Discovery is seen shortly after the Rotating Service Structure was rolled back at launch pad 39A, at the… Free Photo from public domain license 
On Launch Pad 39A at NASA's Kennedy Space Center in Florida, a new 7-inch quick disconnect is installed on the ground… Free Photo from public domain license 
After rollback of the rotating service structure on Launch Pad 39B, Space Shuttle Discovery stands bathed in spotlights.… Free Photo from public domain license