The commander of the international space station Friday told CNN that the delay in the arrival of an unmanned commercial vehicle was "a little bit disappointing," but that it would be "unrealistic" to expect a complex and reliable system to be ready to go on the first try.
China plans to put laboratories in space, collect samples from the moon and prepare to build space stations over the next five years, according to an ambitious plan released this week aimed at putting the country on the global map for space exploration.
A Russian rocket carrying three flight engineers heads for the International Space Station.
A Russian rocket lifted off from the Baikonur Cosmodrome in Kazakhstan on Wednesday, with a crew of three bound for the International Space Station.
CNN's John Vause interviews Ken Robinson on the war and the war-weary on the 10th anniversary of the Afghan war.
From the Arab Spring to a global economic crisis to the killing of Osama bin Laden, 2011 has been defined by historic and dynamic events that will shape the world in the years ahead.
A piece of debris hurling through space no longer presents enough of a threat to force the International Space Station crew to move, NASA said late Tuesday.
Three astronauts returned safely to Earth on Tuesday after spending almost six months in space, NASA said.
A Russian rocket lifted off from the Baikonur Cosmodrome in Kazakhstan on Monday, with a crew of three bound for the International Space Station.
An unmanned Russian probe launched on a mission to Mars early Wednesday failed to reach full orbit, the nation's space chief said.
China's unmanned spacecraft Shenzhou-8 successfully docked with the lab module Tiangong-1 early Thursday, another milestone in Beijing's plan to build a space station.
NASA announces that Boeing will use Kennedy Space Center to build commercial spacecraft and create more than 500 jobs.
China launches an experimental space platform to test docking systems for a space station. CNN's Eunice Yoon reports.
China on Thursday launched its first space laboratory module, marking another step upward for its space program.
China's first space laboratory module launched Thursday, according to state-run media, an important milestone in China's plan to build a space station.
CNN's Eunice Yoon reports on China's space program and the upcoming launch of an experimental space platform.
A satellite whose orbit is degrading will fall back to Earth Friday afternoon, but only some of its pieces will survive the fiery ride through the atmosphere, NASA scientists said Thursday.
NASA and its partners have worked out a tentative schedule that will send flights back to the International Space Station.
Satellite failures could become more commonplace, scientists have warned, as the amount of space debris reaches a "tipping point."
On August 24, the launch of Progress 44P -- an unmanned Russian space freighter -- failed after the third stage of the Soyuz rocket carrying it suffered an as-yet-unknown problem. Pieces of the failed launch were recovered some 40 miles north of the Chinese-Siberian border in a wooded area.
The Russian space agency on Monday postponed the launch of a new manned mission to the International Space Station due to last week's accident in which an unmanned cargo craft was lost, the state news agency RIA Novosti reported.
A Russian space freighter carrying cargo to the International Space Station has crashed in a remote area of Siberia, Russian emergency officials said Wednesday.
"Getting away from it all" may be a travel marketing cliché, but the phrase might take on a whole new meaning come 2016.
The recent drought has ruined millions of acres of farmland in Texas, turning lakes into mud puddles, but in the East Texas city of Nacogdoches, authorities say, the drought may have done something good: Unearthed a piece of the space shuttle Columbia.
Space shuttle Atlantis glided to Earth early Thursday, capping a 30-year space shuttle program.
Soaring across the predawn haze, the space shuttle Atlantis glided back to Earth early Thursday -- capping a 30-year program that saw hundreds of astronauts go into space.
NASA celebrates as shuttle Atlantis returns home from its final mission.
Atlantis, the last space shuttle, returned to Earth on Thursday and will go to its post-retirement gig at the Kennedy Space Center Visitor Complex. After more than 30 years and 135 shuttle flights by literally hundreds of astronauts, NASA has reason to be proud.
As crew members of the last space shuttle flight hovered over Earth for the final time, they spoke with CNN Wednesday about the next frontier in space flight.
When the commander of Atlantis calls, "Wheels stop," upon landing this week, Ray Zink and Billy McClure will be waiting.
CNN's John Zarrella takes a look at the impact of the end of shuttle programs on the people who were part of it.
For the last time in the foreseeable future, a U.S. space shuttle undocked from the International Space Station.
Space shuttle Atlantis undocks from the international space station, due back to Earth on Thursday.
In honor of the final launch of NASA's shuttle program, we've condensed video of 135 launches into 135 seconds.
Before humans ever went into space, there were books about the possibility.
Talk about an out-of-this-world meal.
NASA extends the space shuttle Atlantis mission by one day.
Floating 245 miles over the Earth Tuesday, NASA engineers Michael Fossum and Ronald Garan tethered themselves to the International Space Station and paused to absorb the view.
The space shuttle Atlantis will be in space for one more day than originally planned, NASA announced Monday.
Atlantis docks with the international space station. CNN's John Zarrella has more.
The International Space Station and space shuttle Atlantis are not in danger from an orbiting piece of debris after all, NASA said Monday.
CNN's Brooke Baldwin takes us behind the scenes of NASA's final shuttle mission.
Atlantis docked with the International Space Station on Sunday for a week-long rendezvous, two days after blasting off on a historic flight marking the final liftoff of the U.S. shuttle program.
Atlantis docked with the International Space Station Sunday morning as part of a historic mission marking the final flight of the U.S. shuttle program.
Space shuttle Atlantis lifted off Friday morning on the final mission of America's 30-year shuttle program, a thunderously poignant moment that drew people from around the world to watch.
The space shuttle Atlantis lifted off Friday morning, marking the last blast-off of NASA's 30-year shuttle program.
Astronaut Robert Crippen on flying the first shuttle mission, and what it's like to see the program come to an end.
Crowds filled the Smithsonian National Air and Space Museum in Washington on Friday, as they regularly do during the summer months. This Friday, however, was different, as people lined up outside the building, waiting for the last launch in the shuttle program's 30-year history.
The crew of the final shuttle mission talks about the end of the program and how each feels about the historic event.
Early data shows space shuttle Atlantis, poised for launch Friday, escaped damage from two lightning strikes Thursday afternoon, NASA said.
Pioneers in the field of commercial space sit down with CNN's John Zarrella to discuss what's next for space travel.
Candy Torres drove nonstop for 21 hours to see the launch of space shuttle Challenger in June 1983. She had seen shuttle launches before, but this trip from Princeton, New Jersey, to Cape Canaveral, Florida, was different: Sally Ride was about to become the first female U.S. astronaut to leave the Earth's atmosphere.
Space Shuttle Challenger explodes in 1986, killing the seven astronauts aboard.
Days after the 1986 Challenger disaster, Lorna Onizuka's daughter approached her with a strange request.
NASA Administrator Charles Bolden says that human space flight for America will not end with the retirement of the shuttle program. Instead, the space agency plans to refocus its efforts from lower-orbit vehicles to deeper space probes.
With the end of the shuttle program, NASA is transitioning to deep space exploration. CNN's John Zarrella reports.
Vincent Fournier's photography captures a longing for the space age that lives somewhere between the recently made-possible and the science fiction of the '70s and '80s. Inspired by trips to the Paris museum of science, Vincent has been fascinated by the machine world since his youth and incorporates it into most of his work.
Photographer Vincent Fournier is granted rare behind-the-scenes access to Kennedy Space Center. VBS.TV follows him.
There are no roller coasters near Truth or Consequences, New Mexico. No Ferris wheels, either.
The four-member crew that will fly the final space shuttle mission to end an era arrived Monday at Kennedy Space Center in Florida.
Astronauts for Space Shuttle Atlantis arrive at Kennedy Space Center, Florida, ahead of their scheduled Friday liftoff.
Tuesday's space debris incident at the International Space Station was the "closest anything has come to the space station," NASA said Wednesday.
NASA stops an auction of moon dust it says was stolen after the Apollo 11 mission. KSDK reports.
America's human spaceflight program is now adrift. On July 8, the space shuttle is scheduled to make its final flight, and the Obama administration has no coherent plan for what to do next.
The astronauts from shuttle Atlantis answer questions regarding NASA's final mission.
July 8 will mark the start of the final space shuttle mission and the end of an era, NASA announced Tuesday.
The crew of the space shuttle Endeavour is welcomed home at Houston's Johnson Space Center.
NASA welcomed home the last crew of the space shuttle Endeavour with a ceremony at Houston's Johnson Space Center on Thursday, a day after their return from the orbiter's final flight.
Space shuttle Endeavour lands at Kennedy Space Center, completing its 25th and final mission.
The space shuttle Endeavour landed at Kennedy Space Center in Florida early Wednesday, completing its 25th and final mission -- the next-to-last mission for NASA's 30-year-old space shuttle program.
After more than 15 days in space, the six crew members of the Endeavour made final preparations to return to Earth Wednesday on its final mission and the next-to-final mission for NASA's 30-year-old space shuttle program.
CNN's John King talks to the crew of space shuttle Endeavour about their final moments in space.
Astronaut Mark Kelly talks about his decision to carry out his mission on shuttle Endeavour.
The space shuttle Endeavour undocked from the International Space Station for the last time late Sunday, as the craft nears the end of its final mission.
NASA plans a return to yesteryear by developing a space capsule that will carry humans into deep space, it announced Tuesday.
A spacewalk of more than eight hours -- the sixth-longest in history -- was successfully completed Sunday morning, the second of four spacewalks of the space shuttle Endeavour mission, NASA said.
NASA officials describe a malfunction in mission specialist Greg Chamitoff's suit during Endeavour's first shceduled spacewalk.
Thirty years after the space shuttle program began, the final space shuttle flight is slated to take place on July 8, NASA said Friday.
The space shuttle Endeavour launches for its final mission and is scheduled to return June 1.
On the morning of the launch of the space shuttle Endeavour, Lloyd Behrendt paced the floor of NASA's news center at the Kennedy Space Center, rubbing elbows with reporters while keeping an eye on the countdown clock.
The Arizona congresswoman who was shot in the head just four months ago sat comfortably Monday morning, watching and cheering as the space shuttle Endeavour, with her husband aboard, took off on its final voyage.
When space shuttle Endeavour blasts off Monday on its final journey, I'll be thinking about the shuttle's three remarkable decades of service.
Thanks to positive results on all pre-flight checks, NASA officials on Saturday unanimously gave the go-ahead for the Monday launch of the Space Shuttle Endeavour.
U.S. Rep. Gabrielle Giffords arrived safely Sunday at Kennedy Space Center in Florida, where she is expected to be among half a million people gathering Monday to view the launch of the Space Shuttle Endeavour, NASA said.
The final launch of space shuttle Endeavour is now scheduled for May 16 after a delay caused by an electrical fault, NASA said Monday.
The launch of the space shuttle Endeavour, originally scheduled for April 29, has been delayed again, NASA said Friday.
The rescheduled launch date of the space shuttle Endeavour, whose mission was scrubbed last week due to an electrical problem, remained uncertain Wednesday, but sources told CNN the next liftoff could be as late as May 13.
Video game pioneer Richard Garriott resides in a castle-like mansion outside of Austin, Texas, that would be the fantasy dwelling for any grown-up kid. But his favorite place to live is a five-bedroom fixer-upper some 250 miles up.
Motherboard.tv talks to Richard Garriott, who believes space travel should be within everyone's grasp.
A 50-acre brush fire burned Wednesday about three miles from a launch pad at the Kennedy Space Center, but the fire posed no danger to the countdown for Friday's launch of the space shuttle Endeavour, NASA said.
The final launch of space shuttle Endeavour, originally set for Friday and then delayed until Monday, now will not occur before May 10 at 11:21 a.m., officials said.
A plan to launch the space shuttle Endeavour on Monday has been scrubbed, and a new launch likely will not come before the end of the week at the earliest, officials said Sunday.
President Obama tours the devastation from this week's tornadoes in Alabama, and then travels to Cape Canaveral.
CNN's John Zarrella is at the Kennedy Space Center as the shuttle launch is delayed.
The scheduled launch of the space shuttle Endeavour has been delayed to check the shuttle's heaters, NASA says.
The final launch of the space shuttle Endeavour was delayed Friday, temporarily putting off what promised to be an emotional moment for the mission's commander.
For Mark Kelly, commander of space shuttle Endeavour, there was good news leading up to the launch.
When the space shuttle Endeavour blasts off, it will mark the orbiter's last voyage and the second-to-last mission in the 30-year-long space shuttle program.
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