Dragon floating in the Pacific Ocean as it waits for recovery. Image: Michael Altenhofen/SpaceX/May 31, 2012
The capsule will stop in California before heading to Texas for remaining cargo unloading and processing.
Dragon is grappled by the space station's robotic arm. (NASA)
The mission culminated Saturday with the hatch opening of capsule Dragon.
The NASA/SpaceX COTS-2 launching. Image by NASA/Alan Ault/May 22, 2012
The first private cargo-carrying spacecraft to attempt reaching the International Space Station successfully began its journey Tuesday.
NASA Administrator Charlie Bolden during a briefing on the FY2013 budget. Photo: NASA/Bill Ingalls/Feb.13, 2012
Maintaining access to the International Space Station remains a top priority.
The Soyuz TMA-21 carrying the Expedition 28 crew, lands in Kazakhstan. Photo: NASA/Bill Ingalls/Sept.16, 2011
NASA and its international partners have agreed to a tentative launch schedule that will keep the station manned.
An artist's concept of future destinations. Image: NASA
An initial unmanned test flight is targeted for the end of 2017, NASA says.
The GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering. Image: NASA/JPL-Caltech
The spacecraft are expected to reach Earth's moon by New Year's Day 2012.
STS-123 mission specialist Richard Linnehan participates in a spacewalk outside the International Space Station. Photo: NASA
A study determines more astronauts are needed.
Atlantis returns from mission STS-135, the last of the space shuttle program. Photo: NASA/Bill Ingalls, July 21, 2011
Atlantis' landing brings pride, relief and transition.
Atlantis lifts off for mission STS-135, the last space shuttle flight. Photo: NASA/Bill Ingalls/July 8, 2011
The flight is the 135th.
Expedition 28 trio Mike Fossum, Sergei Volkov and Satoshi Furukawa. Photo: Gagarin Cosmonaut Training Center
The trio will arrive Thursday.
L-R: Roberto Vittori, Greg Johnson, Mark Kelly, Mike Fincke, Greg Chamitoff, Drew Feustel. Photo: NASA/Kim Shiflett/June 1, 2011
The orbiter has spent 299 days in space and traveled more than 122.8 million miles during its 25 flights.
An artist's rendering of the Multi-Purpose Crew Vehicle in deep space. Image: John Frassanito & Associates
Congress wants one by 2016.
Aboard the International Space Station from left are Paolo Nespoli, Dmitry Kondratyev and Cady Coleman. Photo: NASA/May 21, 2011
A rare undocking procedure was approved.
Pope Benedict XVI talks with crews on the International Space Station. Image: European Space Agency/May 21, 2011
The pope's talk with shuttle and space station crews lasted about 20 minutes.
An artist's conception of a Jupiter-like planet floating freely without a parent star. Image: NASA/JPL-Caltech/R. Hurt
Study suggests there are nearly twice as many of these Jupiter-sized planets as stars.
Endeavour lifts off for the STS-134 mission to the International Space Station. Photo: Justin Sullivan/Getty Images/May 16, 2011
The shuttle is en route to the International Space Station for a 16-day mission.
The stamp is the U.S. Postal Service's first that honors an individual astronaut. Image: U.S. Postal Service
The historic flight lasted 15 minutes.
President Obama and his family tour Kennedy Space Center in Florida. Photo: NASA/Bill Ingalls/April 29, 2011
President Obama still visited Kennedy Space Center and spoke with Rep. Giffords there.
Endeavour on Launch Pad 39B at Kennedy Space Center. Photo: NASA/Dimitri Gerondidakis/April 18, 2009
President Obama and Rep. Giffords are expected to watch.
Space shuttle orbiter Endeavour. Photo: NASA/April 22, 2002
Locations for Enterprise, Atlantis and Discovery have also been named.
The International Space Station. Photo: NASA/March 7, 2011
The all-clear was issued around noon PDT.
Expedition 27 trio Ron Garan, Alexander Samokutyaev and Andrey Borisenko. Photo: Gagarin Cosmonaut Training Center
Crew will continue scientific research and perform station maintenance, NASA says.
The Expedition 26 trio minutes after landing. Photo: NASA/Bill Ingalls
Three other Expedition 26 members remain on the station to begin Expedition 27.
Discovery completes mission STS-133 and lands at Kennedy Space Center in Florida. Photo: NASA TV/March 9, 2011
The shuttle flew its first mission in 1984.
An Atlas 5 rocket carrying an X-37B space plane lifts off. Photo: Pat Corkery/United Launch Alliance
Test mission is expected to last approximately 270 days.
Taurus XL rocket with NASA's encapsulated Glory spacecraft. Photo: NASA/VAFB
A similar failure occurred two years ago.
Space shuttle Discovery lifts off for STS-133 mission. Photo: NASA TV
The shuttle already completed 38 missions.
Peter Diamandis, chairman of the X PRIZE Foundation. Photo: X PRIZE Foundation/Sept. 13, 2007
Twenty-nine teams are in the unprecedented robotic space exploration contest.
Astronaut Mark Kelly. Photo: NASA
Kelly took time off to care for wife, Congresswoman Gabrielle Giffords.
Six confirmed planets orbit Kepler-11, a sun-like star. Image: NASA/Tim Pyle
Findings could triple the number of known exoplanets.
NASA Administrator Charlie Bolden lays a wreath at Arlington National Cemetery. Photo: NASA/Bill Ingalls/Jan. 27, 2011
Stories from around the Web.
The potential galaxy appears as a faint red blob. Photo: NASA, ESA, Garth Illingworth, Rychard Bouwens and the HUDF09 Team
It's much smaller than our Milky Way galaxy.
Space shuttle Atlantis heads to space on the STS-132 mission to the International Space Station. Photo: NASA/Kenny Allen
But funding remains uncertain.
A Delta IV Heavy at Vandenberg Air Force Base, Calif. Photo: United Launch Alliance
It was the largest rocket ever launched from this side of the U.S.
Astronaut Tim Kopra. Photo: NASA
His replacement has been selected.
Astronauts4Hire (A4H) member Laura Stiles performs an experiment in microgravity. Photo: A4H
Have a passion for a career in spaceflight?
NASA astronaut Mark Kelly married Rep. Gabrielle Giffords (D-AZ) in 2007. Photo: Giffords Flickr photostream
Endeavour's STS-134 mission commander Mark Kelly will focus on caring for Giffords, who was shot in the head.
A total lunar eclipse. Photo: Fred Espenak/NASA's Goddard Space Flight Center/July 16, 2000
The rare event also falls on the northern winter solstice.
Expedition 26 trio Catherine Coleman, Dmitry Kondratyev and Paolo Nespoli. Photo: NASA
They will complete the mission in May.
Solve the mystery of the Impossible Girl in the "Doctor Who" season finale.
CEO Marissa Mayer led the way towards the $1.1 billion acquisition.