02 July 2014, 06:19 AM ET
The space agency's Orbiting Carbon Observatory-2 satellite (OCO-2) blasted off today (July 1) from Vandenberg Air Force Base in California at 5:56 a.m. EDT (0956 GMT), carried aloft by a United Launch Alliance Delta 2 rocket.
02 July 2014, 05:50 AM ET
The NASA probe (OCO-2) will increase observations of CO2 levels on Earth and deliver data on its sources and "sinks". It launched aboard a United Launch Alliance Delta II rocket from Vandenberg Air Force Station in California on July 2nd, 2014.
01 July 2014, 11:38 PM ET
See photos from the Expedition 40/41 missions to the International Space Station, with images taken by the outpost's crew.
01 July 2014, 02:17 PM ET
The oldest microbrewery in Ohio is tapping into the state's connection to space history to offer a "bold, yet balanced" tribute to the Buckeye astronauts. Spacewalker American Belgo is the Great Lakes Brewing Co.'s new handcrafted Belgian-style ale.
01 July 2014, 01:32 PM ET
The Apollo 9 Lunar Module is seen from the command module during the Apollo 9 earth-orbital mission.
01 July 2014, 07:45 AM ET
Starting in late 2016, Cassini will zip between Saturn and its innermost ring a total of 22 times in a mission phase now known as the "Cassini Grand Finale," which will end when the probe intentionally dives into Saturn's atmosphere in September 2017.
01 July 2014, 07:23 AM ET
A rocket that was set to loft an Earth-gazing satellite to space did not get off its launch pad in California today (July 1) due to a problem with the pad's water system.
01 July 2014, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in June 2014.
30 June 2014, 04:27 PM ET
The nonprofit organization that has raised eyebrows with its plans to send people on a one-way mission to Mars is now accepting proposals for scientific payloads that could fly aboard an unmanned mission to the Red Planet in 2018.
30 June 2014, 03:38 PM ET
A new pair of running shoes may help you run a personal best, but a different kind of shoe could help spacefarers stay fit.
30 June 2014, 02:29 PM ET
During the Friendship 7 mission, John Glenn experiences weightlessness.
30 June 2014, 10:32 AM ET
These amazing photos were taken from the International Space Station.
30 June 2014, 07:28 AM ET
The space agency's Orbiting Carbon Observatory-2 satellite passed its launch readiness review Sunday, meaning the craft is set to lift off Tuesday from Vandenberg Air Force Base in California at 5:56 a.m. EDT atop a Delta 2 rocket.
29 June 2014, 09:36 PM ET
The Low-Density Supersonic Decelerator (LDSD) was tested over Hawaii on June 28th, 2014. The vehicle, testing new Mars descent and landing tech, was dropped from a balloon at an altitude of 23 miles and fired its onboard rocket.
29 June 2014, 11:14 AM ET
What was your favorite space news story of the last week?
29 June 2014, 07:50 AM ET
A humanoid robot aboard the International Space Station is inspiring technology that could be useful to both astronauts and people on Earth. Tech developed during the Robonaut program is being adapted into several spinoffs.
28 June 2014, 05:45 PM ET
The space agency launched its Low-Density Supersonic Decelerator test vehicle today from Hawaii, seeing how equipment designed to slow the descent of spacecraft through the Red Planet's atmosphere performs at high speeds in Mars-like conditions.
28 June 2014, 12:37 PM ET
From the true size of sun's atmosphere to a trio of huge black holes, don't miss these amazing space images of the week for June 28, 2014.
27 June 2014, 03:49 PM ET
The Angara rocket was scheduled to blast off today (June 27) from Plesetsk Cosmodrome in northwestern Russia, but automated control systems detected a problem and aborted the launch during the final countdown, Reuters reported.
27 June 2014, 02:35 PM ET
Two American astronauts on the International Space Station got a space-based head shaving yesterday courtesy of German crewmember Alexander Gerst after the three spaceflyers went in on a World Cup wager.
27 June 2014, 01:18 PM ET
If Germany won, NASA's Steve Swanson and Reid Wiseman get their heads shaved. If USA won, ESA's Alexander Gerst gets the US flag painted on his head. Gerst's ISS'barber shop' was open for business after the game. FULL STORY: http://goo.gl/WD3mKr
27 June 2014, 11:31 AM ET
The former NASA Assistant Administrator for Policy and former Assistant Director for Research Applications at the National Science Foundation came to NACA in 1944.
26 June 2014, 04:22 PM ET
The NASA video shows the tense scene at mission control on the night of June 30, 2004, as the Cassini spacecraft prepared to execute a crucial engine burn that would allow it to enter orbit around Saturn.
26 June 2014, 03:40 PM ET
A student-led mission aims to send a time capsule to the Red Planet, using a new, more compact kind of propulsion system.
26 June 2014, 11:59 AM ET
As it turns out, Anna Kikina is to become a cosmonaut after all. The only woman among Russia's recent candidate group, Kikina was excluded from the cosmonaut corps by the commission overseeing the selections. That decision though, has now been reversed.
26 June 2014, 11:03 AM ET
Langley technicians manufacture the Boilerplate Mercury spacecraft.
26 June 2014, 10:30 AM ET
The World Cup stakes just got a little higher for astronauts aboard the International Space Station.
26 June 2014, 09:33 AM ET
In 2004, the NASA science probe reached the ringed planet and was successfully captured by its gravity. The mission control team at NASA's Jet Propulsion laboratory celebrate the moment that orbit insertion confirmation is relayed to Earth.
26 June 2014, 07:30 AM ET
A 36-year-old spacecraft controlled by a private team “almost” performed an engine firing yesterday (June 25) to increase its roll, but it was called off after concerns the spacecraft did not receive all commands.
26 June 2014, 12:54 AM ET
The Kansas Cosmosphere and Space Center hoisted the historic Mercury space capsule out of its basement gallery and loaded it onto a truck bound for the museum's nearby restoration facility last Wednesday (June 18).
25 June 2014, 07:20 PM ET
NASA's Steve Swanson and Reid Wiseman and European Space Agency astronaut Alexander Gerst, who hails from Germany, showed off their moves in a soccer exhibition aboard the orbiting lab in a new video released by NASA.
25 June 2014, 07:20 PM ET
Nothing quite compares to celebrating a goal in microgravity, even the robots are getting into it. More futbol moves are on display by crew members Steve Swanson, Reid Wiseman, and Alexander Gerst.