04 July 2014, 07:00 AM ET
The subsurface ocean inside Saturn’s largest moon, Titan, could be as salty as any body of water here on Earth, a new study reports. Data collected by NASA's Cassini mission suggests Titan's ocean is as salty as the Dead Sea.
03 July 2014, 05:06 PM ET
While people around the United States are barbecuing, drinking cold beverages and enjoying the summer sun, NASA astronauts on the International Space Station will also get the chance to celebrate the Fourth of July from orbit.
03 July 2014, 04:15 PM ET
The image, taken on Wednesday morning (July 2) by a crewmember of the orbiting lab's current Expedition 40, actually captures Arthur when it was still classified as a tropical storm. (Arthur strengthened to hurricane status early Thursday.)
03 July 2014, 02:58 PM ET
An old NASA spacecraft under the control of a private team fired its thrusters yesterday (July 2) for the first time in a generation. The ISEE-3 probe performed the maneuver to prep for a larger trajectory correction next week.
03 July 2014, 12:10 PM ET
On July 2nd, 2014, the International Space Station flew 260 miles above the storm, which is now a category 1 hurricane. At the time of the fly-over, it was about 100 miles east-northeast of Cape Canaveral, Florida.
03 July 2014, 10:52 AM ET
The first all-female crew of scientific experimenters prepare experiments that were used during the Space Shuttle/Spacelab missions.
03 July 2014, 10:31 AM ET
For the first time, Space Center Houston is offering a look inside its space shuttle Independence.
02 July 2014, 02:32 PM ET
A helicopter attempt to empty sea water from the Liberty Bell 7 fails.
02 July 2014, 10:00 AM ET
Scientists are using the powerful Hubble Space Telescope to figure out where to send NASA's Pluto-bound New Horizons probe next — and they've already found some promising leads.
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, 08:22 AM ET
Images by astronaut Reid Wiseman as he floats above Earth in the International Space Station.
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, 12:36 AM ET
See photos from astronaut Alexander Gerst who is about to take off on a mission to the International Space Station, along with five others.
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