09 July 2014, 07:31 AM ET
Orbital Sciences' unmanned Cygnus spacecraft is scheduled to blast off atop an Antares rocket from NASA's Wallops Flight Facility in Virginia at 1:14 p.m. EDT on Saturday. You can watch the liftoff live here on Space.com, courtesy of NASA TV.
08 July 2014, 07:31 AM ET
With new data collected by NASA's Voyager 1 spacecraft, researchers can confirm that the far-flung probe is indeed cruising through interstellar space, as mission scientists announced last year.
08 July 2014, 07:22 AM ET
Buzz Aldrin — the second man to set foot on the moon — wants to hear your stories about the first manned moon landing in honor of the historic event's 45th anniversary this month.
08 July 2014, 07:00 AM ET
Tell astronaut Buzz Aldrin your story – or help your elder record theirs – then post it with the hashtag #Apollo45. Google, YouTube, NASA and SPACE.com will all spread it around the world.
07 July 2014, 03:07 PM ET
The NASA building where Neil Armstrong stayed — and his lunar landing spacecraft was readied — before launching to the moon 45 years ago this month is being renamed for the late astronaut.
06 July 2014, 12:47 PM ET
What was your favorite space news story of the last week?
05 July 2014, 12:16 AM ET
From a stellar womb to a cosmic cannibal, don't miss these amazing space images of the week for July 5, 2014.
04 July 2014, 10:57 PM ET
From the half-lit moon and mars to Jupiter's farewell, don't miss these amazing objects to watch in the night sky.
04 July 2014, 09:00 AM ET
In the universe of Bell's Brewery, Mars is a strong brew, Uranus a crafty potion mix and Mercury a nimble beer. Such is the thinking behind "The Planets" series of beers that Bell's is pioneering this August.
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, 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.