08 September 2015, 07:00 AM ET
While the main thrust of the Europa mission, which NASA aims to launch by the mid-2020s, involves characterizing the icy satellite from afar during dozens of flybys, the space agency is considering sending a small probe down to the surface as well.
08 September 2015, 07:00 AM ET
An epic moon hangs over the medieval village of Monsaraz, in Portugal, in a new twilight photograph.
07 September 2015, 02:30 AM ET
There will be no barbecuing on the International Space Station this Labor Day. But the orbiting lab's American crew will get a free day to relax and exercise after the excitement of welcoming three new teammates on Friday.
05 September 2015, 06:46 PM ET
The Star Wars toys awaken, a looming 'supermoon' eclipse overshadows a solar eclipse, and hoverboard technology aims for the stars in Space.com's best stories for this week.
05 September 2015, 11:32 AM ET
From stunning shots from a rocket launch to Lego toy 'Star Wars', don't miss these amazing space images.
05 September 2015, 12:11 AM ET
Boeing opened the doors to its commercial spacecraft processing facility, signaling the grand opening of the repurposed shuttle-era building and revealing Starliner as the name of the CST-100 crewed capsules that will be assembled for launch inside.
04 September 2015, 03:47 PM ET
The dramatic reveal of the new "Star Wars" toys at the Toys R Us in Times Square on Sept. 4th, 2015.
04 September 2015, 03:42 PM ET
The new line of "Star Wars" toys was revealed today (Sept. 4), aka Force Friday, and we're already picking out our favorites. Here are five of the new toys we love.
04 September 2015, 01:18 PM ET
In the history of Hollywood envisioning the future of space exploration, few, if any films have come as close to NASA's own goals at the time of the movie's release as Ridley Scott's "The Martian." The 20th Century Fox film stars Matt Damon as an astronau
04 September 2015, 12:29 PM ET
Mercury is a very challenging planet to view, but this week, skywatchers have a good chance to see it, especially in the Southern Hemisphere.
04 September 2015, 11:55 AM ET
If you live in the eastern-third of the United States or southeast Canada and your local skies are clear on tonight (Sept. 4), take a good close look at the rising moon, which has a celestial date with a star this evening.
04 September 2015, 11:35 AM ET
The long-delayed first flight of SpaceX’s Falcon Heavy launch vehicle is now scheduled for April or May of 2016, a company official said Sept. 1.
04 September 2015, 08:34 AM ET
"And it's melting!" according to NASA. The deep ocean beneath Greenland is fueled by currents from the subtropics. This warm and salty water is melting the ice from the bottom up and much faster than the surface water.
04 September 2015, 07:48 AM ET
Before petal-shaped starshades can be sent to space to study alien planets, they must first be thoroughly tested in Earth's mountains and deserts.
04 September 2015, 07:45 AM ET
The subjects of the new Web series "Citizen Mars" aim to become astronauts with the Netherlands-based nonprofit Mars One. That group plans to land four people on the Red Planet in 2027, kicking off a permanent colony there.
04 September 2015, 07:20 AM ET
A famed "Star Trek" captain's romantic conquests have come to life in a new illustrated book.
04 September 2015, 04:10 AM ET
A brand new line of "Star Wars" toys was introduced to the world today. We attended a reveal event at 12:01 a.m. local time at the Toys 'R' Us in Times Square.
04 September 2015, 03:45 AM ET
A Russian Soyuz spacecraft carrying cosmonaut Sergey Volkov, the European Space Agency's Andreas Mogensen and Kazakhstan's Aidyn Aimbetov docked with the space station's Poisk module at 3:39 a.m. EDT (0739 GMT) Friday (Sept. 4).
03 September 2015, 05:53 PM ET
A new spacecraft will test ideas to find gravitational waves in the universe
03 September 2015, 05:00 PM ET
NASA is working to develop laser-based communications systems that will allow far-flung spacecraft to beam data home far faster than previously possible.
03 September 2015, 03:53 PM ET
The radar instrument on NASA's $916 million Soil Moisture Active Passive (SMAP) spacecraft stopped returning data on July 7, a few months after the satellite began its science mission. The SMAP team now views the instrument's recovery as unlikely.
03 September 2015, 03:05 PM ET
To convincingly play an astronaut, you need a technically accurate script. Science-fan Matt Damon tells Space.com's @DavidSkyBrody. why he's thrilled to 'inhabit' Mars castaway Mark Watney, central character of author Andy Weir's book.
03 September 2015, 01:44 PM ET
Technology created to remove plant-killing ethylene from International Space Station crop growing experiments has been applied to an air purification system on Earth.
03 September 2015, 01:25 PM ET
New "Star Wars" toys will be revaled at 12:01 am Friday (Sept. 4), and the Times Square Toys 'R' Us is counting down with an entire day of "Star Wars" activities.
03 September 2015, 10:27 AM ET
See Martian photo illusions like the "Face on Mars," "Bio Base" and others, all created by tricks of light.
03 September 2015, 10:00 AM ET
NASA's Mars rover Curiosity is beaming home amazing photos of the Red Planet.
03 September 2015, 06:45 AM ET
A so-called "floating spoon" on Mars spotted by NASA's Curiosity rover is cooking up a storm on the Internet, but it's actually a cool rock formation sculpted over time by the Martian winds, officials with the space agency say.
03 September 2015, 06:20 AM ET
The return to flight of SpaceX’s Falcon 9 rocket, in a couple of months, will also be the first launch of an upgraded version of the vehicle.
03 September 2015, 06:00 AM ET
Scientists found that the median particle size in a set of 20 different Apollo soil samples held in laboratories for research use has decreased by more than half since the samples were first measured 40 years ago.
03 September 2015, 06:00 AM ET
The proposed Comet Hitchhiker spacecraft would sling itself from one comet or asteroid to another using a harpoon and a superlong tether. This strategy could allow relatively fast and low-cost exploration of distant targets, its developers say.
02 September 2015, 06:40 PM ET
The space-based action shows "Killjoys" and "Dark Matter" will both be getting second seasons in 2016, the Syfy network announced this week.
02 September 2015, 06:25 PM ET
A series of gorgeous photos capture two different rocket launches that took place within 6 hours of each other, but thousands of miles apart, early this morning.