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, 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, 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, 05:00 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, 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.
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.
02 September 2015, 11:13 AM ET
The Earth and Space Station can be seen from the Soyuz TMA-16M's point of view. The 'parking spot' move was necessary to make way for a new crew arriving the following week.
02 September 2015, 01:10 AM ET
Russian cosmonaut Sergey Volkov, Andreas Mogensen from the European Space Agency and Kazakhstan's Aidyn Aimbetov blasted off atop a Russian Soyuz rocket from Baikonur Cosmodrome in Kazakhstan at 12:37 a.m. EDT (0437 GMT) today (Sept. 2).
01 September 2015, 12:54 PM ET
A 40-year-old book that gave rise to one of NASA's most iconic logos is being launched back into print using Kickstarter. The NASA Graphics Standards Manual, first published in 1976, defined a new identity for the space agency, as led by the NASA "worm."
01 September 2015, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in August 2015.
31 August 2015, 06:01 PM ET
Six scientists will live together, but totally isolated from the rest of the world, in a mock Mars colony for 365 days to learn about the psychological toll of a mission to Mars.
31 August 2015, 05:26 PM ET
Denmark's first astronaut is launching on a ten-day taxi flight to the International Space Station, taking with him a Danish toy that is known worldwide. Andreas Mogensen will fly to the station with LEGO minifigures bearing the official logo of his missi
31 August 2015, 02:30 PM ET
Stephen Petranek thinks humans will live on Mars within 20 years, and he states his case in a new book, "How We'll Live on Mars."
30 August 2015, 11:10 AM ET
Mars One seeks billionaires, Ceres and Dione get close-ups, a Martian hoax is debunked and Stephen Hawking solves a black hole conundrum in Space.com's top stories for this week.
30 August 2015, 11:00 AM ET
A Japanese cargo ship that arrived on Monday at the space station delivered an astrophysics telescope that will join the flagship Alpha Magnetic Spectrometer in hunting for cosmic rays.
28 August 2015, 09:33 PM ET
From stunning rainbow jets to Saturn's Moon Dione, don't miss these amazing space images.
28 August 2015, 03:24 PM ET
Astronaut Scott Kelly and cosmonaut Gennady Padalka took the Soyuz TMA-16M spacecraft out for a ride to change parking spaces. The "brief flyover and redocking" occurred on August 28th, 2015.
27 August 2015, 06:19 PM ET
The author of "The Martian" suspects a lack of cooperation from Congress will push NASA's first manned mission to the Red Planet back to the middle of the century.
27 August 2015, 01:46 PM ET
Behind-the-scenes photographs reveal how the water storage tanks deep inside NASA's space shuttles Atlantis and Endeavour were extracted by the space agency for their use onboard the International Space Station.
25 August 2015, 06:30 AM ET
Commercial space stations could become a reality within the next 10 years if entrepreneurs and NASA can properly manage the tricky transition from the government-run International Space Station to privately built and operated facilities.
25 August 2015, 06:00 AM ET
The biggest challenges facing the private Mars One colonization project are financial rather than technical, so a big donation from a deep-pocketed person concerned about his or her legacy could make a huge difference, group representatives said.
24 August 2015, 05:07 PM ET
Fifty years ago, two NASA astronauts were more than one-third of the way through what was to be the world's longest space mission at the time. Gordo Cooper and Pete Conrad chose while setting yet another American first in space.
24 August 2015, 07:46 AM ET
A robotic Japanese cargo ship made a special delivery to the International Space Station on Sunday (Aug. 24), ending a four-day trek to ferry tons of food, supplies — and even a mouse habitat and (experimental) liquor — to the orbiting lab.
24 August 2015, 07:40 AM ET
A potential advancement in the United States’ electric propulsion capability for the future of spaceflight is being underscored by a new NASA contract to support work on the VASIMR project - short for the Variable Specific Impulse Magnetoplasma Rocket.
21 August 2015, 05:19 PM ET
Houston, we have a pop band. The hit U.K. boy band One Direction unveiled its latest music video "Drag Me Down" and it has a decisively out-of-this-world vibe thanks to NASA.
21 August 2015, 03:06 PM ET
The spacesuits worn by Neil Armstrong, the first man to walk on the moon, and by Alan Shepard, the first American in space, will be "conserved, digitized and displayed" thanks to the almost 9,500 people who backed the Smithsonian's first Kickstarter campa
21 August 2015, 02:00 PM ET
In a series of high-profile television interviews, astronaut Scott Kelly told reporters about his daily life in space, and his favorite TV shows to watch in orbit.
21 August 2015, 07:00 AM ET
NanoRacks, a Houston-based company that helps commercial companies make use of the space station, has signed an agreement with the Beijing Institute of Technology to fly Chinese DNA research to the orbiting outpost next year.
20 August 2015, 11:34 PM ET
Tokyo-based Suntory Global Innovation Center, which has a division called Suntory Whiskey, launched a set of alcoholic beverages toward the International Space Station on Wednesday (Aug. 19) aboard Japan's HTV-5 freighter.
20 August 2015, 04:50 PM ET
"The Martian" star Matt Damon, director Ridley Scott and Andy Weir, who wrote the book on which the movie is based, visited NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, on Tuesday (Aug. 18).
20 August 2015, 12:21 PM ET
As Scott Kelly sails on through his year-long mission, the veteran NASA astronaut has beamed down several videos from his perch on the International Space Station.
20 August 2015, 07:57 AM ET
NASA ordered two more cargo deliveries to the International Space Station from Orbital ATK under a 2008 Commercial Resupply Services (CRS) contract, a company spokeswoman said Aug. 12.