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, 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, 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, 06:25 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, 03:57 PM ET
NASA is teaming up with California-based company Arx Pax, which has developed a real-life hoverboard using a technology called Magnetic Field Architecture. The goas is to find a way to manipulate tiny satellites called cubesats.
02 September 2015, 12:42 PM ET
An Atlas V rocket carrying the MUOS-4 mission for the U.S. Navy lifted off from Cape Canaveral Air Force Station, Florida on Sept. 2, 2015.
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, 06:54 AM ET
A military communications satellite successfully launched into orbit at 6:18 a.m. EDT (1018GMT) today (Sept. 2), building on a cutting edge communications network already in operation.
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, 11:41 PM ET
Sergey Volkov (Roscosmos), Andreas Mogensen (ESA) and Aidyn Aimbetov (Kazakh Space Agency) will join 6 others on the International Space Station (ISS) in two days after their launch from the Baikonur Cosmodrome in Kazakhstan on Sept. 2nd, 2015.
01 September 2015, 02:19 PM ET
A new crew of space travelers will blast off toward the International Space Station just after midnight ET on Wednesday (Sept. 2). You can watch the event live here on Space.com.
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, 07:57 AM ET
The Pluto flyby video gives a probe's-eye view of the historic July 14 encounter, during which the New Horizons spacecraft zoomed within just 7,800 miles (12,550 kilometers) of the dwarf planet's frigid surface.
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, 02:48 PM ET
NASA began an early feasibility study for missions to the distant, mostly-ignored ice-giants Uranus and Neptune, a senior agency official said here Aug. 24.
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."
31 August 2015, 07:00 AM ET
NASA already plans to launch a spacecraft to the Jupiter moon Europa in the early to mid-2020s, and it's also mulling a mission to the Saturn satellite Enceladus that would lift off by the end of 2021.
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, 06:15 PM ET
The New Horizons team has selected an object named 2014 MU69, which lies roughly 1 billion miles (1.6 billion kilometers) beyond Pluto, as the next target for up-close study by the spacecraft, NASA announced today (Aug. 28).
28 August 2015, 04:59 PM ET
Stuart Robbins helped plan the New Horizons' mission as a post-doc student at the Southwest Research Institute. He "strived from realism" when he plotted the Pluto system with his 3D software and "attached a camera" to the trajectory data.
28 August 2015, 03:53 PM ET
If NASA reviewers concur, the ex-Pluto probe will begin 4 maneuvers in late October/early November 2015 to be directed to the icy object 2014 MU69. New Horizon's principal investigator believes it’s the kind of ancient (Kuiper Belt Object) NASA want
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.
28 August 2015, 07:00 AM ET
Whizzing across the solar system to a pinpoint landing is still just a dream for robotic spacecraft engineers — but a new technology co-developed at the Jet Propulsion Laboratory (JPL) could make distant destinations easier to reach precisely.