17 October 2015, 02:59 PM ET
From the best-ever views of the Saturn moon Enceladus' north pole to a stunning shot of a giant "hole" on the sun, don't miss these amazing space images.
13 October 2015, 07:45 AM ET
Researchers have created the first ultrathin, flat lens able to focus light just as well as its curved counterparts. The new tech could allow more-compact and robust cameras and microscopes to be built.
09 October 2015, 10:21 AM ET
NASA says the orbiter it aims to launch in the 2020s could carry the mechanisms needed to collect and store surface samples for a return trip to Earth.
08 October 2015, 09:30 AM ET
A United Launch Alliance Atlas V 401 will launch the NROL-55 mission for the National Reconnaissance Office (NRO). Launch is scheduled for Oct. 8, 2015.
08 October 2015, 09:20 AM ET
A United Launch Alliance Atlas V rocket blasted off today (Oct. 8) from Vandenberg Air Force Base in California, carrying a classified payload for the National Reconnaissance Office (NRO) and 13 tiny spacecraft sponsored by NASA and the NRO.
07 October 2015, 04:59 PM ET
A United Launch Alliance Atlas V rocket is scheduled to launch the classified NROL-55 mission for the National Reconnaissance Office at 8:49 a.m. EDT (1249 GMT) Thursday from Vandenberg Air Force Base in California. Watch it live here at Space.com.
07 October 2015, 12:12 PM ET
Jeff Bezos' private spaceflight company Blue Origin is known for its secrecy, but both the company and Bezos may be crafting a more public image.
07 October 2015, 11:57 AM ET
Last week, astronomers, astrophysicists, data scientists and programmers came together at New York University to try to solve some of astronomy's toughest problems — in just five days.
07 October 2015, 10:09 AM ET
Dava Newman, NASA Deputy Administrator, explains how solar-electric propulsion, deep space atomic clocks, spacesuits, and laser communication are key technologies for humans to explore Mars and beyond.
06 October 2015, 12:11 PM ET
Takaaki Kajita and Arthur B. McDonald will share this year's Nobel Prize in physics for helping to reveal that subatomic particles called neutrinos can change flavors, findings that meant these exotic particles have a teensy bit of mass.
06 October 2015, 10:24 AM ET
Blue Origin said Sept. 30 that it has completed more than 100 developmental tests of its BE-4 engine, which the company is building both for ULA and itself.
03 October 2015, 09:59 AM ET
There's water on Mars, a resupply spaceship at the International Space Station, a science-heavy survival novel on the big screen and something moving inside Saturn. These are our best space stories of the week.
01 October 2015, 01:16 PM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in September 2015.
01 October 2015, 07:09 AM ET
Scientists are testing a new microphone technology called the remote acoustic sensor (RAS), which is capable of capturing sounds within extreme and often inaccessible aerospace environments.
30 September 2015, 05:46 PM ET
In the film "The Martian" (2015), an astronaut played by Matt Damon has to improvise when his crew leaves him behind by accident. Here's a look at what Watney would need to stay alive on Mars.
30 September 2015, 07:00 AM ET
The upcoming sci-fi film "The Martian" features many real-life technologies being developed to help put boots on the Red Planet, but the sleek spacesuits showcased in the upcoming sci-fi film were invented out of whole cloth.
29 September 2015, 06:00 PM ET
A rover prototype designed to search for water ice at the poles of the moon passed a series of tests on Earth as the mission seeks funding and partnerships.
24 September 2015, 09:33 AM ET
As the full moon moves into the darkest part of Earth's shadow Sunday night (Sept. 27), tune into these live webcasts for expert commentary and a crystal-clear view.
23 September 2015, 04:08 PM ET
Five teams, ranging from university students to a group of engineers dispersed across the country, received $20,000 each from NASA in the first milestone of a competition to develop deep space cubesat technologies.
21 September 2015, 09:43 AM ET
Actress Nichols recently rode a promotional flight on NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA), a modified Boeing 747SP aircraft equipped with a large infrared reflector telescope.
20 September 2015, 04:37 PM ET
Jeff Bezos announced a new home for Blue Origin and NASA astronaut Scott Kelly reflected on having six more months in orbit. This is our roundup of the best space stories of the week, for Sept. 18, 2015.
18 September 2015, 11:35 AM ET
The first human base on Mars will most likely run on nuclear power. The Radioisotope Thermoelectric Generator aboard the Curioisity rover is too small to generate the power needed to sustain the lives of many explorers.
18 September 2015, 07:38 AM ET
"Optical mining" could allow huge amounts of asteroid water to be tapped, advocates say. This water, in turn, could provide relatively cheap and accessible propellant for voyaging spacecraft, lowering the cost of spaceflight significantly.
18 September 2015, 07:00 AM ET
NASA has been overly optimistic about its manned Red Planet plans in the past. But the agency's current goal of getting astronauts to Mars by the end of the 2030s is eminently achievable, NASA chief Charles Bolden said.
17 September 2015, 12:59 PM ET
NASA, Obama, MIT and more hailed teenaged Ahmed Mohamed, who was arrested at school Monday when teachers mistook his homemade electronic clock for a bomb.
17 September 2015, 07:30 AM ET
Private spaceflight company SpaceX released a series of gorgeous images that show its crewed Dragon capsule touching down on the Red Planet.
16 September 2015, 03:00 PM ET
French designers propose an innovative shelter for Mars.
16 September 2015, 07:20 AM ET
The Self-deployable Habitat for Extreme Environments (SHEE) project is developing domiciles that could serve as Mars or moon bases.
16 September 2015, 12:26 AM ET
Drones can bring eyes and ears to emergency responders soon after disaster strikes.
14 September 2015, 06:00 PM ET
Demonstrating one small step for rover operations, a European astronaut successfully maneuvered a machine on Earth in precision operations from his perch 250 miles (400 kilometers) high on the International Space Station.
14 September 2015, 07:00 AM ET
The Defense Advanced Research Projects Agency (DARPA) is developing a highly capable robotic arm that could make a potentially transformative space "transportation hub" possible in the relatively near future.
11 September 2015, 05:09 PM ET
A new antenna design could permit Mars rovers to contact Earth directly, rather than through a spacecraft orbiting the Red Planet, and increase total communication time.