04 March 2015, 07:00 AM ET
The Dawn mission's unprecedented deep-space feats are enabled by the probe's innovative propulsion system, which is about 10 times more efficient than traditional chemical thrusters, NASA officials say.
03 March 2015, 04:24 PM ET
Tech giant Google will give $1 million to Lick Observatory, a University of California, Berkeley facility that has been battling for funds since 2013, the observatory announced today (Feb. 10).
01 March 2015, 12:41 PM ET
Astronomers discovered the most gigantic black hole yet known and Leonard Nimoy — Mr. Spock from the beloved "Star Trek" series — passed away at the age of 83. Here are Space.com's pics for the top space stories of the week.
28 February 2015, 03:32 PM ET
From a record-setting parafoil flight to a newly-tested space plane, don't miss these amazing space images of the week for March 1, 2015.
27 February 2015, 04:00 PM ET
A recently launched NASA satellite has just deployed its giant antenna in preparation to collect unprecedented data about soil moisture around the world.
26 February 2015, 05:12 PM ET
NASA's Soil Moisture Active Passive mission team deployed its spacecraft's large antenna on Feb. 24th, 2015. The mission will track and map soil moisture on Earth.
26 February 2015, 02:25 PM ET
The Aragoscope would consist of an orbiting space telescope sitting behind an opaque disc up to 0.5 miles (0.8 kilometers) wide. This disc would be made of a black plastic material, similar to a garbage bag.
23 February 2015, 10:55 AM ET
An art exhibit at the Cooper Hewitt Smithsonian Design Museum in New York City bring together tools from throughout human history: from ancient artifacts to cutting edge instruments for space exploration.
23 February 2015, 07:30 AM ET
With one reportedly flawless test flight already under its belt, officials are already planning a European space plane for its next test.
21 February 2015, 04:46 PM ET
Europe's last cargo spacecraft came down to Earth in a fiery blaze and scientists reported seeing mysterious plumes emanating from Mars. Here are Space.com's picks for the best space stories of the week.
20 February 2015, 11:33 AM ET
Orbital ATK, builders of the Space Shuttle Solid Rocket Motors and of the future Space Launch System, describe the avionics system for their March 2015 static-fire test of the booster in Promontory, Utah.
19 February 2015, 09:50 AM ET
The world's biggest and most powerful particle smasher is gearing up for hunt for new particles, including mysterious dark matter and clues for supersymmetry.
18 February 2015, 12:04 PM ET
A robotic submarine could explore the methane seas on Titan, Saturn's largest moon. See how space technology and NASA are working to make this a reality.
18 February 2015, 06:30 AM ET
Bantam spacecraft should survive for about 15 minutes in Jupiter's thick air before bursting into flame, according to researchers developing a concept mission called SMARA (SMAll Reconnaissance of Atmospheres).
15 February 2015, 09:23 AM ET
Europe launched a prototype minishuttle on its first space test, SpaceX lofted the DSCOVR space-weather satellite, and scientists questioned whether dark matter is truly "dark." Here are Space.com's picks for the best space stories of the week.
14 February 2015, 12:40 PM ET
From a colorful cosmic "flower" to a smiley face in space, don't miss these amazing space images of the week for Feb. 15, 2015.
12 February 2015, 06:03 PM ET
The moon is home to liquid methane seas. In an animation developed for the NASA's Innovative Advanced Concepts (NIAC) program, a submersible is used to study the shoreline and liquid methane depths.
11 February 2015, 02:48 PM ET
Rough seas have scuttled SpaceX's plan to land the first stage of its Falcon 9 rocket on a robotic drone ship in the Atlantic Ocean after today's launch of the DSCOVR space-weather satellite.
11 February 2015, 10:30 AM ET
The European Space Agency's car-size Intermediate eXperimental Vehicle (IXV) blasted off from French Guiana at 8:40 a.m. EST Wednesday. The craft came screaming back to Earth 100 minutes later.
10 February 2015, 07:00 AM ET
DARPA aims to begin the flight-test phase of its Airborne Launch Assist Space Access program, or ALASA, with a demonstration run in late 2015. If all goes according to plan, a series of 12 orbital flights would then commence in early 2016.
10 February 2015, 07:00 AM ET
SpaceX aims to launch the DSCOVR space weather satellite, land the first stage of its Falcon 9 rocket in a reusability test and bring its Dragon cargo capsule safely down to Earth, all in the span of a few hours.
09 February 2015, 03:51 PM ET
The unmanned space plane, called the Intermediate eXperimental Vehicle (IXV), is slated to blast off Wednesday at 8 a.m. EST from French Guiana. Its 100-minute suborbital flight is designed to test out re-entry technologies.
09 February 2015, 10:35 AM ET
The launch of a new satellite designed to monitor space weather has been delayed another day.
08 February 2015, 02:32 AM ET
The private spaceflight company SpaceX will attempt the ultimate space double-header today (Feb. 8) with the launch of a space weather observatory followed by an ambitious rocket landing attempt on a floating platform in the Atlantic Ocean.
07 February 2015, 02:22 PM ET
When SpaceX launches a long-delayed satellite on Sunday, the company hopes to do the amazing: return a rocket to Earth and land it on a floating platform in the Atlantic Ocean.
07 February 2015, 11:05 AM ET
The Deep Space Climate Observatory (DSCOVR) will monitor the solar winds and give NOAA forecasters better lead time for solar storms that can affect satellites, communication and power grids on Earth.
05 February 2015, 10:30 AM ET
The European Space Agency is preparing for launch next week of a small reusable spacecraft that is due to make its first test run beyond the atmosphere.
30 January 2015, 11:02 AM ET
Europe is set to send its first 3D printer into the final frontier this year to experiment with zero-gravity manufacturing on long space voyages.
29 January 2015, 06:30 AM ET
The asteroid-mining firm Deep Space Industries (DSI) is investigating the feasibility of injecting microbes into space rocks far from Earth, to get a jump on processing their valuable resources.
28 January 2015, 12:40 PM ET
NASA is gearing up to test an innovative new robot built to explore some of Earth's most inhospitable places: the fiery heart of volcanoes. And the hardy robot may one day help scientists explore volcanoes on other worlds.
28 January 2015, 11:39 AM ET
27 January 2015, 07:35 AM ET
The Planetary Society's first LightSail spacecraft will blast off in May from Florida's Cape Canaveral Air Force Station, to test out critical systems and technologies ahead of a more involved orbital trial in 2016.