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24 March 2014, 07:00 AM ET
Scientists have identified a dozen or so promising targets for NASA's asteroid-capture mission, which seeks to drag a small rock — or a piece of a larger one — into a stable orbit around the moon, where it would be visited by astronauts down the road.
23 March 2014, 04:03 PM ET
A third set of images, this one from a French satellite, show potential objects floating in the southern Indian Ocean that could be linked to Malaysian Airlines Flight 370, which has been missing since March 8, when it disappeared from radar screens.
23 March 2014, 12:32 PM ET
What was your favorite space news story of the last week?
23 March 2014, 10:18 AM ET
A big problem for otherwise habitable moons is the heat radiating from their gas giant planets.
23 March 2014, 10:15 AM ET
New observations from NASA’s Saturn-orbiting Cassini spacecraft show what appear to be glints of sunlight bouncing off a wind-rippled lake on the moon Titan.
23 March 2014, 10:00 AM ET
An astronaut has brought the taste of space down to Earth while elevating space food to new heights. Franklin Chang Diaz, a veteran of seven shuttle flights, and the chefs at the Four Seasons Resort in Costa Rica present 'Taste The Stars.'
22 March 2014, 01:27 PM ET
From stunning 3D Views of the universe to an HD moon map revealing a lunar North Pole like never before, don't miss these amazing space images of the week for March 22, 2014.
22 March 2014, 01:05 PM ET
From dazzling stars over Arizona's Kitt Peak, to a telescope-building skywatcher's early experiences capturing Halley's Comet, don't miss these spectacular night sky images by stargazers and Space.com readers.
22 March 2014, 09:15 AM ET
A Chinese satellite orbiting Earth has captured a new photo of possible debris from the missing Malaysian Airlines jet that disappeared with 239 people on March 8.
22 March 2014, 08:06 AM ET
Space tourism and space-based real estate are ushering in a new era of human spaceflight, but their success of private spaceflight will depend on ensuring safety and reducing the cost, experts say.
22 March 2014, 07:01 AM ET
The new TV series "Cosmos: A Spacetime Odyssey" has been remarkably successful so far, and host Neil deGrasse Tyson has a few ideas why.
22 March 2014, 12:09 AM ET
Capturing the world's most famous comet from the Florida Keys, Victor Rogus was inspired for a lifetime of astronomy.
21 March 2014, 11:31 PM ET
The Hubble Constant is the unit of measurement used to describe the expansion of the universe. The cosmos has been getting bigger since the Big Bang kick-started the growth about 13.82 billion years ago.
21 March 2014, 05:34 PM ET
The agency announced today (March 21) that it's seeking proposals for advanced technology-development studies that could bring the asteroid-redirect mission closer to reality and help keep the effort's costs down.
21 March 2014, 03:20 PM ET
Just this week Space.com’s Facebook following surpassed the one million mark.
21 March 2014, 03:20 PM ET
The four private companies NASA is counting on to develop manned spaceships — Boeing, Blue Origin, Sierra Nevada Corp. (SNC) and SpaceX — are notching the many milestones set by the space agency's commercial crew program (CCP), officials said.
21 March 2014, 02:49 PM ET
Orbiting JAXA astronaut Koichi Wakata explains how the International Space Station's water recovery system works.
21 March 2014, 02:19 PM ET
The proposed sunflower-shaped structure could launch together with a telescope. It's intended to help in the search for Earth-like planets by blocking starlight that obstructs views of nearby stars.
21 March 2014, 11:25 AM ET
This NASA SR-71 completes its first flight at Dryden Flight Research Center.
21 March 2014, 11:22 AM ET
This stunning space wallpaper is a color composite of the unusual polar ring galaxy NGC 4650A. The image was created from data from the new MUSE instrument on ESO’s Very Large Telescope.
21 March 2014, 10:11 AM ET
A new telescope tool for peering into the cosmos and creating three-dimensional views of the universe has passed its first major test at a European observatory in Chile's high desert.
21 March 2014, 09:43 AM ET
A new innovative instrument called MUSE (Multi Unit Spectroscopic Explorer) has been successfully installed on ESO's Very Large Telescope (VLT) at the Paranal Observatory in northern Chile. See the amazing photos here.
21 March 2014, 07:36 AM ET
Space books and science fiction put the depths of space in the palm of your hand. See Space.com’s latest space and science fiction book coverage here.
21 March 2014, 06:21 AM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for March 2014 made up of images sent in by Space.com readers.
21 March 2014, 06:00 AM ET
This week, I spent my first night under the stars at Kitt Peak in southern Arizona, and I tried to take some pictures of bright spots in the sky.
21 March 2014, 06:00 AM ET
The confirmation of cosmic inflation gives researchers a new window onto a realm of extreme physics, potentially aiding their quest to devise a theoretical framework that can explain all aspects of the universe.
21 March 2014, 06:00 AM ET
Space.com caught up with John Kovac recently to talk about his team's detection of gravitational waves, the find's implications and what the discovery means to him and his team on a personal level.
21 March 2014, 05:45 AM ET
Scientists still aren't sure exactly why the universe began with a Big Bang 13.8 billion years ago. Will humanity ever really understand the Big Bang's true nature?
20 March 2014, 08:10 PM ET
NASA is distancing itself from a new study that investigates how resource exploitation andincome inequality could lead to the collapse of civilization. The paper just used research tools developed for other NASA activities, agency officials say.
20 March 2014, 08:07 PM ET
As the search effort for the missing Malaysia Flight MH370 continues, some questionable theories are being floated for the strange disappearance of the passenger jet, including — it seems — black holes.
20 March 2014, 06:04 PM ET
7 Western University (Ontario) all-sky cameras and two operated by NASA recorded the fireball over the northern shore of Lake Erie on Mar. 18, 2014. Golf ball or softball-sized fragments may have reach the ground northwest of St. Thomas, Ontario.
20 March 2014, 05:40 PM ET
Scientists are rushing to a possible meteorite impact site in southwestern Ontario, Canada, after a bright fireball lit up the skies there Tuesday night (March 18). The basketball-sized fireball was spotted at 10:24 p.m. local time in seven cameras.