Space News

Global warming has reached a new milestone, but congratulations are neither in order nor welcome. April 2014 is the first month in human history where the average amount of carbon dioxide in the air topped 400 parts per ...

On Tuesday, April 29, NASA Administrator Charlie Bolden and other agency officials participated in a public exploration forum at headquarters, to showcase the path the agency has laid out to put humans on Mars....

A key issue SpaceX's lawsuit challenging a U.S. Air Force contract with ULA appears to be whether money associated with the contract winds up in the hands of a high-ranking Russian government official who has been hit wi...

A new model of largest moon in our solar system (bigger than planet Mercury) suggests that at least one ocean is stacked between multiple layers of ice. More about Ganymede: ://goo.gl/S37qaH

The New Mexico Exoplanet Spectroscopic Survey Instrument (NESSI) will soon get its first "taste" of exoplanets, helping astronomers decipher their chemical composition. Exoplanets are planets that orbit stars beyond our ...

The first SHERPA will deploy up to 1,200 kilograms of customer satellite payloads into low Earth orbit in the second half of 2015.

Climate scientists have long documented the strong control of Earth's orbital variations on the waxing and waning of the great ice ages, when huge "pluvial" lakes filled the valley floors of the Great Basin. For years it...

A new kit lets kids and adults alike perform experiments and build models of real spacecraft, just like the scientists at NASA.

A key issue in SpaceX's lawsuit challenging a U.S. Air Force contract with ULA appears to be whether money associated with the contract winds up in the hands of a high-ranking Russian government official who has been hit...

A meteor shower made up of debris from the famed Halley's Comet will peak overnight tonight, but if Mother Nature spoils your show, don't fret. You can always watch it live online.

U.S. sanctions on Russia threaten several activities.

NASA's Jet Propulsion Laboratory News and Features: Satellite instruments provide an unexpected global view from space of a nearly invisible fluorescent glow that sheds new light on vegetation productivity on land.

Just a few weeks after its last reusable rocket test, SpaceX did it again - and then some. The latest flight of the Falcon 9 Reusable rocket showed the machine soaring to 3,300 feet (1,000 meters), about four times the a...

NASA may have lost the urgency of its 1960s moon race years, but today's commercial space sector looks to be recapturing some of that fervor. --

Europa -- a moon of Jupiter first discovered by Galileo -- never ceases to surprise and amaze astronomers and amateurs alike. Last December astronomers announced water plumes erupting 100 miles high from the moon's icy s...

A recently discovered comet is headed northward and is set to put on one of two fine performances for binocular observers in 2014 starting this week. Comet C/2014 E2 Jacques was discovered on March 13th 2014 by Cristóv�...

The X-38 research vehicle drops away from NASA's B-52 mothership.

From a solar eclipse from space to NASA's newest spacesuit, don't miss these amazing space images of the week for May 5, 2014.

From the partial solar eclipse over Australia to an amazing auroral display over Alaska, don't miss these spectacular night sky images by stargazers and Space.com readers.

What was your favorite space news story of the last week?

Speaking of Saturn's rings, on April 11, 2014, Cassini was taking a snapshot of Saturn's thin outer F ring when it got a bonus: Uranus! The picture above shows the seventh planet from the Sun as a small, pale blue dot (h...

Earth and its solar system compatriots all have nearly circular orbits, but many exoplanets orbit their stars on wildly eccentric paths. Is our home system strange? Or is our sense of the data skewed?