Topic: Greenbelt (Maryland)
NASA's Mars explorer Curiosity, the most capable robotic rover ever built for taking the measure of a planet, is to launch Saturday morning. Curiosity will analyze the layered terrain in Gale Crater to read in its rocks the history of the environment there.
11/26/2011 08:43 am
After a decade of "following the water," planetary scientists want to see if water co-existed with other critical environmental conditions that could have allowed simple forms of life to emerge.
11/25/2011 03:05 pm
After cost overruns and years of delay, the US is set to launch a prototype weather satellite before dawn Friday. Its data are badly needed as the number of Earth-observing satellites dwindle.
10/27/2011 09:22 pm
A newly discovered planet-candidate circling star LkCa 15 could provide astronomers with a first-ever look at a gas-giant planet as it grows. It could help prove or debunk current theories.
10/19/2011 06:28 pm
Skywatchers in North America will miss this lunar eclipse, but a second one this year will be visible in December, especially in western portions of the continent.
06/13/2011 05:17 pm
Lunar eclipse: The event is the first lunar eclipse of 2011 and one of two total lunar eclipses this year.
06/13/2011 11:24 am
A solar flare erupted from the sun's surface Tuesday, but the star of the solar storm was something much larger – a coronal mass ejection. It is distorting Earth's magnetic field and will produce the northern lights (and southern lights) tonight.
06/08/2011 06:58 pm
Supermoon: The moon will makes its closest approach to Earth on Saturday, appearing closer and larger to the naked eye. The last supermoon was eighteen years ago.
03/18/2011 01:54 am
Scientists seeking an astronomical first – discerning the atmospheric composition of a 'super Earth' exoplanet – have now learned enough to rule out one leading theory.
12/01/2010 07:51 pm
NASA's James Webb Space Telescope will need $1.5 billion added to its $5 billion budget to live up to its scientific promise, a review panel estimates. But the prospects for Congress granting the money are dim.
11/11/2010 12:20 pm