News tagged with hydrogen gas

Elements of ExoPlanets

By looking at the wavelengths of light from nearby stars, researchers have determined the abundance of certain elements for more than a hundred stars. Trace elements in such stars may influence their habitable ...

Feb 02, 2012
4.9 / 5 (8) 0 | with audio podcast

A pocket of star formation

(PhysOrg.com) -- This new view shows a stellar nursery called NGC 3324. It was taken using the Wide Field Imager on the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile. The intense ultraviolet ...

Feb 01, 2012
not rated yet 0 | with audio podcast

New California rules require cleaner cars

California, long a national leader in cutting auto pollution, pushed the envelope further Friday as state regulators approved rules to cut greenhouse gas emissions from cars and put significantly more pollution-free vehicles ...

Jan 30, 2012
not rated yet 1

Hot molecule explains cold chemistry

(PhysOrg.com) -- Surprisingly, hydrogen cyanide and its far more energetic isomer, hydrogen isocyanide, are present in almost equal amounts in cold interstellar gas clouds. Scientists from the Max Planck Institute ...

Jan 30, 2012
not rated yet 1 | with audio podcast

The great gas hydrate escape

For some time, researchers have explored flammable ice for low-carbon or alternative fuel or as a place to store carbon dioxide. Now, a computer analysis of the ice and gas compound, known as a gas hydrate, ...

Jan 18, 2012
4.1 / 5 (7) 2 | with audio podcast

Image: Active Galaxy Centaurus A

(PhysOrg.com) -- Resembling looming rain clouds on a stormy day, dark lanes of dust crisscross the giant elliptical galaxy Centaurus A.

Jan 04, 2012
4.8 / 5 (4) 0

A galaxy blooming with new stars

(PhysOrg.com) -- The VLT Survey Telescope (VST) has captured the beauty of the nearby spiral galaxy NGC 253. The new portrait is probably the most detailed wide-field view of this object and its surroundings ...

Dec 15, 2011
4.7 / 5 (6) 1 | with audio podcast

Young star rebels against its parent cloud

Despite the celestial colours of this picture, there is nothing peaceful about star forming region Sh 2-106, or S106 for short. A devilish young star, named S106 IR, lies in it and ejects material at high ...

Dec 13, 2011
3.5 / 5 (4) 2

Hot cores in dark clouds

(PhysOrg.com) -- The earliest stages in the life of a star are among the most mysterious. This is primarily because stars form inside dark clouds of material that block optical light, and because they form ...

Dec 06, 2011
4 / 5 (2) 1 | with audio podcast

Crystallizing the switch to hydrogen

Hydrogen gas is an almost infinitely inexhaustible fuel source that emits only clean water during combustion. Switching from hydrocarbon-based transportation to systems powered by state-of-the-art fuel cells ...

Dec 02, 2011
4.9 / 5 (7) 12 | with audio podcast

Hubble confirms: galaxies are ultimate recyclers

(PhysOrg.com) -- New observations by NASA's Hubble Space Telescope are expanding astronomers' understanding of the ways in which galaxies continuously recycle immense volumes of hydrogen gas and heavy elements. ...

Nov 17, 2011
4.8 / 5 (10) 80 | with audio podcast