News tagged with chemical composition

Hubble captures a collection of ancient stars

(Phys.org)—The NASA/ESA Hubble Space Telescope has produced this beautiful image of the globular cluster Messier 56 (also known as M 56 or NGC 6779), which is located about 33,000 light years away from ...

Aug 27, 2012
5 / 5 (3) 0 | with audio podcast

Efficient catalysis on chiral surfaces

(Phys.org)—Practice is when everything works but nobody knows why. This light-hearted saying can equally be applied to chemical processes. "The process of so-called heterogeneous asymmetric catalysis is ...

Aug 24, 2012
5 / 5 (1) 0 | with audio podcast

The earliest stages of planet formation

(PhysOrg.com) -- Small dust particles in a disk of gas around a young star, according to current models, gradually coagulate during the first million years until kilometer-sized objects are formed. These in ...

Mar 26, 2012
4.7 / 5 (3) 0 | with audio podcast