News tagged with space observatory

Listening to the stars

It is almost night on the island of Puerto Rico. Astronomer Joanna Rankin raises her head toward the sky. A few of the brightest stars shine through blue cracks in a ragged dome of gray clouds. To her back, ...

Dec 01, 2011 5 / 5 (4) 3 | with audio podcast

Galaxies: Some assembly required

New research using the world's largest telescope at the Keck Observatory in Hawaii has revealed two distinct populations of star clusters surrounding galaxies that have radically different chemical composition.

Oct 23, 2012 4 / 5 (5) 2 | with audio podcast