Stig Östlund

torsdag, februari 24, 2011

Super-Sharp Radio 'Eye' Remeasuring the Universe

The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc.








Artist's conception of Milky Way,
showing locations of star-forming regions
whose distances were recently measured.
CREDIT: M. Reid, Harvard-Smithsonian CfA;
R. Hurt, SSC/JPL/Caltech,
NRAO/AUI/NSF

New observations with the Very Long Baseline Array have made the farthest direct distance measurement ever, a key step toward understanding the mysterious dark energy that constitutes some 70 percent of the universe. Other observations are redrawing the map of our home galaxy and promise to revise our understanding of extrasolar planets.



FULL STORY:
http://www.nrao.edu/pr/2011/vlbameasures/

Bloggarkiv