News tagged with infrared observations

Measuring galaxy black hole masses

(PhysOrg.com) -- Black holes, one of the most amazing and bizarre predictions of Einstein's theory of gravity, are irresistible sinks for matter and energy. They are so dense that not even light can escape ...

dateMay 27, 2011 in Astronomy
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Infant galaxies -- small and hyperactive

Galaxies, including our own Milky Way, consist of hundreds of billions of stars. How did such gigantic galactic systems come into being? Did a central region with stars first form then with time grow? Or did ...

dateFeb 05, 2009 in Astronomy
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