September 03, 2008 Closest Look Ever at the Edge of a Black Hole Astronomers have taken the closest look ever at the giant black hole in the center of the Milky Way. By combining telescopes in Hawaii, Arizona, and California, they detected structure at a tiny angular scale of 37 micro-arcseconds - the equivalent of a baseball seen on the surface of the moon, 240,000 miles distant. These observations are among the highest resolution ever done in astronomy.  Read More...

August 22, 2008 Spitzer Reveals Stellar "Family Tree" A new image from NASA's Spitzer Space Telescope tells a tale of life and death, and reveals a rich family history. The striking infrared picture shows a colorful cosmic cloud, called W5, studded with multiple generations of blazing stars.   Read More...

July 31, 2008 The First Stars The universe began with the Big Bang about 13.7 billion years ago. Very soon after that event, the first stars formed. Today, those stars are dead and gone leaving little evidence of their size and composition behind.  Read More...