NASA is poised to launch its latest X-ray space telescope on a two-year hunt for hard-to-see objects lurking in the heart of the Milky Way and other galaxies.
WSJ.com: What's News US, Wall Street Journal
Wed, 06/13/2012 - 8:56am
NASA is poised to launch its latest X-ray space telescope on a two-year hunt for hard-to-see objects lurking in the heart of the Milky Way and other galaxies.