Local Group - Astronomy Blog
    Posted over 6 years ago by Rich Talcott
    Among life's many mysteries, the answer to the question above has to rank pretty low. Higher on my list: Why are woodchucks also called groundhogs? After all, wood and ground are hardly synonymous, and a "chuck" has nothing to do with a...
    Posted over 6 years ago by Anonymous
    The Hubble Space Telescope's Advanced Camera for Surveys (ACS) went into " safe mode " January 27. The space-based telescope's instrument has operated on backup electronics since June 30, 2006, and now doesn't work. The problem calls...