HOW HISTORY OF COMPUTERS CAN SAVE YOU TIME, STRESS, AND MONEY.

At suitable is a big-scale image of galaxy M87 taken in 1998 with Hubble's Wide-Field Planetary Digicam two. The 2 pictures at left display a picture taken in 2006 with Hubble's State-of-the-art Digicam for Surveys. The place in the supermassive black gap is indicated with the black dot from the lessen remaining panel, and a knot during the jet (HS