... Massachusetts Institute of Technology, Rm 54416 Cambridge, MA (617) 253-7568 hbh@zilla.mit.edu HUBBLE SPACE TELESCOPE WIDE FIELD PLANETARY CAMERA 2 OBSERVATIONS OF NEPTUNE Two groups have recently used the Hubble Space Telescope (HST) Wide Field Planetary Camera 2 (WFPC 2) to acquire new high-resolution images of the planet Neptune. ... These bright clouds and dark spots were tracked as they moved across the planet's disk, revealing wind speeds as large as 325 meters per second (730 miles per hour)....