NASA offers live interviews with Hubble experts for 20th anniversary

quelle:NASA offers live interviews with Hubble experts for 20th anniversary:
"On the eve of the Hubble Space Telescope's 20th anniversary, NASA will
offer live satellite interviews with two of the telescope's premier scientists:
Ed Weiler, associate administrator of the Science Mission Directorate at
NASA Headquarters in Washington, and former astronaut John Grunsfeld.
Interviews are available from 6 to 9 a.m. EDT on Friday, April 23."