Former Astronaut & NASA Official John Grunsfeld to Speak at Mars Society Teleconvention

The Mars Society is glad to welcome Dr. John M. Grunsfeld, a former NASA astronaut and Associate Administrator for the Science Mission Directorate, as a virtual plenary speaker during the 23rd Annual International Mars Society Convention, set for October 15-18, 2020. Serving 17 years as a NASA astronaut, Dr. Grunsfeld is a veteran of five space shuttle flights and visited the Hubble space telescope three times during these missions to near Earth orbit. He logged more than 58 days in… READ MORE >