Bradford Smith, a NASA astronomer who acted as planetary tour guide to the public with his interpretations of stunning images beamed back from Voyager missions, has died. Smith’s wife, Diane McGregor, said he died Tuesday at his home in Santa Fe, New Mexico, of complications from myasthenia gravis, an autoimmune…
Read MoreDr. Bradford Smith, NASA’s ‘Tour Guide for Voyager,’ Missions Dies at 86
