A businessman who traveled to space with William Shatner last month was killed along with another person when the small plane they were in crashed in a wooded area of northern New Jersey, state police said. The space tourist, Glen M. de Vries, 49, of New York City, and Thomas P. Fischer, 54, of Hopatcong, were aboard the single-engine Cessna 172 that went down Thursday. De Vries was an instrument-rated private pilot, and Fischer owned a flight school. Authorities have not said who was piloting the small plane. The plane left Essex County Airport in Caldwell, on the edge of the New York City area, and was headed to Sussex Airport, in rural northwestern New Jersey. The Federal Aviation Administration alerted public safety agencies to look for the missing plane…