AMONG her close circles, Dr. Premana W. Permadi is known as a serious woman with a rare flash of humor. The lecturer in the Department of Astronomy, School of Mathematics and Physics, at the Bandung Institute of Technology (ITB), even has barely enough time to enjoy leisure activities. "I'm not good at making friends, actually," she laughingly said. Born in Surabaya, East Java, she spends most of her days delving into astronomy, t