아주 높이 있는 먼지
과학동아 1993년 04호
loss of mass. But the scientific findings from Halley are still being analyzed.From the Space Research Institute in Moscow, and from the University of California San Diego's Department of Chemistry and California Space Institute, scientists recently reported on the analysis of data from the Vega 1 and 2 spacecraft, which flew near the comet in 1986.Mass spectrophotometers aboard the spacecraft ...