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Connecting Global to Local Parameters in Barred Galaxy Models
barred orbits global and local parameters
2009/5/19
We present connections between global and local parameters
in a realistic dynamical model, describing motion in a barred galaxy.
Expanding the global model in the vicinity of a stable Lagrange point...
Mars Global Surveyor Discovers Current Liquid Water Activity on Mars（图）
Mars Liquid Water
2006/12/20
December 6, 2006，The discoveries were made as part of a campaign to monitor curious light-toned deposits that had been observed on the walls of craters in the mid-latitudes of Mars (from 30 to 60 degr...