The Messenger

The Messenger

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The relevant enviromental factor is not yet clear: is it tidal interaction, ram pressure stripping, or photoevaporation? ln those dSph galaxies with extended star formation histories, where does the gas come from to fuel the extended star formation? New colour-magnitude diagrams for large numbers of stars in several of the dSph galaxies (Draco, Ursa Minor, ... The distribution of stellar abundances along the Sgr stream shows a strong gradient away from the core of the Sgr system.

Title:The Messenger
Publisher: - 2008


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