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Jets from young stars

Ray, T. P.; Ferreira, J.

Jets are ubiquitous in the Universe and are seen from a large number of astrophysical objects including active galactic nuclei, gamma ray bursters, micro-quasars, proto-planetary nebulae, young stars and even brown dwarfs. In every case they seem to be accompanied by an accretion disk and, while the detailed physics may change, it has been suggest…

The episodic and multiscale Galactic Centre

Krabbe, Alfred; Bryant, Aaron

Within the central few hundred parsecs of the Milky Way, extending from longitude l = -1° to 1.5°, lies the Central Molecular Zone of the Galactic Centre. This extraordinary region is defined by a diverse variety of ISM features in numerous stages of evolution. Molecular cloud H₂ volume densities range from 10^3-8 cm^-3