Massive stars have significant effects on the ambient interstellar medium (ISM) via either strong UV radiation or powerful stellar winds. These winds also...

This white paper describes an ambitious research programme into the architectures of evolved planetary systems and their use as probes of the bulk abundances of...

Table 2 contains the information for the EW line-ratio calibrations. (2 data files).

Not Available

The excitation of p-modes seems to be produced by turbulence in the convection zone (see, e.g., Kumar, 1997 and the references therein). Low-degree p-mode...

IAUC 6096 available at Central Bureau for Astronomical Telegrams.

Transmission spectroscopy using high-resolution spectrographs is quickly becoming a major tool to detect and understand planetary atmospheres, from ultra hot...

We give an overview over the different techniques to detect planets in other stars. A special emphasis is given to the transit method and the French/European...

IntroductionA group of amateur astronomers from the Sabadell Astronomical Society is using small professional telescopes to obtain exoplanets transits...