Cepheid variables in the Gaia Data Release 2 and the extragalactic distance scale
Classical Cepheids are the most important primary indicators for the extragalactic distance scale. Establishing the
10 eventi found.
eROSITA: Stellar science with a new X-ray All-Sky Survey
Aula GrattonNearly 30 years after ROSAT, the german-russian mission eROSITA, planned for launch in spring 2019,
colloquium – Beate Stelzer
Aula GrattonMissing Baryons and the Warm-Hot Intergalactic Medium
Aula GrattonIt has been known for decades that the observed number of baryons in the local
colloquium – Fabrizio Nicastro
Aula GrattonAGB stars and the cosmic dust cycle
Aula GrattonTheoretical and observational studies of dust condensed in outflows from AGB stars have substantially advanced the understanding
colloquium – Svetlana Zhukovska
Aula GrattonCharacterizing the circum/inter-galactic gas in emission around z~2-3 quasars
Aula GrattonRecently, enormous (> 200 kpc) Lyman-alpha nebulae (ELAN) have been discovered around radio-quiet z~2-3 quasars.
colloquium – Fabrizio Arrigoni Battaia
Aula GrattonExploring the solar chromosphere with ground-based telescopes
Aula GrattonThe Sun's atmosphere consists of the photosphere, chromosphere and corona. The solar chromosphere bridges the