2 papers
astro-ph.EP2026
High-resolution transmission spectroscopy of KELT-18b Metastable helium detection at 1083 nm
M. Chella, M. Monticelli, F. Biassoni +5
We present the first high-resolution transmission spectroscopy of the ultrahot Jupiter KELT-18b, probing its escaping atmosphere by analyzing a single transit obtained with the CAR…
astro-ph.EP2025
ExoClock Project IV: A homogeneous catalogue of 620 updated exoplanet ephemerides
A. Kokori, A. Tsiaras, G. Pantelidou +323
The ExoClock project is an open platform aiming to monitor exoplanets by integrating observations from space and ground based telescopes. This study presents an updated catalogue o…