Ground-based detection of an extended helium atmosphere in the Saturn-mass exoplanet WASP-69b

Nortmann, L., Palle, E., Salz, M., Sanz-Forcada, J., Nagel, E., Alonso-Floriano, F. J., Czesla, S., Yan, F., Chen, G., Snellen, I. A. G., Zechmeister, M., Schmitt, J. H. M. M., Lopez-Puertas, M., Casasayas-Barris, N., Bauer, F. F., Amado, P. J., Caballero, J. A., Dreizler, S., Henning, T., Lampon, M., Montes, D., Molaverdikhani, K., Quirrenbach, A., Reiners, A., Ribas, I., Sanchez-Lopez, A., Schneider, P. C., Zapatero Osorio, M. R.
American Association for the Advancement of Science (AAAS)
Published 2018