Can planetary rings explain the extremely low density of HIP 41378 𝑓?B. Akinsanmi, N. C. Santos, J. P. Faria, M. Oshagh, S. C. C. Barros, A. Santerne and S. CharnozA&A, 635 (2020) L8DOI: https://doi.org/10.1051/0004-6361/202037618