The escape speed curve of the Galaxy obtained from Gaia DR2 implies a heavy Milky WayG. Monari, B. Famaey, I. Carrillo, T. Piffl, M. Steinmetz, R. F. G. Wyse, F. Anders, C. Chiappini and K. JanßenA&A, 616 (2018) L9DOI: https://doi.org/10.1051/0004-6361/201833748