qqp question1: Interstellar (2014 film): On Planet Miller, did Cooper, Amelia and Doyle spend 3.3 hours (approximately), equating in 23 years and some months, or did they spend just 15 minutes? question2: On Miller's planet, how were Amelia, Doyle, etc. walking on the surface of the water if the gravity was 130% that of Earth's?