On Miranda, a moon less than 500 km across, the cliff called Verona Rupes is estimated to stand between 5 and 20 kilometers tall, possibly more than twice the height of Everest. Because gravity there is so weak, a fall from the top would last several minutes, perhaps around ten. Plenty of time to think about your landing.
A large share of Earth's water molecules formed in the interstellar cloud that existed before the Sun was even born, more than 4.6 billion years ago. You are literally drinking a cosmic fossil.
By day, the Martian sky looks butterscotch because of fine dust hanging in the air. But at dusk, those same grains scatter blue light forward, creating a bluish glow around the Sun. Rovers have photographed these blue sunsets: the exact reverse of what we see on Earth.