Step 1 : Introduction to the question " Where would you find Grimaldi, Copernicus and the Sea of Clouds -- a place that's the focus of a U.S. mission that began in 2009?"
... Sea of Clouds; Sea of Crises; Sea of Islands; Sea of Serenity; Sea of Showers; Sea of Tranquility. Crater. Copernicus Crater; Grimaldi Crater; Kepler Crater; Plato Crater; Stevinus Crater; Tycho Crater ... Snapshot of a Waning Gibbous Moon – Cosmic Pursuits
- The large dark region at the upper left is Oceanus Procellarum (the Ocean of Storms), which is capped by Mare Imbrium (Sea of Rains) to the north and Mare Nubium (Sea of Clouds) and Mare Humorum (Sea of Moisture) to the south. To the right in this image, closer to the shadow beyond the terminator, ...
