As that material coalesced, the intense energies involved melted the rocks into a vast ocean of magma which covered the entire moon. As the surface cooled over tens to hundreds of millions of ...

The lunar magma ocean is thought to have been present ... measurements show the uniformity in the composition of the moon's surface over several tens of meters where the rover was operating.

The moon's last quarter - or final quarter phase will occur at 07:59 a.m. EDT (1159 GMT) on the morning of May 20 for viewers ...

Scientists came to the conclusion that there was a large ocean of magma on the Moon at some point after ... melting event while it was still young. Over time, the hot and liquid surface cooled ...

So I took one look at Mimas, and I said, “There’s no way that is an ocean moon.” Yet I realized I couldn’t refute the idea. I kept Mimas in my mind over the years, eventually putting toget ...

This ocean would have filled over half of the moon's entire body, at about 60 miles deep below a 20-mile-thick icy crust. "That result was a big surprise to the team," co-author Caleb Strom ...

So I took one look at Mimas, and I said, “There’s no way that is an ocean moon.” Yet I realized I couldn’t refute the idea. I kept Mimas in my mind over the years, eventually putting ...