Saxum

In planetary geology, a saxum (/ˈsæksəm/, plural saxa) is a large surface boulder on an extraterrestrial body. So far the term has been used for:

• 162173 Ryugu § Saxa
• 101955 Bennu § IAU named features
• Dimorphos § Surface

Saxum is the Latin word for a rock. The feature name was introduced in 2019 for the Hayabusa 2 asteroid mission to Ryugu.

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