S-type asteroid

S-type asteroids, or silicaceous asteroids, are of a stony composition, hence the name. Approximately 17% of asteroids are of this type, making it the second most common after the C-type.

S-type asteroid

S-type asteroids, or silicaceous asteroids, are of a stony composition, hence the name. Approximately 17% of asteroids are of this type, making it the second most common after the C-type.