The moon's major features are 10-km-diameter Stickney Crater and the grooves radiating away from the crater.
(The moon's major features; are; 10-km-diameter Stickney Crater and the grooves) (the grooves; radiating; away from the crater)
The moon's major features the grooves
are radiating
10-km-diameter Stickney Crater and the grooves
away from the crater