Like birds returning to their nests, these feather-like grid fins help steer rockets back down through the atmosphere toward their landing zones.

SpaceX's Super Heavy booster will fly with fresh 'grid fins' | Space photo of the day for Aug. 18, 2025

Source: space
Source Link: https://www.space.com/space-exploration/private-spaceflight/spacexs-super-heavy-booster-will-fly-with-fresh-grid-fins-space-photo-of-the-day-for-aug-18-2025