NOUN
- a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its course
How To Use retrorocket In A Sentence
- At that point, the probe drops down on a tether that is as skinny as a shoelace, to keep it a safe distance away when the lander's retrorockets fire.
- The pod's retrorockets fired up, easing its fall but they were a little too slow in activating.
- Scientists studied the rover landing site images to determine the likely reflectance properties of Mars Polar Lander's parachute and the blast zone created on the Martian surface by Mars Polar Lander's retrorockets.
- The entry, descent and landing system will utilise key technologies involving airbags and possibly retrorockets.
- If space is a vacuum, then how do space capsule's retrorockets steer?
- Controllers had seen a signal indicating a possible problem with the capsule's heat shield, so I was advised to keep the retrorocket pack attached to hold the heat shield in place.