retrorocket

the spacecraft fired its retrorockets to slow down before landing.

engineers tested the retrorocket system for safety.

during the mission, the retrorockets played a crucial role in descent.

the retrorocket's performance exceeded expectations during the flight.

they designed a new type of retrorocket for better efficiency.

the astronauts monitored the retrorocket's fuel levels closely.

after the launch, the retrorocket was activated for re-entry.

the retrorocket was essential for the spacecraft's safe return.

they encountered a problem with the retrorocket during testing.

the retrorocket system was upgraded to enhance performance.