Difference between Booster Rocket and Booster Unit

BOOSTER ROCKET vs BOOSTER UNIT: NOUN

Hypergolic, Launch vehicle, Soyuz, Drogue parachute, Warhead, Liftoff, Orbit, Rocket, Orbiter, Spacecraft, Takeoff booster, Takeoff rocket, Booster unit, Booster, Multistage rocket

Nasa, Ire, Fan, Cheerleader, Bonus, Ego, Root, Jack, Amp, Rah, Takeoff rocket, Takeoff booster, Multistage rocket, Booster rocket, Booster

Spaceward, Payload, Propellant, Thruster, Lander, Hypergolic, Launch vehicle, Soyuz, Drogue parachute, Warhead, Liftoff, Orbit, Rocket, Orbiter, Spacecraft

Thrust, Stp, Rocket, Raise, Option, Nasa, Ire, Fan, Cheerleader, Bonus, Ego, Root, Jack, Amp, Rah

Once the Dragon is on its way, the California-based company will try to fly the first-stage booster rocket to a platform in the Atlantic.
The booster rocket falls down to earth again and our body returns to clay again, but as children of God we are gone ahead.
A Proton-M booster rocket successfully launched a European telecommunications satellite early Saturday, amending the Russian space credentials after a failed launch 10 days ago.
Little has been revealed about the ARRW, which uses a booster rocket to accelerate to hypersonic speed, then glides to impact.
President Vladimir Putin watched Tuesday's launch of the Angara -A5 booster rocket via a video link in the Kremlin.
?? Russia in October 2005 also launched a booster rocket carrying eight satellites, one of which belonged to Iran.
But it is like the booster rocket that put you into space.