Beagle 2 is attached to Mars Express by what is known as a Spin-Up and Ejection Mechanism ( Suem ) .
Beagle 2 is attached to Mars Express by what is known as a Spin-Up and Ejection Mechanism ( Suem ) .
A command is sent to Mars Express to release Beagle 2 by what is known as a Spin-Up and Eject Mechanism .