The latest private lunar lander is a little closer to its destination. Firefly Aerospace’s Blue Ghost fired its engines early in the morning of February 18, marking the latest stage in its 45-day long trip to the Moon.

"trans lunar injection." Then on Thursday, the lander, named Blue Ghost, fired its engines for four minutes to propel the spacecraft beyond Earth’s orbit toward the moon. The engine burn was the most challenging the lander had conducted with its main engine and thrusters since launching Jan.

Firefly Aerospace's Blue Ghost lander lowered its orbit around the moon Tuesday (Feb. 18), sending back gorgeous footage from just over the lunar surface.