Alien Attack (1998)

The 25th planet of the Cyrus Solar System, Vega is in danger, the 800yrs old Queen Mother is dying, afflicted by a disease we know as brain cancer. She has but a short time to live unless the part affected can be replaced. A select group of Aliens have been sent to earth to capture and bring back the part Affected-Medulla to be replaced and transplanted to the Queen Mother. It has taken them 4,5 light years to get here, now they have finally arrived.

Unfortunately the movie Alien Attack is not yet available on Disney Plus.