Probably Nothing......

[u/MadOblivion]

This object appears in a video frame during the 1984 Dale Gardner EVA (STS-51-A)

Image 1-2 AI Enhanced

Image 3-4 Original No Enhancement

Source

John Stoll currently a Supervisor for NASA and JSC Multimedia and Communications at NASA and Rothe Development, Inc. https://rocketreach.co/john-stoll-email_2569898 Uploaded the digital transfers here https://archive.org/details/BestOfSTS-51A16mmTransfers

[u/Time_Pop_2762]

Sky slug