What is coming into view from the top center at 08:26:25 [0], right after the commentator says, "the weather conditions remain go"? It stays visible for more th

What is coming into view from the top center at 08:26:25 [0], right after the commentator says, "the weather conditions remain go"? It stays visible for more than seven minutes before disappearing behind the horizon. [0] https://youtu.be/X9Miy8ngusQ?t=30382 https://youtu.be/X9Miy8ngusQ?t=30382