Reminds me of Farside by Patrick Chiles.
Unless Starship has effective anti-RPG defenses, the flashes are likely to originate in manmade Rapid Planned Disassemblies. Talk about a ‘target-rich environment’.
Imagine the number of gliders and decoys you could stow in a Starship …
Gliders, heck—think of how many mobile infantry capsule troopers you could drop!
That was my thought. You beat me to it.