That's probably a ballute being (briefly) deployed. Best guess is that it
aids in stability and in ensuring a clean separation.
D.
On Dec 31, 2015 4:39 AM, "John Dom" <johndom@xxxxxxxxx> wrote:
http://spacenews.com/f-15-launches-microsatellite-in-alasa-concept-video/
Oddities: any idea why that air launched rocket (concept animation above)
briefly deployed a bag aft, after release and why its 4 motor exhausts were
mounted on the top (early Goddard style)?
jd